[cisco-voip] mgcp BRI failure

[Jason Burns]

What version of IOS are you running?

What does the debug mgcp packet show?

Upgrading your IOS and CallManager would be good steps to try. For more info
on what the problem might be you'd need the additional MGCP debugs, and
possibly CallManager traces.

On Thu, Nov 20, 2008 at 9:28 PM, James Jung <James.Jung at telecom.co.nz>wrote:

>  Hi all
>
> I have a problem and it has happened 7 times already this year.
>
> A remote office use 2 BRI circuits controlled by CCM (4.1.3) using MGCP.
>
> No one can make inbound and outbound call when it happens, and the isdn
> status shows "Multiple-Frame…. Established" but when I make a test call from
> PSTN, the q931 shows
>
>
>
> *Nov 21 10:10:54: ISDN BR0/0/0 Q931: RX <- SETUP pd = 8  callref = 0x1A
>
>         Sending Complete
>
>         Bearer Capability i = 0x8090A3
>
>                 Standard = CCITT
>
>                 Transfer Capability = Speech
>
>                 Transfer Mode = Circuit
>
>                 Transfer Rate = 64 kbit/s
>
>         Channel ID i = 0x89
>
>         Signal i = 0x40 - Alerting on - pattern 0
>
>         Called Party Number i = 0x80, '2551694'
>
>                 Plan:Unknown, Type:Unknown
>
>         High Layer Compat i = 0x9181
>
> *Nov 21 10:10:54: ISDN BR0/0/0 Q931: TX -> RELEASE_COMP pd = 8  callref =
> 0x9A
>
>         Cause i = 0x80AC - Requested circuit/channel not available
>
>
>
>
>
> And after bouncing the bri interface or no mgcp and mgcp command, it works
> fine.
>
> Anyone can tell me what would be the cause and how to avoid this problem?
>
>
>
> Thank you very much for your help in advance.
>
> JJ.
>
>
>
> _______________________________________________
> cisco-voip mailing list
> cisco-voip at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-voip
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://puck.nether.net/pipermail/cisco-voip/attachments/20081120/bcfd4d93/attachment.html>