[cisco-voip] I can't hear congestion tone.

Peter Slow peter.slow at gmail.com
Mon Apr 27 10:19:50 EDT 2009


also, those debugs are:

MGCP GW:
debug mgcp packet
debug isdn q931
deb ccm backhaul event
deb ccm backhaul pack

H.323 GW:
debug h225 q931
deb h225 asn1
deb h225 even
deb h245 asn1
debug ip tcp transact
debug isdn q931

2009/4/27 Peter Slow <peter.slow at gmail.com>:
>   I would get a q.931 debug. how is this supposed to work? a lot of
> the time, whats supposed to happen is a particular message from the
> telco such as a progress or disconnect will be returned from the telco
> with a PI of inband info available, and audio can/should be cut
> through one-way towards the caller so he/she can hear the message from
> the PSTN. This may not be happening correctly for you. get isdn q931
> plus h.225/245 or MGCP packet debugs from your gateway and traces from
> CUCM and we can look and see what's going on with your signaling.
>
> Tell us more about what happens. For example, do you:
> see the call say "connected" but not hear anything?
> see the call say "proceeding" but not hear anything?
> get disconnected completely, with the phone going on hook?
> get reorder tone instead of the "congestion" tone you were expecting?
>
> Please give us debugs and more detail on what you actually observe.
>
> Thanks!
>
> -Peter
>
>
> On Sat, Apr 25, 2009 at 1:16 PM, Paul <asobihoudai at yahoo.com> wrote:
>>
>> I'd do some more testing with your telco.
>>
>>
>>
>>
>> ________________________________
>> From: 서영석 <sehsys at innet.co.kr>
>> To: cisco-voip at puck.nether.net
>> Sent: Tuesday, April 21, 2009 9:58:47 PM
>> Subject: [cisco-voip] I can't hear congestion tone.
>>
>>
>> Dear all.
>>
>> I have a problem.
>> I can't hear congestion tone when all circuits (trunks) are busy.
>>
>> What's the problem?
>> Please let me know the reason.
>>
>>
>> - configuration-
>>
>> voice-card 0
>>  codec complexity high
>>  no dspfarm
>>
>> voice call send-alert
>> voice rtp send-recv
>>
>> controller T1 1/0/0
>>  framing esf
>>  linecode b8zs
>>  cablelength long 0db
>>  ds0-group 0 timeslots 1-15 type e&m-immediate-start
>>
>> voice-port 1/0/0:0
>>  timeouts interdigit 5
>>
>> dial-peer voice 23 pots
>>  destination-pattern 23T
>>  port 1/0/0:0
>>
>>
>>
>>
>> _______________________________________________
>> cisco-voip mailing list
>> cisco-voip at puck.nether.net
>> https://puck.nether.net/mailman/listinfo/cisco-voip
>>
>


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