AT&T 2500 series manuel d'utilisation
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Un bon manuel d’utilisation
Les règles imposent au revendeur l'obligation de fournir à l'acheteur, avec des marchandises, le manuel d’utilisation AT&T 2500 series. Le manque du manuel d’utilisation ou les informations incorrectes fournies au consommateur sont à la base d'une plainte pour non-conformité du dispositif avec le contrat. Conformément à la loi, l’inclusion du manuel d’utilisation sous une forme autre que le papier est autorisée, ce qui est souvent utilisé récemment, en incluant la forme graphique ou électronique du manuel AT&T 2500 series ou les vidéos d'instruction pour les utilisateurs. La condition est son caractère lisible et compréhensible.
Qu'est ce que le manuel d’utilisation?
Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation AT&T 2500 series décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.
Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.
Donc, ce qui devrait contenir le manuel parfait?
Tout d'abord, le manuel d’utilisation AT&T 2500 series devrait contenir:
- informations sur les caractéristiques techniques du dispositif AT&T 2500 series
- nom du fabricant et année de fabrication AT&T 2500 series
- instructions d'utilisation, de réglage et d’entretien de l'équipement AT&T 2500 series
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes
Pourquoi nous ne lisons pas les manuels d’utilisation?
Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage AT&T 2500 series ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles AT&T 2500 series et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service AT&T en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées AT&T 2500 series, comme c’est le cas pour la version papier.
Pourquoi lire le manuel d’utilisation?
Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif AT&T 2500 series, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.
Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation AT&T 2500 series. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.
Table des matières du manuel d’utilisation
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Page 1
AT&T 555-025-201 DEFINITY ® Communications System Network and Data Connectivity[...]
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Page 2
[...]
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Page 3
CONTENTS _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ A AB BO OU UT T T TH HI IS S D DO OC CU UM ME EN NT T x xv vi ii i PREREQU[...]
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Page 4
iv CONTENTS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________________________________[...]
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Page 5
CONTENTS v _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Internal Dial Plan 2-8 Auxiliary Call Information 2-10 Automatic Alterna[...]
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Page 6
vi CONTENTS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________________________________[...]
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Page 7
CONTENTS vii _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Parallel vs. Serial 7-6 Transmission Speed 7-6 Type of Communications [...]
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Page 8
viii CONTENTS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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Page 9
CONTENTS ix _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ USE OF GENERIC 2 AS A SYSTEM CLOCK REFERENCE B-29 USE OF GENERIC 1 AS A[...]
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Page 10
x CONTENTS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________________________________________[...]
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Page 11
CONTENTS xi _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Figure 6-3. Direct Link DCS Connections 6-5 Figure 6-4. Minimized Link [...]
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Page 12
xii CONTENTS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________[...]
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Page 13
CONTENTS xiii _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Figure B-11. External and Internal Reference Levels B-19 Figure B-12.[...]
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xiv CONTENTS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________[...]
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Page 15
CONTENTS xv _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Table 8-8. Requirements for PBX-to-PBX Private Network Spectrum Connect[...]
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xvi CONTENTS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________[...]
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Page 17
ABOUT THIS DOCUMENT _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ This document explains how to arrange two or more communication[...]
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xviii ABOUT THIS DOCUMENT _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ______________________________________________________________________[...]
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ABOUT THIS DOCUMENT xix _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ HOW TO MAKE COMMENTS ABOUT THIS DOCUMENT Reader comment car[...]
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Page 20
xx ABOUT THIS DOCUMENT _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________________[...]
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Page 21
1. INTRODUCTION TO CONNECTIVITY _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ This book explains two aspects of communicating thr[...]
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Page 22
1-2 INTRODUCTION TO CONNECTIVITY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________________________[...]
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Page 23
TRANSMISSION TYPES _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Both analog and digital transmission can be used to carry inform[...]
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Page 24
1-4 TRANSMISSION TYPES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________________[...]
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Page 25
TRANSMISSION TYPES 1-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ • Voice: To carry voice over digital transmission faciliti[...]
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1-6 TRANSMISSION TYPES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________________[...]
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Page 27
TRANSMISSION STATES _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ When you plan a communications network, there are certain rules[...]
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Page 28
1-8 TRANSMISSION STATES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ________________________________________________________________________[...]
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Page 29
TRANSMISSION STATES 1-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ • Incoming digital-trunk calls to a digital switch need n[...]
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1-10 TRANSMISSION STATES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________________________________[...]
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Page 31
TRANSMISSION STATES 1-11 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ DATA TRANSMISSION Because of the variety of protocols that[...]
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1-12 TRANSMISSION STATES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________________________________[...]
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TRANSMISSION STATES 1-13 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Protocols Used The following is a list of the protocols th[...]
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1-14 TRANSMISSION STATES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________________________________[...]
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TRANSMISSION STATES 1-15 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Note that both the physical-layer protocol and the DMI mod[...]
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1-16 TRANSMISSION STATES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________________________________[...]
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MULTIPLEXED COMMUNICATION _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ As signals are transmitted away from the switch and onto [...]
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1-18 MULTIPLEXED COMMUNICATION _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________[...]
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Page 39
MULTIPLEXED COMMUNICATION 1-19 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Line Coding Line coding is the pattern that data ass[...]
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1-20 MULTIPLEXED COMMUNICATION _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________[...]
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Page 41
MULTIPLEXED COMMUNICATION 1-21 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Signal Inversion Signal inversion is the replacement[...]
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1-22 MULTIPLEXED COMMUNICATION _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________[...]
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Page 43
MULTIPLEXED COMMUNICATION 1-23 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ TABLE 1-7: Data-Module Capabilities (Part 2 of 2) _ [...]
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1-24 MULTIPLEXED COMMUNICATION _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________[...]
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Page 45
MULTIPLEXED COMMUNICATION 1-25 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ The framing format does not place any requirement on[...]
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1-26 MULTIPLEXED COMMUNICATION _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________[...]
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MULTIPLEXED COMMUNICATION 1-27 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Facilities using RBS carry digital data at 56 kbps. [...]
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1-28 MULTIPLEXED COMMUNICATION _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________[...]
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MULTIPLEXED COMMUNICATION 1-29 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ MULTIPLEXING OUTSIDE THE SWITCH As signals propagate[...]
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1-30 MULTIPLEXED COMMUNICATION _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________[...]
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MULTIPLEXED COMMUNICATION 1-31 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Compressing the Signal Through a process called adap[...]
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1-32 MULTIPLEXED COMMUNICATION _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________[...]
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MULTIPLEXED COMMUNICATION 1-33 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ AT&T Microwave 0 - 56K ATT terminals T1 D4/CEM D[...]
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1-34 MULTIPLEXED COMMUNICATION _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________[...]
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TRUNKING _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Trunks are the transmission medium through which voice and data signals tr[...]
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1-36 TRUNKING _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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TRUNKING 1-37 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ numbers (without their accompanying location code) are sent over acce[...]
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1-38 TRUNKING _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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TRUNKING 1-39 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Access can also be switched or nonswitched. • With switched access,[...]
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1-40 TRUNKING _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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TRUNKING 1-41 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ DMI — A DS1 link that uses the digital multiplexed interface (DMI) [...]
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1-42 TRUNKING _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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Page 63
TRUNKING 1-43 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Table 1-10. Generic 1 and Generic 2 Analog Trunks — Voice/Voice-Gra[...]
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1-44 TRUNKING _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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Page 65
TRUNKING 1-45 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Table 1-11. Generic 1 and Generic 2 Digital Trunks — Voice BCC[...]
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1-46 TRUNKING _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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TRUNKING 1-47 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________[...]
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1-48 TRUNKING _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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TRUNKING 1-49 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Table 1-13. Generic 1 and Generic 2 Digital Trunks — 56 kbps User R[...]
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1-50 TRUNKING _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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Page 71
TRUNKING 1-51 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________[...]
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1-52 TRUNKING _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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2. COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ A network is an interconnected g[...]
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2-2 COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________[...]
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COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW 2-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ SDN ETN LOCATION B SATELLITE MA[...]
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2-4 COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________[...]
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COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW 2-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ network calls. In addition, ARS[...]
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2-6 COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________[...]
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COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW 2-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ • The Uniform Dial Plan funct[...]
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2-8 COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________[...]
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COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW 2-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ LOCAL STATION OR NETWORK OR NET[...]
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2-10 COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________[...]
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COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW 2-11 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ • Bearer capabilities — Be[...]
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2-12 COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________[...]
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COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW 2-13 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Selecting a Trunk Group Variou[...]
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2-14 COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________[...]
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COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW 2-15 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ PARTITION GROUP NUMBER (S75/G2[...]
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2-16 COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________[...]
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COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW 2-17 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ • When an IXC facility is ch[...]
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2-18 COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________[...]
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COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW 2-19 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Table 2-3. Networking Feature [...]
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2-20 COMMUNICATION SYSTEM NETWORKING — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________[...]
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3. TANDEM TIE TRUNK NETWORKS _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ A tandem tie trunk (TTT) network is an network of DIME[...]
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3-2 TANDEM TIE TRUNK NETWORKS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________[...]
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4. MAIN-SATELLITE/TRIBUTARY (MS/T) NETWORKS THROUGH THE UDP OR MULTIPREMISES PACKAGES _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ____________________________________________________________________________________[...]
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4-2 MAIN-SATELLITE/TRIBUTARY (MS/T) NETWORKS THROUGH THE UDP OR MULTIPREMISES PACKAGES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________[...]
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MAIN-SATELLITE/TRIBUTARY (MS/T) NETWORKS THROUGH THE UDP OR MULTIPREMISES PACKAGES 4-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ___________________________________________________________________________________[...]
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4-4 MAIN-SATELLITE/TRIBUTARY (MS/T) NETWORKS THROUGH THE UDP OR MULTIPREMISES PACKAGES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________[...]
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MAIN-SATELLITE/TRIBUTARY (MS/T) NETWORKS THROUGH THE UDP OR MULTIPREMISES PACKAGES 4-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ___________________________________________________________________________________[...]
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4-6 MAIN-SATELLITE/TRIBUTARY (MS/T) NETWORKS THROUGH THE UDP OR MULTIPREMISES PACKAGES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________[...]
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MAIN-SATELLITE/TRIBUTARY (MS/T) NETWORKS THROUGH THE UDP OR MULTIPREMISES PACKAGES 4-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ___________________________________________________________________________________[...]
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4-8 MAIN-SATELLITE/TRIBUTARY (MS/T) NETWORKS THROUGH THE UDP OR MULTIPREMISES PACKAGES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________[...]
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Page 103
MAIN-SATELLITE/TRIBUTARY (MS/T) NETWORKS THROUGH THE UDP OR MULTIPREMISES PACKAGES 4-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ___________________________________________________________________________________[...]
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4-10 MAIN-SATELLITE/TRIBUTARY (MS/T) NETWORKS THROUGH THE UDP OR MULTIPREMISES PACKAGES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ________[...]
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5. ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ An ETN is a wid[...]
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5-2 ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________[...]
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ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES 5-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ ACCESS TIE TRU[...]
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Page 108
5-4 ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________[...]
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Page 109
ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES 5-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Off-Net Trunks[...]
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5-6 ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________[...]
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Page 111
ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES 5-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Note that a Sy[...]
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Page 112
5-8 ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________[...]
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Page 113
ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES 5-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Like System 85[...]
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Page 114
5-10 ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________[...]
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Page 115
ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES 5-11 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ SO (6) 592-34[...]
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Page 116
5-12 ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________[...]
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Page 117
ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES 5-13 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ CAS MAIN G1/G[...]
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Page 118
5-14 ELECTRONIC TANDEM NETWORK (ETN) THROUGH THE ETN AND PNA PACKAGES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________[...]
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6. DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ The distributed communications system (D[...]
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Page 120
6-2 DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________[...]
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Page 121
DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) 6-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Tie Trunks In ETNs, the tie trunks conn[...]
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Page 122
6-4 DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________[...]
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DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) 6-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ (See chapter 9 for detailed permanent c[...]
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Page 124
6-6 DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________[...]
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Page 125
DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) 6-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ A C B F G H I K L E D 1 2 3 4 1 2 3 4 1[...]
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Page 126
6-8 DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________[...]
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Page 127
DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) 6-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ RS232 MTDM MTDM DCP DCP TN764 (DIGITAL [...]
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Page 128
6-10 DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________[...]
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DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) 6-11 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ TN760 (TIE TRUNK) TN722 OR TN767 (DS1)[...]
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Page 130
6-12 DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________[...]
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DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) 6-13 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ *ONE OF THE 23 AVD CHANNELS IS USED FO[...]
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6-14 DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________[...]
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Page 133
DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) 6-15 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Table 6-3. Availability of Attendant F[...]
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Page 134
6-16 DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________[...]
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Page 135
DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) 6-17 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Transparent Voice Terminal Features Th[...]
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Page 136
6-18 DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________[...]
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Page 137
DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) 6-19 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ feature allows the caller to leave a ?[...]
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Page 138
6-20 DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________[...]
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Page 139
DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) 6-21 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ • Leave Word Calling — Leave Word [...]
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Page 140
6-22 DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________[...]
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Page 141
DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) 6-23 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ ADMINISTRATION CONSIDERATIONS To deter[...]
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Page 142
6-24 DISTRIBUTED COMMUNICATIONS SYSTEM (DCS) _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________[...]
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7. DATA CONNECTIVITY — AN OVERVIEW _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ This part of the AT&T Network and Data Con[...]
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7-2 DATA CONNECTIVITY — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________[...]
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DATA CONNECTIVITY — AN OVERVIEW 7-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ SYNCHRONOUS NETWORKING AT&T 6500 MULTI- F[...]
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7-4 DATA CONNECTIVITY — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________[...]
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DATA CONNECTIVITY — AN OVERVIEW 7-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ 3 4 5 6 7 P SP ST 1 2 SYN SYN SOH TEXT ETX BC[...]
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7-6 DATA CONNECTIVITY — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________[...]
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DATA CONNECTIVITY — AN OVERVIEW 7-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ 1 1 1 1 1 1 1 1 SERIAL 0 0 0 0 0 0 0 0 0 1 1 [...]
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7-8 DATA CONNECTIVITY — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________[...]
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DATA CONNECTIVITY — AN OVERVIEW 7-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ At the point in the communications stream whe[...]
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7-10 DATA CONNECTIVITY — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________[...]
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DATA CONNECTIVITY — AN OVERVIEW 7-11 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Note that BRI terminals follow the asynchron[...]
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7-12 DATA CONNECTIVITY — AN OVERVIEW _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________[...]
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8. DATA COMMUNICATIONS CAPABILITIES _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Your communications system can be used to conne[...]
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8-2 DATA COMMUNICATIONS CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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DTE CONNECTIONS _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Through your communications system, you can communicate with both a[...]
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8-4 DTE CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________________________[...]
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DTE CONNECTIONS 8-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ DCE POSSIBILITIES DCEs that communicate with AT&T communica[...]
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8-6 DTE CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________________________[...]
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DTE CONNECTIONS 8-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ If you choose to use DCP (digital-line or GPP) ports for the co[...]
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8-8 DTE CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________________________[...]
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DTE CONNECTIONS 8-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ TABLE 8-1. DCP-Port Data Modules (part 2 of 2) _ ______________[...]
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8-10 DTE CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________[...]
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DTE CONNECTIONS 8-11 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ RS-232D 7400A TIP-RING MODEM (HAYES AT COMPATIBLE) DCP PBX TN7[...]
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8-12 DTE CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________[...]
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LOCAL AREA NETWORK CONNECTIONS _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ A local area network (LAN) is a collection of geogra[...]
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8-14 LOCAL AREA NETWORK CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________[...]
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LOCAL AREA NETWORK CONNECTIONS 8-15 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ — It can give outside users access to the LAN[...]
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8-16 LOCAL AREA NETWORK CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________[...]
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LOCAL AREA NETWORK CONNECTIONS 8-17 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ 7400A/ ADU/ MADU REMOTE PC (RPC) CLIENT (OFF PR[...]
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8-18 LOCAL AREA NETWORK CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________[...]
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LOCAL AREA NETWORK CONNECTIONS 8-19 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ LAN LAN D C P D S 1 S75/S85/G1/G2 D C P D S 1 S[...]
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8-20 LOCAL AREA NETWORK CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________[...]
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PUBLIC AND PRIVATE DATA NETWORK CONNECTIONS _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ This section describes how to use publi[...]
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8-22 PUBLIC AND PRIVATE DATA NETWORK CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________[...]
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PUBLIC AND PRIVATE DATA NETWORK CONNECTIONS 8-23 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ • Image viewing and transfer —[...]
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8-24 PUBLIC AND PRIVATE DATA NETWORK CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________[...]
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PUBLIC AND PRIVATE DATA NETWORK CONNECTIONS 8-25 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ PUBLIC SWITCHED DATA NETWORK (DOME[...]
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8-26 PUBLIC AND PRIVATE DATA NETWORK CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________[...]
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PUBLIC AND PRIVATE DATA NETWORK CONNECTIONS 8-27 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Table 8-7. Requirements for PBX-to[...]
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8-28 PUBLIC AND PRIVATE DATA NETWORK CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________[...]
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PUBLIC AND PRIVATE DATA NETWORK CONNECTIONS 8-29 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Private Terrestrial Connections Th[...]
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8-30 PUBLIC AND PRIVATE DATA NETWORK CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________[...]
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TELEMARKETING HOST CONNECTIONS _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ A telemarketing host is a processor that is used for[...]
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8-32 TELEMARKETING HOST CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________[...]
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TELEMARKETING HOST CONNECTIONS 8-33 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ For further details, see: • Integrated Telema[...]
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8-34 TELEMARKETING HOST CONNECTIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________[...]
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DATA NETWORK ADMINISTRATION _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ The lines and trunks you use for data communication can[...]
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8-36 DATA NETWORK ADMINISTRATION _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________________________[...]
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9. DATA COMMUNICATIONS CONFIGURATIONS _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Chapter 8 described how DTEs and LANs can com[...]
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9-2 DATA COMMUNICATIONS CONFIGURATIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________[...]
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DATA COMMUNICATIONS CONFIGURATIONS 9-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ PSC OR DSC S75/S85/G1/G2 PSC OR DSC S75/S85/[...]
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9-4 DATA COMMUNICATIONS CONFIGURATIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________[...]
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DATA COMMUNICATIONS CONFIGURATIONS 9-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ SNA NODE CONNECTIONS You can use your commun[...]
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9-6 DATA COMMUNICATIONS CONFIGURATIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________[...]
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DATA COMMUNICATIONS CONFIGURATIONS 9-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ SWITCHED DIGITAL NETWORK PICTURETEL PICTURET[...]
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9-8 DATA COMMUNICATIONS CONFIGURATIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________[...]
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A. RELATED DOCUMENTS _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ GENERAL Operation User’s Guide — DDM-1000 (363-206-100) Z3[...]
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A-2 RELATED DOCUMENTS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________[...]
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RELATED DOCUMENTS A-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ A Guide to Premises Distribution (555-400-021) Multiple Async[...]
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A-4 RELATED DOCUMENTS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________[...]
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RELATED DOCUMENTS A-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ System 75, System 85, and DIMENSION PBX Systems — Applicati[...]
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A-6 RELATED DOCUMENTS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________[...]
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RELATED DOCUMENTS A-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Sales Data Switching Sales Guide (555-035-001) Data Switching[...]
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A-8 RELATED DOCUMENTS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________[...]
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RELATED DOCUMENTS A-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ System 85 R2V4 to 740 Multiplexer (555-037-214) System 85 R2V[...]
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A-10 RELATED DOCUMENTS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________________[...]
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B. SYNCHRONIZATION OF DIGITAL FACILITIES _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ The DS1 transmit and receive buffers (for [...]
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B-2 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ______________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Notice in figure B-1-B, Options for Sync[...]
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B-4 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ______________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ synchronized together. However, to provid[...]
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B-6 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ______________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ NOTE: For System 85 and Generic 2, the SC[...]
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B-8 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ______________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ System 85 or Generic 2 with a duplicated [...]
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B-10 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-11 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ • The LED in position #5 refers to the[...]
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B-12 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-13 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ The TN768 and TN780 circuit packs contai[...]
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B-14 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-15 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ and secondary references also apply to t[...]
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B-16 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-17 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ 2. System 85 and Generic 2 applications [...]
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B-18 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-19 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ INTERNALLY REFERENCED NODES DIGITAL TRAN[...]
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B-20 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-21 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ RULE 2: A node may use a facility as a b[...]
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B-22 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-23 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Facility rank ordering is generally base[...]
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B-24 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-25 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ B A . . . . . . . . . . . . . . . . . . [...]
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B-26 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-27 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ . . . . . . . . . . . . . . SECONDARY (B[...]
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B-28 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________[...]
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SYNCHRONIZATION OF DIGITAL FACILITIES B-29 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ CONCLUSIONS ON SYNCHRONIZATION Make no a[...]
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B-30 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________[...]
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Page 239
SYNCHRONIZATION OF DIGITAL FACILITIES B-31 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Trunk-Mode Interface (ISDN-PRI + Robbed [...]
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B-32 SYNCHRONIZATION OF DIGITAL FACILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________[...]
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Page 241
C. TRUNKING TERMS AND CAPABILITIES _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ This appendix contains a list of trunking-relate[...]
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C-2 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ CCSA (or Common Control Switching Arrangement) [...]
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Page 244
C-4 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________[...]
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Page 245
TRUNKING TERMS AND CAPABILITIES C-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Derived E&M Lead Signaling A signaling inte[...]
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Page 246
C-6 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ (4) All out-of-building (inter-building) applic[...]
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C-8 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ (3) If the other entity is a PBX, either encode[...]
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C-10 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-11 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Main PBX In a main—satellite/tributary commu[...]
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C-12 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-13 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Signaling Type With System 85 (R2V4) and the G[...]
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Page 254
C-14 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-15 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Note: Previously, most switch implementations [...]
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C-16 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-17 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ TRUNKING CHARACTERISTICS TABLE D ——identi?[...]
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C-18 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-19 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ____________________________________________[...]
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C-20 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-21 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ ______________________________________________[...]
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Page 262
C-22 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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Page 263
TRUNKING TERMS AND CAPABILITIES C-23 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ____________________________________________[...]
-
Page 264
C-24 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-25 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ____________________________________________[...]
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Page 266
C-26 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-27 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ____________________________________________[...]
-
Page 268
C-28 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-29 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ____________________________________________[...]
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C-30 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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TRUNKING TERMS AND CAPABILITIES C-31 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ____________________________________________[...]
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C-32 TRUNKING TERMS AND CAPABILITIES _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________[...]
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Page 273
D. COMMUNICATIONS PROTOCOLS _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ A protocol is a set of rules for how transmissions are [...]
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Page 274
D-2 COMMUNICATIONS PROTOCOLS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________[...]
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Page 275
COMMUNICATIONS PROTOCOLS D-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ LEVEL 2 LEVEL 4 LEVEL 6 NETWORK LAYER SESSION LAYER AP[...]
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Page 276
D-4 COMMUNICATIONS PROTOCOLS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________[...]
-
Page 277
COMMUNICATIONS PROTOCOLS D-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Session Layer The session layer, or layer 5, provides [...]
-
Page 278
D-6 COMMUNICATIONS PROTOCOLS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________[...]
-
Page 279
COMMUNICATIONS PROTOCOLS D-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Table D-2. Some CCITT Analog Standards _______________[...]
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Page 280
D-8 COMMUNICATIONS PROTOCOLS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________[...]
-
Page 281
COMMUNICATIONS PROTOCOLS D-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Further study ( ) B Channel Packet switching CCITT-ISO[...]
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Page 282
D-10 COMMUNICATIONS PROTOCOLS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________[...]
-
Page 283
COMMUNICATIONS PROTOCOLS D-11 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ • The Bell standard for X.25 (BX.25) The primary ra[...]
-
Page 284
D-12 COMMUNICATIONS PROTOCOLS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________[...]
-
Page 285
COMMUNICATIONS PROTOCOLS D-13 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ data frames are multiplexed into a DCP and DS1 frame.[...]
-
Page 286
D-14 COMMUNICATIONS PROTOCOLS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________[...]
-
Page 287
COMMUNICATIONS PROTOCOLS D-15 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ VARIABLE LENGTH FLAG 0 1 1 1 1 1 1 0 E SPARE SCA S DA[...]
-
Page 288
D-16 COMMUNICATIONS PROTOCOLS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________[...]
-
Page 289
COMMUNICATIONS PROTOCOLS D-17 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ The DCP protocol physical level requires a 4-wire dat[...]
-
Page 290
D-18 COMMUNICATIONS PROTOCOLS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________[...]
-
Page 291
COMMUNICATIONS PROTOCOLS D-19 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Physical Layer. This layer for BX.25 is compatible wi[...]
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Page 292
D-20 COMMUNICATIONS PROTOCOLS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________[...]
-
Page 293
E. LEAD DEFINITIONS _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ This appendix provides tables that list the lead definitions f[...]
-
Page 294
E-2 LEAD DEFINITIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________[...]
-
Page 295
LEAD DEFINITIONS E-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Table E-2. EIA RS-232D (V.28) LEADS/DEFINITIONS _ ____________[...]
-
Page 296
E-4 LEAD DEFINITIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________[...]
-
Page 297
LEAD DEFINITIONS E-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Table E-4. EIA RS-366 LEADS/DEFINITIONS ______________________[...]
-
Page 298
E-6 LEAD DEFINITIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________[...]
-
Page 299
LEAD DEFINITIONS E-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Table E-6. EIA RS-232C (V.28) LEADS SUPPORTED FOR AT&T TER[...]
-
Page 300
E-8 LEAD DEFINITIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________[...]
-
Page 301
F. NETWORKING FEATURES——AVAILABILITY MATRIX _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ The following list compares the net[...]
-
Page 302
F-2 NETWORKING FEATURES——AVAILABILITY MATRIX _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________[...]
-
Page 303
NETWORKING FEATURES——AVAILABILITY MATRIX F-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ NETWORKING FEATURES——AVAILABIL[...]
-
Page 304
F-4 NETWORKING FEATURES——AVAILABILITY MATRIX _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________[...]
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Page 305
NETWORKING FEATURES——AVAILABILITY MATRIX F-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ NETWORKING FEATURES——AVAILABIL[...]
-
Page 306
F-6 NETWORKING FEATURES——AVAILABILITY MATRIX _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _______________________________________________[...]
-
Page 307
ABBREVIATIONS _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ 4ESS number 4 electronic switching system 5ESS number 5 electronic sw[...]
-
Page 308
AB-2 ABBREVIATIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________________________________[...]
-
Page 309
ABBREVIATIONS AB-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ ETA extended trunk access ETN electronic tandem network FAX facs[...]
-
Page 310
AB-4 ABBREVIATIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________________________________[...]
-
Page 311
ABBREVIATIONS AB-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ SDN Software-Defined Network SMT system management terminal SNA[...]
-
Page 312
AB-6 ABBREVIATIONS _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________________________________[...]
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GLOSSARY _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ 24th-channel signaling Digital signal level-1 (DS1) signaling in which the[...]
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GL-2 GLOSSARY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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GLOSSARY GL-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ AUDIX Standalone An AUDIX system that has no data link and allows AUD[...]
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GL-4 GLOSSARY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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GLOSSARY GL-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ BRI See basic rate interface . BSC See binary synchronous communicati[...]
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GL-6 GLOSSARY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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GLOSSARY GL-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ CSU The terms channel service unit and customer service unit are both[...]
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GL-8 GLOSSARY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ __________________________________________________________________________________[...]
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GLOSSARY GL-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ DDC See Direct Department Calling . DDD See direct distance dialing .[...]
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GL-10 GLOSSARY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________________________[...]
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GLOSSARY GL-11 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ direct outward dialing (DOD) A feature that enables a communications[...]
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GL-12 GLOSSARY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________________________[...]
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GLOSSARY GL-13 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ final trunk group A last-choice trunk group that receives overflow[...]
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GL-14 GLOSSARY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________________________[...]
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GLOSSARY GL-15 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ Integrated Services Digital Network (ISDN) A public or private netwo[...]
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GL-16 GLOSSARY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________________________[...]
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GLOSSARY GL-17 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ MPDM See modular processor data module . MTDM See modular trunk data[...]
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GL-18 GLOSSARY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________________________[...]
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GLOSSARY GL-19 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ permanent switched connection (PSC) On the System 75 and Generic 1, [...]
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GL-20 GLOSSARY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________________________[...]
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GLOSSARY GL-21 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ route advance A telecommunications routine that routes outgoing call[...]
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GL-22 GLOSSARY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________________________[...]
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GLOSSARY GL-23 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ tip and ring Tip and ring are common nomenclature derived from old c[...]
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GL-24 GLOSSARY _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _________________________________________________________________________________[...]
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INDEX _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ 1 10-to-7 digit conversion 2-14 2 24th channel signaling 1-27 2-wire trunk C-[...]
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IN-2 INDEX _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________________________________________[...]
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INDEX IN-3 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ compression— Contd BCM-3200 1-31 channel expansion multiplexer 1-31 co[...]
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IN-4 INDEX _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________________________________________[...]
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INDEX IN-5 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ fiber-optic transmission 1-32, 8-14 file transfer 8-22, 9-6 fractional[...]
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IN-6 INDEX _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________________________________________[...]
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INDEX IN-7 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ network— Contd synchronization— Contd plan— Contd example B-20 iss[...]
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IN-8 INDEX _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ _____________________________________________________________________________________[...]
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INDEX IN-9 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ signaling— Contd address C-1 DTMF C-3 AVD 1-41 common channel signalin[...]
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IN-10 INDEX _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________________________________[...]
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INDEX IN-11 _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ _ ______________________________________________________________________________________ trunk— Contd 4-wire C-1 800 service 1-36 analog 1-9, 1-15 APLT 1-38 a[...]
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IN-12 INDEX _ ___________________________________________________________________________________________________________________________ _ ___________________________________________________________________________________________________________________________ _ ____________________________________________________________________________________[...]