Vai alla pagina of
Manuali d’uso simili
-
Switch
Nortel BayStack 100 Series
8 pagine 0.07 mb -
Switch
Nortel 8010co
82 pagine 1.89 mb -
Switch
Nortel 2500 Series
392 pagine 8.31 mb -
Switch
Nortel 70 Series
56 pagine 0.64 mb -
Switch
Nortel 8003AC
150 pagine 3.77 mb -
Switch
Nortel 380
218 pagine 2.42 mb -
Switch
Nortel 8691SF
2 pagine 0.06 mb -
Switch
Nortel NN47230-103
30 pagine 0.23 mb
Un buon manuale d’uso
Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso Nortel 10292FA. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica Nortel 10292FA o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.
Che cosa è il manuale d’uso?
La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso Nortel 10292FA descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.
Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.
Quindi cosa dovrebbe contenere il manuale perfetto?
Innanzitutto, il manuale d’uso Nortel 10292FA dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Nortel 10292FA
- nome del fabbricante e anno di fabbricazione Nortel 10292FA
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Nortel 10292FA
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti
Perché non leggiamo i manuali d’uso?
Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio Nortel 10292FA non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti Nortel 10292FA e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Nortel in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche Nortel 10292FA, come nel caso della versione cartacea.
Perché leggere il manuale d’uso?
Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Nortel 10292FA, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.
Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso Nortel 10292FA. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.
Sommario del manuale d’uso
-
Pagina 1
Part No. 212257-B January 2002 4401 Great Americ a Parkw ay Santa Clara, CA 9 5054 Installation and Networking Guidelines for Optical Routing[...]
-
Pagina 2
2 212257 -B Copyright © 2002 Nortel Networks All rights reserved. Januar y 20 02 . The informat ion in this docume nt is subject to change without notice. Th e statements, confi gurations, tec hnical data , and recommenda tions in this docum ent are b elieve d to be accurat e and reliable , but are prese nted wit hout expres s or i mplied warranty[...]
-
Pagina 3
3 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g Japan/Nippon requirements only V oluntary Control Council for Interfer ence (VCCI) statement T aiwa n requir ements Bureau of Standards, M etrology and Inspection (BSMI) Statement Canada requirements only Canadian Department of Communications Radio Interference Regulations This dig[...]
-
Pagina 4
4 212257 -B Nortel Networks Inc. sof twar e lice nse agreement NOTICE: Please carefu lly read this lice nse agreeme nt before copy ing or usin g the accomp anying soft ware or installin g the hardware unit wi th pre-en abled soft ware (each of which is referred to as “Software” in this Agreeme nt ) . BY COPYING OR USING THE SOF TW ARE, YOU ACCE[...]
-
Pagina 5
5 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g to any th ir d pa rty the So f tware, or any infor mat ion ab out t he ope rat io n, des ign, perfo rman ce, or i mplem entat i on of t he Software and u ser manuals t hat is conf idential to Nortel Network s and its lic ensors; howe ver , Licensee may g rant permission to its cons[...]
-
Pagina 6
6 212257 -B Licens ee fails to comply with any of the terms and c onditio ns of the lic ense. Upon termin ation for a ny reason, Lic ensee will immedia tely destroy or return to Nortel Networks the So ftware, user manuals, and al l copies . Nortel Networks is not liable to Licen see for dama ges in an y form so lely by re ason of the termin a tion [...]
-
Pagina 7
7 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g Contents Pref ace . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 3 Before you begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 4 Hard-copy te chnical ma n[...]
-
Pagina 8
8 Contents 212257 -B Chapter 3 Insta ll i ng the shelf, OADM, and OMUX . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Preparing for i nstalla tion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Exceed ing clas s 1 power l evel warni ng . . . . . . . . . . . . . . . . . . . . . . . . . . [...]
-
Pagina 9
9 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g Figures Figure 1 W ave length division m ultip lexing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Figure 2 CWDM GB IC transcei ver and label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Figure 3 CWDM OA DM network an d equi pment sid e connec ti[...]
-
Pagina 10
10 Figures 212257 -B[...]
-
Pagina 11
11 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g Ta b l e s T able 1 Parts of the optic al routing system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 8 T able 2 Ass umptio ns used i n cal cula ting ma ximu m tran smis sion dis tan ce . . . . . 28 T able 3 Point-to-poi nt signal loss v alues . . . . . . . . . . [...]
-
Pagina 12
12 Tables 212257 -B[...]
-
Pagina 13
13 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g Preface Nortel Ne tworks* optic al routi ng system suppor ts high- speed data communic ation s in metrop olitan area net works (MANs) by: • Connect ing Gigabi t Ethernet ports with fi ber opti c networks. • Combini ng multipl e wavele ngths o n a sin gle fibe r to expand ava i[...]
-
Pagina 14
14 Pref ace 212257 -B Before you begin This gui de is intended f or network admin istrato rs who have the fol lowing backg round: • Basic knowled ge of ne tworks, and net work har dware • Famil iarity wi th networking concept s and ter minology • Famil iarity wi th Ethernet network administration and Fib er Channe l networki ng Hard-copy tech[...]
-
Pagina 15
Preface 15 Install ation a nd Network ing Gui delines for Opti cal Ro uting How to ge t help If you pu rchased a ser vice c ontract for your Norte l Networks product from a distri butor or author ized reseller , contact t he technica l support staff for that distri butor or re seller for assis tance . If you purcha sed a Nortel Networ ks service pr[...]
-
Pagina 16
16 Pref ace 212257 -B[...]
-
Pagina 17
17 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g Chapter 1 Describing the o p tical routing system Nortel Ne tworks* optic al routi ng system uses c oarse wave length divis ion multipl exing ( CWDM) in a gri d of eight op tical wav elengths. CWDM Gigabi t Interf ace Converter s (GBICs) i n the switch t ransmit o ptical signals f[...]
-
Pagina 18
18 Chapte r 1 Describi ng the optica l routin g syste m 212257 -B Parts of the op tical routing s ystem The optic al routing s ystem incl udes the followi ng parts: • Gig ab it i nte rfac e co n ver ters (CW D M GBI Cs) • Optical add/drop multiplexe rs (CWDM OADMs) • Optic al multiple xer/demult iplexers ( CWDM OMUXs) • Optic al shelf to ho[...]
-
Pagina 19
Chapter 1 Describi ng the o ptical r outing system 19 Install ation a nd Network ing Gui delines for Opti cal Ro uting Figure 2 CWDM GBIC t ransce iver an d label For more i nformation abo ut CWDM GBICs, including spe cificat ions, see Instal ling CWDM Gigabit Inte rface Convert ers, part number 21 2256-B. Optical add drop multip lexer description [...]
-
Pagina 20
20 Chapte r 1 Describi ng the optica l routin g syste m 212257 -B Figure 3 CWDM OADM networ k and equi pment side connec tions The CWDM OADM ( Figure 4 ) is installed in a 19 -inch, rack-mo unted 1RU opti cal sh elf ( Figure 15 ). Figure 4 CWDM OADM Front Pane l For info rmation about installing a CWDM OADM, se e “Inserting a CWDM OADM or a CWDM [...]
-
Pagina 21
Chapter 1 Describi ng the o ptical r outing system 21 Install ation a nd Network ing Gui delines for Opti cal Ro uting Figure 5 shows an example o f two separ ate fiber pat hs in a ring conf iguration trav elin g in oppo site or east /west directions into the net work. Figure 5 CWDM OADM ring co nfigurati on ex ample For info rmation on cal culatin[...]
-
Pagina 22
22 Chapte r 1 Describi ng the optica l routin g syste m 212257 -B Figure 6 Four -cha nnel CWDM OM UX front pane l Connec tors with color-cod ed labels ( Ta b l e 1 ) simplify co nnect ion to c olor-c oded CWDM GBICs in the swit ch. CWDM OMUX-4 Figure 7 shows the CWDM OMUX-4 version, wit h four CWDM GBIC equipment side connect ions. Figure 7 CWDM OM[...]
-
Pagina 23
Chapter 1 Describi ng the o ptical r outing system 23 Install ation a nd Network ing Gui delines for Opti cal Ro uting Figure 8 CWDM OMUX -8 network and equ ipm ent si de co nnec ti ons For info rmation about installing a CWDM OMUX, se e “Inserting a CWDM OADM or a CWDM OMUX” on page 38 . For spec ifications, se e “CWDM OMUX specif icatio ns?[...]
-
Pagina 24
24 Chapte r 1 Describi ng the optica l routin g syste m 212257 -B Figure 9 CWDM OM UX point -to-poi nt configu ratio n exa mple For info rmation about calculating ne twork transmissi on distance, s ee Chapter 2, “Cal cula tin g tr a nsm is si on d ist anc e,” on p a ge 2 7 . CWDM O MUX in a ring applic ation CWDM OMUXs are also us ed as the h u[...]
-
Pagina 25
Chapter 1 Describi ng the o ptical r outing system 25 Install ation a nd Network ing Gui delines for Opti cal Ro uting Figure 10 CWDM OMUX ring confi gura tion exam ple For info rmation about calculating ne twork transmissi on distance, s ee Chapter 2, “Cal cula tin g tr a nsm is si on d ist anc e,” on p a ge 2 7 . OADM OMUX OMUX OFFICE BUILDIN[...]
-
Pagina 26
26 Chapte r 1 Describi ng the optica l routin g syste m 212257 -B[...]
-
Pagina 27
27 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g Chapter 2 Calculating transmission distance This chapt er will hel p you determin e the maximum trans mission dis tance for your CWDM network conf igurati on. This cha pt er in clu d es th e fo ll ow in g to pic s: • “About transm issio n distanc e and optical link budge t” [...]
-
Pagina 28
28 Chapte r 2 Calc ulatin g tran smissi on di stanc e 212257 -B How to calculate expected loss budget T o calc ulate the ex pected los s budget for a propos ed netw ork conf igura tion: 1 Identi fy all points whe re signal str ength will be los t. 2 Calculat e the expect ed loss f or each point. 3 Add the expected losses toget her . How to calculat[...]
-
Pagina 29
Chapter 2 Calculat ing trans missi on distan ce 29 Install ation a nd Network ing Gui delines for Opti cal Ro uting Procedure T o calc ulate the maximum tr ansmission di stance f or a proposed ne twork conf igurat ion: 1 Identi fy all points whe re signal str ength will be los t. 2 Calculat e the expect ed loss f or each point. 3 Find tot al passiv[...]
-
Pagina 30
30 Chapte r 2 Calc ulatin g tran smissi on di stanc e 212257 -B Ta b l e 3 sho ws t ypi cal l oss val ues that can be u sed to ca lcu lat e the tran sm i ssi o n distanc e for the poi nt-to-poin t network in Figure 1 1 . Ta b l e 4 shows c alc ul ati ons used to det er mine maximum transmis sio n distance for the p oint- to-poi nt net work ex ample[...]
-
Pagina 31
Chapter 2 Calculat ing trans missi on distan ce 31 Install ation a nd Network ing Gui delines for Opti cal Ro uting As it pas ses from point A to point B (the most remote p oints in the mesh ri ng network e xample in Figur e 12 ), the signal is expected to los e strengt h in the fiber optic c able, and in ea ch connect ion between th e individual C[...]
-
Pagina 32
32 Chapte r 2 Calc ulatin g tran smissi on di stanc e 212257 -B Ta b l e 5 sho ws t ypi cal l oss val ues that can be u sed to ca lcu lat e the tran sm i ssi o n distanc e for the mesh ring netwo rk example in Figure 12 . Ta b l e 6 shows the calc ulati ons use d to dete rmine maxi mum transmi ssion d istan ce for the mesh ring networ k exampl e in[...]
-
Pagina 33
Chapter 2 Calculat ing trans missi on distan ce 33 Install ation a nd Network ing Gui delines for Opti cal Ro uting Hub and spo ke transmis sion distance Hub and Spoke to pologies a re the most co mplex. The characterist ics of all components designed int o the netwo rk must be consi dered in c alculating transmi ssion distance. The following fac t[...]
-
Pagina 34
34 Chapte r 2 Calc ulatin g tran smissi on di stanc e 212257 -B Ta b l e 7 sho ws t ypi cal l oss val ues that can be u sed to ca lcu lat e the tran sm i ssi o n distanc e for the hub and spok e network i n Figure 13 . Ta b l e 8 shows the calc ulati ons use d to dete rmine maxi mum transmi ssion d istan ce for the hub and spoke ne twork in Figur e[...]
-
Pagina 35
35 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g Chapter 3 Installin g the shelf, OADM , and OMUX The sh elf and mul tiplexers are passive equipment and require n o power or electr onic This cha pter d escribes how to install o ptical rout ing compo nents, and include s the following t opics. • “Pre paring for i nstal lati o[...]
-
Pagina 36
36 Chapte r 3 Insta lling the shel f, OADM, a nd OMU X 212257 -B Figure 14 C lass 1M la ser w ar ning Environmental and physical requirements The opt ical routi ng syst em is m ounte d in an o ptica l shel f with connec tions at the front of t he modu le. For user acces s to t hese connect ions, a minimum of 36 inch es (90 cm) of clear ance is requ[...]
-
Pagina 37
Chapter 3 Installi ng the she lf, OA DM, and OMUX 37 Install ation a nd Network ing Gui delines for Opti cal Ro uting • Clear the area of synthetic mat erials such as polyester , plas tic, vinyl , or styrof oam because the se materia ls ca rry stat ic electrici ty that damage s the equipment . Installing the shelf T o in stall t he optical s helf[...]
-
Pagina 38
38 Chapte r 3 Insta lling the shel f, OADM, a nd OMU X 212257 -B Figure 15 She lf with plug-in modul e in 19 -inch rac k Inserting a CWDM OADM or a CWDM OMUX CWDM OADMs and CWDM OMUXs are pass ive de vices tha t require no power for their opera tion. Y o u can in sert them in t he optical shelf ( Figure 15 ) and t hen connect the m into your netw o[...]
-
Pagina 39
Chapter 3 Installi ng the she lf, OA DM, and OMUX 39 Install ation a nd Network ing Gui delines for Opti cal Ro uting T o inse rt a CWDM OADM or a CWDM OMUX in the optical s helf: 1 Align th e plug-in modul e with the opt ical shel f. 2 Gently pu sh the plug-i n module into the s helf cavit y . 3 T ighten the captive scr ews. The module i s install[...]
-
Pagina 40
40 Chapte r 3 Insta lling the shel f, OADM, a nd OMU X 212257 -B 2 Insert the wavelengt h-specif ic CWDM GBICs into t heir respe ctive net work device( s) . T o install a CWDM GBIC, se e I nstal ling CWDM Gigabit Interf ace Conver ters, par t number 212256- B. 3 Clean all f iber optic connect ors on the cab ling ( see “Handling and cl eaning fibe[...]
-
Pagina 41
Chapter 3 Installi ng the she lf, OA DM, and OMUX 41 Install ation a nd Network ing Gui delines for Opti cal Ro uting Cabling a four-channel CWDM OM UX This sec tion descri bes how to ca ble the foll owing: • CWDM GBIC to a CWDM OMUX-4 ( Fig ure 17 ) • CWDM OMUX-4 to west and east network backb one interfaces ( Figure 1 7 ) T o connec t fiber o[...]
-
Pagina 42
42 Chapte r 3 Insta lling the shel f, OADM, a nd OMU X 212257 -B 4 Make th e followi ng network backb one connect ions ( Fig ure 17 ): • Connect the network b ackbone east f iber optic cable s to th e east (lef t) CWDM OMUX-4. • Connect the n etwork back bone west fibe r optic c ables to the west (ri ght) CWDM OMUX-4. Cabling an eight-channel C[...]
-
Pagina 43
Chapter 3 Installi ng the she lf, OA DM, and OMUX 43 Install ation a nd Network ing Gui delines for Opti cal Ro uting 4 Make th e followi ng network backb one connect ions ( Fig ure 18 ): • Connect the network b ackbone east f iber optic cable s to th e east (lef t) CWDM OMUX-8. • Connect the n etwork back bone west fibe r optic c ables to the [...]
-
Pagina 44
44 Chapte r 3 Insta lling the shel f, OADM, a nd OMU X 212257 -B Removing a CWDM OAD M or a CWDM OMUX CWDM OADMs and CWDM OMUXs are pass ive de vices tha t require no power for the ir operati on. Y ou ca n remove the m from the optical she lf ( Figure 15 ) afte r disconne cting them fr om your network. T o remove a CWDM OADM or a CWDM OMUX plug-in [...]
-
Pagina 45
45 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g Appe ndix A CWDM OADM specifications Ta b l e 9 CW DM OADM sp ecifi catio ns Item S pec if ica tion Physica l Dim ensi on s Plug-in M odul e Size Rack Mount 8.35 ” x 1.7" x 1 0.4" 1RU Conn ectors N etwor k Side Equipmen t Side 2 dual SC/ PC 2 dual SC/ PC Cabling SMF , [...]
-
Pagina 46
46 Appendi x A CWDM OADM sp ecifi cations 212257 -B[...]
-
Pagina 47
47 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g Appe ndix B CWDM OMUX specifications Ta b l e 1 0 CWDM OMUX s pecificati ons Item Specification Physica l Dim ensi on s Plug-in M odul e Size Rack Mount 8.35” x 1. 7 5" x 8.7" 1RU Conn ectors N etwor k Side Equipmen t Side OMUX-4 1 dual SC / PC 4 dual SC / PC OMUX-8 1 [...]
-
Pagina 48
48 Appendi x B CWDM OMUX sp ecifi cations 212257 -B[...]
-
Pagina 49
49 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g Appe ndix C Handling and cleaning fiber optic equipment Precautions Although t he glass opt ical path of fi ber optic ca ble is pr otect ed with re inforcing mate ri al an d p last ic in sul atio n, it is sub ject to d amag e. U se the foll owi n g precaut ions to avoid damaging t[...]
-
Pagina 50
50 Appendi x C Handling and clea ning fi ber opti c equi pment 212257 -B Frequ ent ove rstr essing of fi ber optic cable causes progressiv e degenerati on that lead s to f ailure. If you s uspect damage to a f iber optic cab le, either d ue to mishandli ng or an abnor mally high e rror rat e observe d in one d irecti on, reverse the cable pairs. If[...]
-
Pagina 51
App endix C Handlin g and c leani ng fib er opti c equip men t 51 Install ation a nd Network ing Gui delines for Opti cal Ro uting Before c onnecting the m to tra nsmission equipment, test e quipment, patch panels , or other connectors, clean all fibe r optic conne ctors. The perfo rmance of an optical fiber conne ctor depe nds on how clean t he co[...]
-
Pagina 52
52 Appendi x C Handling and clea ning fi ber opti c equi pment 212257 -B 4 Dry the c onnector surf aces b y apply ing can ned air or letting th em air dry . Cleaning Duplex SC Connectors T o clea n duplex con nector s: 1 T o re mo ve or re tr act t he s hro u d, do one of th e foll ow in g. • On remova ble shrou d connectors, hold th e shrou d on[...]
-
Pagina 53
App endix C Handlin g and c leani ng fib er opti c equip men t 53 Install ation a nd Network ing Gui delines for Opti cal Ro uting Cleaning Receptacl e or Duplex Devices T o clea n receptacl e or duplex devices: 1 Remove du st or debr is by blowing cann ed air into the optical port of th e devi ce usi ng the c anned ai r ext ension tube. 2 Clean th[...]
-
Pagina 54
54 Appendi x C Handling and clea ning fi ber opti c equi pment 212257 -B[...]
-
Pagina 55
55 Ins tallat ion and Networ king Guide lines fo r Op tical Routin g Glossary attenuation The decre ase in signa l strengt h in an optic al fiber caused by abso rption an d scatte ring. Attenua tion can be calculate d to exp ress • sign al loss be tween two point s • total signal loss of a telecommunicat ions system or se gment attenuator A dev[...]
-
Pagina 56
56 Glos sary 212257 -B CD-ROM compact di sc read-onl y memory A compact di sc with pre-re corded data, no rmally used in la rge dat abase- type applica tions such as directo ry , ref e rence, or data retrieval . cha nne l A communic ation s path o r the sig nal sent over that pat h. By multiplex i ng several channels, voi ce cha nnels can b e trans[...]
-
Pagina 57
Glos sary 57 Install ation a nd Network ing Gui delines for Opti cal Ro uting demult iplexing The separ ating of dif ferent wav elengt hs in a wavelengt h-division multipl exing s ystem. The opp osite of mult iplexing. dispers ion The broade ning of input pul ses as they t ravel t he length of a n optical fiber . There ar e three major typ es of di[...]
-
Pagina 58
58 Glos sary 212257 -B fiber See op tical f i ber . fiber loss Also optical f i ber loss. Th e attenua tion of the li ght signal in opt ical -fib er transmi ssion. fiber-optic li nk A combin ation of t ransmitter , rec eiver , and fiber -opti c cable ca pable of trans mit tin g d ata . FO fiber o ptics The branc h of optical technolog y dedicated t[...]
-
Pagina 59
Glos sary 59 Install ation a nd Network ing Gui delines for Opti cal Ro uting hub A group of circuits co nnected at one point on a networ k. insertio n loss In an opt ical fiber system , the tota l optical po wer loss caused by insertion o f an op tical compone nt, su ch as a c onnector , splice, o r coupler . Usual ly given in dB. kbps thousand s [...]
-
Pagina 60
60 Glos sary 212257 -B loss budge t The amou nt of opti cal power lau nched i nto a s ystem that will be lost th rough various mechanisms, such as insert ion losses and fiber attenuatio n. Usually given in dB. MAN metropol itan area networ k A MAN consists of LANs interc onnecte d within a radius of app roximatel y 80 km (50 miles ). MANs typical l[...]
-
Pagina 61
Glos sary 61 Install ation a nd Network ing Gui delines for Opti cal Ro uting NDSF non-d ispersi on-shifted fib er A type of optical fiber optimized for th e 1310 nm transmi ssion window . nanometer See nm. nm nanometer One bi llion th of a meter ( 10 -9 meter). A unit of measu re commonly used t o express the wavelengt hs of lig ht. node A point i[...]
-
Pagina 62
62 Glos sary 212257 -B each signal l evel thereafte r operates at a speed divis ible by th at number . For example, OC- 3 opera tes at 155 .52 Mbit/s. OC-1 opti cal ca rrie r - level 1 An optica l SONET signal at 51.84 Mbit/s . OC-3 opti cal ca rrie r - level 3 An optica l SONET signal at 155. 52 Mbit/s. OC-12 opti cal ca rrie r - level 12 An optic[...]
-
Pagina 63
Glos sary 63 Install ation a nd Network ing Gui delines for Opti cal Ro uting optica l waveguid e See op tical f i ber . passive dev ice A device t hat does not requir e a sou rce of ene rgy to f unction. passthrough A signal bypass mechanis m that a l lows the signal to pass through a device with little or no signal processing. point-to -point tra[...]
-
Pagina 64
64 Glos sary 212257 -B single-mod e fiber See SMF . SMF A mode is o ne of the va rious light wav es that can be tr ansmit ted i n an opt ical fiber . Each o pti ca l si gna l generates many di fferent mode s, but in singl e- mode fiber t he aim is t o only have o ne of them tr ansmitte d. This is achi eved throu gh having a cor e of a ver y sm al l[...]
-
Pagina 65
Glos sary 65 Install ation a nd Network ing Gui delines for Opti cal Ro uting WDM wavelengt h division multi plexing T ransmitti ng many dif ferent colors (wavel engths) o f laser light down the same opti cal fiber at t he same time in order to inc rease the amount of infor ma ti on th at c a n be tran s ferr ed.[...]
-
Pagina 66
66 Glos sary 212257 -B[...]
-
Pagina 67
Ins tallat ion and Networ king Guide lines fo r Op tical Routin g 67 Index A add/dro p mux connecting cables 39 desc ripti on 19 insert in shelf 38 remove from shelf 44 ring application 20 specifications 45 application point-to -point , mux/d emu x 23 ring, ad d/dr op mux 20 ring , mu x /dem ux 2 4 attenuation 27 B block d iagram, connecti ons add/[...]
-
Pagina 68
68 Index 212257 -B equipmen t side connecti ons add/dro p mux 39 eight-chan nel mux/demux 42 four -channel mux/ d e mux 41 F FC connectors, cleaning 51 fiber optic cable attenu ation and tran smission 27 cleaning connecto rs for 50 precautions with 49 front p anel add/dro p mux 20 four -channel mux/ d e mux 22 G gigabit interface con verter , descr[...]
-
Pagina 69
Index 69 Install ation a nd Network ing Gui delines for Opti cal Ro uting optical routing system desc ripti on 17 shelf, installin g 3 7 P passband, specification add/dro p mux 45 physical dimensions, specification add/dro p mux 45 mux/dem ux 4 7 point-to-po int ap plication calculating transmission distance for 29 mux/dem ux 2 3 netw ork c onfigu [...]
-
Pagina 70
70 Index 212257 -B[...]