[cisco-voip] Help US Voice T1 issue

Mike King me at mpking.com
Thu Sep 26 11:48:22 EDT 2013


I'm a former Nortel PBX user..

A LOT of the OLD (i mean really old) PBX's used D4 AMI, not B8ZS

I would check that.

Mike


On Thu, Sep 26, 2013 at 10:18 AM, Samuel Souza <samuelssouza at msn.com> wrote:

> Hello guys,****
>
> ** **
>
> We are facing a problem in a US customer.****
>
> ** **
>
> The customer is migration from a Nortel PBX to a 2951 router with a VWIC3
> T1 card, and when the AT&T connects the PSTN on the router  the T1 stays
> down, but when the AT&T connects on Nortel again works fine.****
>
> ** **
>
> Below, some tests that we did:****
>
> The configuration seems to be ok because we tested in a 2821 router with a
> VWIC2 card and it works.****
>
> We tried to configure the VWIC2 card on the 2951 router and it works also.
> ****
>
> It is not working only when we connect on the VWIC3 card.****
>
> We tried also to replace the router and the cards but still don’t works.**
> **
>
> A hard loopback plug allows the VWIC3 T1 to come up fine.****
>
> ** **
>
> Information:****
>
> ** **
>
> Call flow****
>
> ** **
>
> ip phone --> cucm --> MGCP GW ---> Telco****
>
> ** **
>
> Router Model:****
>
> CISCO2951/K9****
>
> IOS:****
>
> c2951-universalk9-mz.SPA.151-4.M6.bin****
>
> T1 Card:****
>
> WIC Slot 2:****
>
>                 VWIC3-2MFT-T1/E1 - 2-Port RJ-48 Multiflex Trunk - T1/E1***
> *
>
> ** **
>
> Configuration:****
>
> ** **
>
> card type t1 0 2****
>
> ** **
>
> network-clock-participate wic 2 ****
>
> network-clock-select 1 T1 0/2/0****
>
> ** **
>
> isdn switch-type primary-ni****
>
> ** **
>
> controller T1 0/2/0****
>
> cablelength long 0db****
>
> pri-group timeslots 1-24 service mgcp****
>
> !****
>
> controller T1 0/2/1****
>
> cablelength long 0db****
>
> pri-group timeslots 1-24 service mgcp****
>
> ** **
>
> !****
>
> interface Serial0/2/0:23****
>
> no ip address****
>
> encapsulation hdlc****
>
> isdn switch-type primary-ni****
>
> isdn incoming-voice voice****
>
> isdn bind-l3 ccm-manager****
>
> no cdp enable****
>
> !****
>
> interface Serial0/2/1:23****
>
> no ip address****
>
> encapsulation hdlc****
>
> isdn switch-type primary-ni****
>
> isdn incoming-voice voice****
>
> isdn bind-l3 ccm-manager****
>
> no cdp enable****
>
> ** **
>
> voice-port 0/2/0:23****
>
> echo-cancel coverage 64****
>
> !****
>
> voice-port 0/2/1:23****
>
> echo-cancel coverage 64****
>
> !****
>
> Show controllers:****
>
> ** **
>
> T1 0/2/0 is down.****
>
>   Applique type is Channelized T1****
>
>   Cablelength is long 0db****
>
>   Transmitter is sending remote alarm.****
>
>   Receiver has loss of signal.****
>
>   alarm-trigger is not set****
>
>   Soaking time: 3, Clearance time: 10****
>
>   AIS State:Clear  LOS State:Failure LOF State:Failure****
>
>   Version info FPGA Rev: 08121917, FPGA Type: PRK4****
>
>   Framing is ESF, Line Code is B8ZS, Clock Source is Line.****
>
>   CRC Threshold is 320. Reported from firmware  is 320.****
>
>   Data in current interval (429 seconds elapsed):****
>
>      0 Line Code Violations, 0 Path Code Violations****
>
>      73 Slip Secs, 0 Fr Loss Secs, 0 Line Err Secs, 0 Degraded Mins****
>
>      0 Errored Secs, 0 Bursty Err Secs, 0 Severely Err Secs, 429 Unavail
> Secs****
>
>   Total Data (last 52 15 minute intervals):****
>
>      1 Line Code Violations, 0 Path Code Violations,****
>
>      8173 Slip Secs, 0 Fr Loss Secs, 1 Line Err Secs, 0 Degraded Mins,****
>
>      0 Errored Secs, 0 Bursty Err Secs, 0 Severely Err Secs, 46800 Unavail
> Secs****
>
> T1 0/2/1 is down.****
>
>   Applique type is Channelized T1****
>
>   Cablelength is long 0db****
>
>   Transmitter is sending remote alarm.****
>
>   Receiver has loss of signal.****
>
>   alarm-trigger is not set****
>
>   Soaking time: 3, Clearance time: 10****
>
>   AIS State:Clear  LOS State:Failure LOF State:Failure****
>
>   Version info FPGA Rev: 08121917, FPGA Type: PRK4****
>
>   Framing is ESF, Line Code is B8ZS, Clock Source is Line.****
>
>   CRC Threshold is 320. Reported from firmware  is 320.****
>
>   Data in current interval (429 seconds elapsed):****
>
>      0 Line Code Violations, 0 Path Code Violations****
>
>      79 Slip Secs, 0 Fr Loss Secs, 0 Line Err Secs, 0 Degraded Mins****
>
>      0 Errored Secs, 0 Bursty Err Secs, 0 Severely Err Secs, 429 Unavail
> Secs****
>
>   Total Data (last 52 15 minute intervals):****
>
>      1 Line Code Violations, 0 Path Code Violations,****
>
>      8629 Slip Secs, 0 Fr Loss Secs, 1 Line Err Secs, 0 Degraded Mins,****
>
>      0 Errored Secs, 0 Bursty Err Secs, 0 Severely Err Secs, 46800 Unavail
> Secs****
>
> ** **
>
> Show interfaces:****
>
> Serial0/2/0:0 is down, line protocol is down ****
>
>   Hardware is DSX1****
>
>   MTU 1500 bytes, BW 64 Kbit/sec, DLY 20000 usec, ****
>
>      reliability 255/255, txload 1/255, rxload 1/255****
>
>   Encapsulation HDLC, crc 16, loopback not set****
>
>   Keepalive set (10 sec)****
>
>   Last input never, output never, output hang never****
>
>   Last clearing of "show interface" counters never****
>
>   Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0***
> *
>
>   Queueing strategy: weighted fair****
>
>   Output queue: 0/1000/64/0 (size/max total/threshold/drops) ****
>
>      Conversations  0/0/256 (active/max active/max total)****
>
>      Reserved Conversations 0/0 (allocated/max allocated)****
>
>      Available Bandwidth 48 kilobits/sec****
>
>   5 minute input rate 0 bits/sec, 0 packets/sec****
>
>   5 minute output rate 0 bits/sec, 0 packets/sec****
>
>      0 packets input, 0 bytes, 0 no buffer****
>
>      Received 0 broadcasts (0 IP multicasts)****
>
>      0 runts, 0 giants, 0 throttles****
>
>      0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort****
>
>      0 packets output, 0 bytes, 0 underruns****
>
>      0 output errors, 0 collisions, 0 interface resets****
>
>      0 unknown protocol drops****
>
>      0 output buffer failures, 0 output buffers swapped out****
>
>      0 carrier transitions****
>
> ** **
>
> Serial0/2/1:0 is down, line protocol is down ****
>
>   Hardware is DSX1****
>
>   MTU 1500 bytes, BW 64 Kbit/sec, DLY 20000 usec, ****
>
>      reliability 255/255, txload 1/255, rxload 1/255****
>
>   Encapsulation HDLC, crc 16, loopback not set****
>
>   Keepalive set (10 sec)****
>
>   Last input never, output never, output hang never****
>
>   Last clearing of "show interface" counters never****
>
>   Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0***
> *
>
>   Queueing strategy: weighted fair****
>
>   Output queue: 0/1000/64/0 (size/max total/threshold/drops) ****
>
>      Conversations  0/0/256 (active/max active/max total)****
>
>      Reserved Conversations 0/0 (allocated/max allocated)****
>
>      Available Bandwidth 48 kilobits/sec****
>
>   5 minute input rate 0 bits/sec, 0 packets/sec****
>
>   5 minute output rate 0 bits/sec, 0 packets/sec****
>
>      0 packets input, 0 bytes, 0 no buffer****
>
>      Received 0 broadcasts (0 IP multicasts)****
>
>      0 runts, 0 giants, 0 throttles****
>
>      0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored, 0 abort****
>
>      0 packets output, 0 bytes, 0 underruns****
>
>      0 output errors, 0 collisions, 0 interface resets****
>
>      0 unknown protocol drops****
>
>      0 output buffer failures, 0 output buffers swapped out****
>
>      0 carrier transitions****
>
> ** **
>
> Many thanks!****
>
> ** **
>
> Samuel Souza.****
>
> _______________________________________________
> cisco-voip mailing list
> cisco-voip at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-voip
>
>
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