3Com T1/PRI manuale d’uso

Dual T1/PRI Network Application Card Product Reference Part No. 1. 024 .1367- 01 Version Number 3.1[...]

® http://www.3com.c om/ Dual T1/PRI Network Application C ar d Pr oduct Refer ence V ersion 3.1 Part No. 1.024.136 7-01[...]

3Com Corporation 5400 Bay fron t Plaza Santa Clara , California 95052-81 45 Copyright © 1999, 3Com Cor poration. A ll right s reserved. No p art of thi s docume ntation ma y be reproduced in any form or by any mean s or used t o make any der ivative work (su ch as translat ion, transfor mation, or adaptati on) withou t written p ermission from 3Co[...]

i C ONTENTS A BOUT T HIS R EFERENCE Finding S pecific Inform ation in This Re fer ence .................... ............. ....... i Convention s ................... ............. ................... .................... ................... ii Contacting 3 Com ........... .................... ................... ................... ............. ii [...]

ii Menu Option 10 ..................... ................... ................... ............. ... 2-6 Configuring the span line’ s inte rface ID .................... ................ 2-6 Menu Option 11 ..................... ................... ................... ............. ... 2-6 Configuring span le vel call-type b locking .... .............[...]

iii Menu Option 4 ... ................... ................... .................... ............. 2-15 Assigni ng timing source priority ........... .................... ............. 2-15 Menu Option 5 ... ................... ................... .................... ............. 2-15 Configuring chassis sl ot devices .................. ...........[...]

iv Menu Option s 16 and 1 7........ ................... ................... ................ 3-4 Changin g span line s ervice state ................. .................... ......... 3-4 Logging Out o f the UI Console..... ................... ................... ................ 3-5 4 D UAL T1/PRI S TATUS D ISPLA YS Dual T 1/PRI Status Dis plays.....[...]

v Environment ...... .................... ................... ................... ............. ......... B-2 Shippin g and Storage ............. ................... ............. .................... .. B-2 Operating .... .................... ................... ............. ................... ......... B-2 Physical Dimension s ............... .[...]

A BOUT T HIS R EFER ENCE About This Reference provides a n overv iew of this reference, tells where to look for specif ic in fo rmati on and how to con tact 3Com, and lists document conventions. This r eferenc e descr ibes how to conf igur e the Dual T1/PRI via its user interface (UI) consol e. This r eferenc e is in tended f or a network engi neer[...]

ii A BOUT T HIS R EFERENCE Conv entions This table lists con ventions use d t hr oughout this r efer ence. Contact ing 3Com Call th e appropriate n umber li sted below for techn ical supp ort. ■ If you ar e calling fr om the Unit ed States or Canad a Dial 1. 800.231 .8770 ■ If you a r e call ing from Europe, Mi ddle East, or Africa Dial +3 53.1[...]

1 O VERVIEW This chapt er contain s an overview of sup ported fea tur es and instr uctions for accessi ng the D ual T1/PR I Networ k Applica tion Card (NAC ) through the use r in terfac e (U I) co ns o le . Support ed Featu res These featu re s are sup ported in t his r e lease: ■ RFC-1 406 (Def in itions of Managed Obje cts for the DS1 and E1 In[...]

1-2 C HAPTER 1: O VE RVIEW Callout # Description 1 RJ-45 co nnector to NIC’s RS- 232 port 2 DB-25 ma le connector to m odem for r emote operation s 3 DB-25 femal e-to-female nul l modem adap ter to PC or terminal[...]

2 D UAL T1/PRI C ONFIGURATION This ch apter pr ovides co nfigurati on inf ormation for sp an line s 1 and 2, inboun d call r outing, softw ar e fault event logging , and the car d. Conf ig uring Spa n Lines 1 and 2 Conf igure spa n lin es 1 an d 2 b y sel ectin g optio ns 5 and 6 from the user interf ace (UI) console ’ s ma in menu. Copyright | 3[...]

2-2 C HAPTER 2: D UAL T1/P RI C ONFIGURATION The U I cons ole menu option s for config uring both spans are iden tical . Sele ct ing options 5 or 6 fr om the main men u pr oduces this scree n f or that span: Menu O ption 1 Configuring th e span line’ s framing mode The framin g mode select s the T1 format. Menu O ption 2 Configuring the sp an lin[...]

Confi guring Sp an Li nes 1 and 2 2-3 This diag ram rep r esents this pr o cess. Confi gu re the NAC f r amer to r espond or ignor e the loop-up /loop- down patter n from t he T elco. Menu O ption 4 Configuring th e span line’ s jitter attenu ation Jitter attenu a tio n on t he spa n lin e enha n ces the netwo r k inte rfa ce card (NIC) to leranc[...]

2-4 C HAPTER 2: D UAL T1/P RI C ONFIGURATION Ther e are four att enuation val ues to choose fr om: ■ 0.0 dB (de f a u lt) ■ 7.5 dB ■ 15.0 d B ■ 22.5 d B Menu Op tion 6 C onfiguring for the T elco’ s switch type In or der to r eceive or place ca ll s to the T elco on the span lin e, configur e the NAC to work with the type o f switch the T[...]

Confi guring Sp an Li nes 1 and 2 2-5 Menu O ption 8 Mapping the spa n line’ s DS0s to cha ssis m odems The T otal Contr o l chassis contai ns 17 NAC slots. T wo typical chassis confi guration s are: ■ Conf igurati on 1 ■ Slot 1 : T1/P RI Card ■ Slots 2–1 6: Quad Modem or Quad I-modem Ca rd s ■ Slot 17 : Network Man agement Ca r d ■ C[...]

2-6 C HAPTER 2: D UAL T1/P RI C ONFIGURATION Menu O ption 9 Configuring the sp an line ’ s sign alin g channe l If usin g non-facil ity associ ated signal ing (NF AS), config ur e a B- or D-chan nel for signal ing purpo ses. Menu Op tion 10 Configuring the sp an line’ s interfa ce ID If usi ng NF AS , conf igure the in terface ID sp ecifie d by[...]

Confi guring Sp an Li nes 1 and 2 2-7 The fo llowin g type s of ca use c odes a re supporte d: Use th e follow ing sy ntax when c onfig uring this o ption: CCT :C CV Wher e: CCT = Ca us e co de type CCV = Cause code value ( 0–127) Pr essing R at the pr ompt rese ts all codes to t he defaul t value of 58. Config urati on cha nges w ill ta ke plac [...]

2-8 C HAPTER 2: D UAL T1/P RI C ONFIGURATION Wher e: BCT = block ed call typ e (A for a nalog call s, N for n one, D fo r digit al, B for bo th anal og and digi tal.) DS0# = DS0 nu mber , 1–23 (24 i s r eserved as th e D-chann el) The b lock ed call -type colum n has two s ubhe ading s: conf igured a nd current. As changes ar e made to this scr e[...]

Confi guring Sp an Li nes 1 and 2 2-9 Conf igure the Sh ort Hau l NIC to hand le the followi ng ca ble l engths: ■ 0 – 13 3 ft. ■ 134 – 26 6 ft . ■ 267 – 39 9 ft . ■ 400 – 53 3 ft . ■ 534 – 65 5 ft . If th er e is no Short Hau l NIC inst a lled be hind the T1 /PRI NA C, the main menu’ s curren t setting f or thi s optio n is n[...]

2-10 C HAPTER 2: D UAL T1 /PR I C ONF IGURATION Conf igurin g Inbo un d Call Rout ing Conf igure inbou nd call r out ing by sel ecti ng optio n 4 from the UI cons ole’ s main menu. Pr essing optio n 4 at the main men u pr ompt pr oduces this scr een: Menu O ption 1 Se lecting a Gatew ay to p rocess digita l call s Digita l call s hand led by the [...]

Configuri ng Inboun d Call Ro uting 2-11 Menu O ption 3 Co nfiguring in bound c all routing Conf igure inbo und ph one n umber s assig ned to a spa n line for a s pecific call typ e, anal og or digit al, for r outing pur pose s. In order to route analog calls, th e card must b e configured to accept analog i n menu opti on 2. Use the fol lowing syn[...]

2-12 C HAPTER 2: D UAL T1 /PR I C ONF IGURATION The # column r epr esents the ph one n umber i ndex, t he pho ne number column di splays the in bo und phone numb er assigned to the specific index , and th e CT c olumn displ ays w hat cal l type the sp ecific index is confi gur ed for , analo g or digi tal. Menu O ption 6 Ma pping i nbou nd phon e n[...]

Configuri ng Inboun d Call Ro uting 2-13 Use the fol lowing synt ax t o assign a pool type to a pool ID : ID:PT Wher e: ID = pool ID PT = p ool type (anal og, digi tal, bo th, none , or cle ar (clea rs pool type a nd i nboun d pho ne #)) CAUTION: Changing p ool t ypes will tri gger an automa tic up date to device -to-pool mappin gs that may resu lt[...]

2-14 C HAPTER 2: D UAL T1 /PR I C ONF IGURATION Menu O ption 9 All owing I SDN-GWC te rminati on This is the maximum nu mber of di gi tal ( s uch as T er m in al Adapt er v .110, v .120 ) c alls t erm inat ed dir ectly by the IS DN gate way . A ll ot h er di gi tal c all s ar e terminat e d by the Quad (I -modem). Maxi mum perfor mance is genera ll[...]

Configuri ng the Card 2-15 Menu O ption 2 Res toring con figuration from NVRAM This opt ion al lo ws you t o r eturn the NAC to conf igur ati on sett ings st or ed in N VRAM. Menu O ption 3 Res toring the d efault con figurat ion After saving confi guration chang es to NVRAM , you may decide at a late r date tha t changes need to be made. A n easy [...]

2-16 C HAPTER 2: D UAL T1 /PR I C ONF IGURATION The confi gu rations made with this option are sub jec t to verifica tion by chassis aware ness. For example , if a modem i s configured that is not present in the chassis, th e configura tion reque st is automati cally rejected with no e rror message displayed. Menu O ption 6 Co nfiguring th e mode m[...]

Configuri ng Softwa re Fault Ev ent Loggin g 2-17 Menu O ption 9 Co mpand ing Code Conf iguration Compand in g is the pr ocess of compr essing a signal’ s amplitude for trans mission and then expanding i t back to its or i ginal fo r m at the r eceivi ng end. It is use d to r educe the signal- t o-noi se ratio on the li ne . This o ption allo ws [...]

3 D UAL T1/PRI M AINTENANCE This chap ter contai ns infor mation ab out perfo rming Du al T1/PRI commands and logging ou t of the user int erface (UI) console . Dual T1/PRI Commands Issue co mmands to the Dual T1/PRI by selecting option 1 fr om the UI console’ s main menu. 3Com (c ) 1995, 1996, 1997, 19 98 Dual T1/P RI Appl ication Card Revisio n[...]

3-2 C HAPTER 3: D UAL T1/P RI M AINTENANCE Sele ct ing option 1 f r om the main menu pr oduces this scr een: Many of t he Co mmand Menu opt i ons have corr espondin g configur abl e parameter s in other men us of the UI con sole. Issuin g commands will not affec t the configur ed par ameter s except at t he time of i nitia l execut ion. Menu O ptio[...]

Dual T1/PRI Co mmands 3-3 Menu O ptions 4 and 6 Forcing receive r reframe on th e span lin es Issuing co mmand options 4 or 6 for ces the T1 frame r to r eframe or r e-synchr onize incomin g data on span lin e 1 or 2. Use these options if e rr or con ditions occur . Observe error conditions thr ough span li ne 1 and 2 Alarm/ Event st at us scr eens[...]

3-4 C HAPTER 3: D UAL T1/P RI M AINTENANCE Menu Optio n 11 Disabling red ALARM LEDs The span li ne ALAR M LEDs on the NAC ’ s fr ont panel r emain li t for the durati on of a n ala rm cond itio n. In ca ses wh ere the alarm conditi on is recognized and it is deter mined that the cause for this alarm i s accounted for , d isable the LED with this [...]

Loggin g Out of the UI Consol e 3- 5 Loggin g Out of th e UI Cons ole Exit t he Dual T1/ PRI UI conso le by selec ting opt i on 8, the lo gout command, from t he console’ s main menu. Use th is opti on in conju nction w ith th e UI co nsole’ s p assw ord protection featu re in the car d conf igura tion opti on of the mai n menu. 3Com (c) 1995, [...]

4 D UAL T1/PRI S TATUS D ISPLAYS This chapt er contain s informat ion about Du al T1/PRI status displ ays. Dual T1/PRI Stat us Displays Access th e Dual T 1/PRI N AC stat us di splay op tions b y selec ting o ption 2 fr om the user interface (U I) console ’ s main menu. Sele ct ing option 2 f r om the main menu pr oduces this scr een: 3Com (c ) 1[...]

4-2 C HAPTER 4: D UAL T1/P RI S TATUS D ISPLAYS Menu O ption 1 Ch ecking p ower -up se lf test sta tus Upon po wer -up, the T1/PRI sof tware performs variou s tests to e nsur e proper op eration o f the N etwork A pplicat ion Ca rd (NAC) hardware. Sele ct ing option 1 f r om the status men u di splays the r esults for these tests: ■ RAM This test[...]

Dual T1/PRI S tatus Display s 4-3 ■ Line Interfa ce Unit 1/2 The powe r -up code ve rifie s whether or no t the NIC is pr esent and then conf igures the CSU on the NIC to loca l loopb ack mode. The fai lure level f or this te st is N on-cri tical. ■ Flas h ROM 12v T es t This self-t est checks a nd verifies th at the 12v ci r cuitry to t he Fla[...]

4-4 C HAPTER 4: D UAL T1/P RI S TATUS D ISPLAYS ■ Dual PRI A Dual T1/PRI NA C is insta lled and assigned to that pa rticular slot . ■ ISDN-GW A NETSe rver PRI NA C is inst alled and assigned t o that p articular slot. ■ QBCH-MDM A Quad Modem NA C is insta lled an d assign ed to that p articular slot. ■ QBCH-I_MDM A Qua d I-Mo dem NAC is in [...]

Dual T1/PRI S tatus Display s 4-5 The ID (sl ot #) column r eprese nts the chassis slot numbers, 1–1 6 The status col umn display s one of these: ■ A V AIL The NET Server PRI is in st alled in the corr esponding ch assis slot and is idle . ■ Un-Avail Ther e i s no NETS erver P RI in stalled in the corr espond ing sl ot, or i t i s not r espon[...]

4-6 C HAPTER 4: D UAL T1/P RI S TATUS D ISPLAYS ■ IDLE The time slot is availabl e and awaiti ng a call. ■ OOS The time slot is blocked ei ther at the T elco or loca ll y . The d evice type column displa ys the type of devic e hand ling th e ca ll. It displ a ys on e of the se : ■ QBCH-MDM Quad Modem car d. ■ QBCH-I_MDM Quad I- Mo dem car d[...]

Dual T1/PRI S tatus Display s 4-7 ■ Unavail able Secs The DS 1 is de term ined to be un availabl e. All ot he r counte rs will stop. Any lay er 1 co ndit ion or 10 cons ecutiv e SE S even ts will lead to DS1 unavai labili ty . T en conse cutive non -SESs (no al ar m condit ion) will cl ear the unavai labili ty . ■ Bipo lar Vi olatio ns This ind[...]

4-8 C HAPTER 4: D UAL T1/P RI S TATUS D ISPLAYS ■ Exce s sive CRC Err or Indi c atio n (E CRCE I) This is r eported in ESF for mat when 32 of any 33 consecut ive CRCs ar e in err or . The status r eport indicates whe ther or not this event occurr ed. A counter r ecords the number of times an eve nt occurred since the latest counte r reset. ■ Ou[...]

Dual T1/PRI S tatus Display s 4-9 ■ Failed Se conds This indica tes the numb er of s econds in fail ed s tate op eratio n. A fail ed state is def ined as 10 consecu t ive seconds dur ing which s e v e re l y e r ro re d s e c o n d s o c c u r . ■ D-C ha n ne l Oper ati on a l This ind icates the state of the ISDN D-channe l. Up indicate s that[...]

A T RO U B L E C LEARING This append ix co ntains Dual T1/PRI N etwork Appl icatio n Card (NAC) tr ouble clea ring info rmatio n. Using the LED s The Dual T1 /PRI NAC h as six LEDs on th e front panel, three per span , that indicat e line sig nal cond itions. LED Purpose CD1 & CD2 Carrier Detect ind icators for span lines ALRM1 & ALRM2 Alar[...]

A-2 A PPENDIX A: T ROU BLE C LEARING *If La yer 1 a larms exist, Layer 2 sta tus is n ot ind icated. If LEDs i nd icate an al arm co ndit ion, r efer to t he al arm ev ent statu s screen for details. Alarm LE D s will stil l reg is te r du ri ng loopb a c k. About T1 /PRI Alar m Levels La yer 1 alar m c ond itions ar e categorized i nto one of thr [...]

Using the LEDs A-3 Correcting Alarm/Err or Conditio ns Alarm/Error Level Trouble Clearing Remo te Fr ame Ala rm (RFA) Yellow ■ Verify that the NAC is configure d properly accordin g to the services provi sione d by the Te lco. Contac t the Telc o if neces sary. ■ Check the cables—do no t use a flat cable. ■ Check brea k -out box e s. ■ Ex[...]

A-4 A PPENDIX A: T ROU BLE C LEARING Using SNMP T ra ps The T otal Co ntrol Enterpr ise Network H ub provides for the ma nagemen t of t he Dua l T1/PR I NAC via the Networ k Manag ement C ar d (NC) NAC. The NMC man ages the Dua l T1/PRI and ot her car ds in the cha ssis using Simple N etwork Man agement Pr otocol (SN MP) . One func tion of S NMP is[...]

B T ECHNIC AL S PECIFICATIONS Certific ation Regula tory Comp liance Statements United States FCC Pa rt 15 Compl iance State ment This equip ment has been tested and found to comply wit h the limits fo r a Class A digi tal device, p ursuant to Pa rt 15 of th e FCC Rule s. These li mits ar e designed to pro vide r easonabl e pr otection ag ainst har[...]

B-2 A PPENDIX B: T ECHNICAL S PECIFICATIONS Environment Shippi ng and Storage Operating Physical Dimensions Temp erature: -25 to 75 ° C, -13 to 167 ° F Relative Humidity : 0 to 100 %, Non-cond ensing Temp erature: 0 to 4 0 ° C, 32 to 104 ° F Relative Humidity : 0 to 95%, Non-co nde nsin g Inches Ce ntimeters Lengt h: 5.30 13.46 Width: 0.79 2.00[...]

I NDEX A About Dua l Channelized T1 (386) Alarm Levels A-4 About T1/PRI Alarm Levels A-4 Accessing the User Interface 1-1 Allowing for ALERTING message in response to SETUP re qu es t 2 -9 Allowing ISDN-GW C termination 2 -14 Allowing m odem anal og calls 2-10 Assignin g timing sour ce prior ity 2-15 C Certificatio n B-1 Changin g indi vidual DS0 s[...]

I NDEX -2 Mapping digital r eserved po ols to cha ssis Gateways 2-1 3 Mapping inbound phone num bers to r eserve d pools 2-12 Mappi ng th e span li ne’ s DS0s to cha s sis mo dems 2-5 P Phys ical D imens ions B- 2 R Regulat ory Compliance Sta tements B-1 Resetting the highe st priorit y timing s ourc e 3-2 Resetting the PRI NAC 3-2 Respondin g to[...]

3Com Corpora tion 5400 Bayfront Plaza P.O. Box 58145 Santa Clara , CA 95052-8145 ©1999 3Com Corpora tion All rights reserved Printed in the U.S.A. Part No. 1.0 24.1367-01[...]