Manuale d’uso / di manutenzione del prodotto T1/PRI del fabbricante 3Com
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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.
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 Menu Option 10 ..................... ................... ................... ............. ... 2-6 Configuring the span line’ s inte rface ID .................... ................ 2-6 Menu Option 11 ..................... ................... .....
iii Menu Option 4 ... ................... ................... .................... ............. 2-15 Assigni ng timing source priority ........... .................... ............. 2-15 Menu Option 5 ... ................... ................... .....
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..... ................... ..........
v Environment ...... .................... ................... ................... ............. ......... B-2 Shippin g and Storage ............. ................... ............. .................... .. B-2 Operating .... .................... .......
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.
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.
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 .
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 .
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.
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.
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.
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.
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.
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.
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.
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.
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 .
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.
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.
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.
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 r.
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).
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.
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.
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.
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.
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.
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 .
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.
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.
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.
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.
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.
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.
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 .
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.
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 .
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.
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.
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.
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.
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.
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) .
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.
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.
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 IS.
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 .
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.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il 3Com T1/PRI è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del 3Com T1/PRI - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso 3Com T1/PRI imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul 3Com T1/PRI ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il 3Com T1/PRI, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del 3Com T1/PRI.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il 3Com T1/PRI. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo 3Com T1/PRI insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
