[cisco-voip] H323 to MGCP Call Timeout Auto Retry Xmedius

Mathew Miller miller.mathew at gmail.com
Wed Sep 16 09:39:27 EDT 2009


I have seen this... it require changes to some service parameters on  
the CallManager

H245 TCS Timeout=25
Media Exchange Interface CapabilityTimer=25
Media Exchange Timer=25

On Sep 15, 2009, at 10:19 PM, JASON BURWELL wrote:

> I am having a strange issue with a gateway and/or my Xmedius  
> faxserver which is H.323 to Callmanager 6.1 and outbound to 2821  
> MGCP Gateways. The problem only occurs when the called party does  
> not answer after 27 seconds. Another call to the same destination is  
> automatically issued immediately after the first call times out. The  
> second call fails for the same reason after 27 seconds with the same  
> Disconnect description. When the first and second call disconnect,  
> the q931 debug says "Resource Unavailable,Unspecified". After the  
> second call is disconnected I get a error code from Xmedius with the  
> same disconnect reason.
>
> I can call out to the same party from an IP phone through the same  
> gateway and the call continues to ring until the called party  
> answers (at least up to a minute-I hung up after that) Seems like an  
> H323 signaling problem.
>
> Anyone know what setting could be causing this? I have pasted the  
> q931 debug below.
>
>
> 355789: Sep 15 22:01:45.921 EDT: ISDN Se0/0/1:23 Q931: TX -> SETUP  
> pd = 8  callref = 0x2B2B
>         Bearer Capability i = 0x8090A2
>                 Standard = CCITT
>                 Transfer Capability = Speech
>                 Transfer Mode = Circuit
>                 Transfer Rate = 64 kbit/s
>         Channel ID i = 0xA98397
>                 Exclusive, Channel 23
>         Calling Party Number i = 0x2183, N/A
>                 Plan:ISDN, Type:National
>         Called Party Number i = 0xA1, '18035475200'
>                 Plan:ISDN, Type:National
> 355790: Sep 15 22:01:46.289 EDT: ISDN Se0/0/1:23 Q931: RX <-  
> CALL_PROC pd = 8  callref = 0xAB2B
>         Channel ID i = 0xA98397
>                 Exclusive, Channel 23
> 355791: Sep 15 22:01:48.173 EDT: ISDN Se0/0/1:23 Q931: RX <-  
> ALERTING pd = 8  callref = 0xAB2B
>         Progress Ind i = 0x8288 - In-band info or appropriate now  
> available
> 355792: Sep 15 22:02:13.205 EDT: ISDN Se0/0/1:23 Q931: TX ->  
> DISCONNECT pd = 8  callref = 0x2B2B
>         Cause i = 0x80AF - Resource unavailable, unspecified
> 355793: Sep 15 22:02:13.237 EDT: ISDN Se0/0/1:23 Q931: RX <- RELEASE  
> pd = 8  callref = 0xAB2B
> 355794: Sep 15 22:02:13.273 EDT: ISDN Se0/0/0:23 Q931: TX -> SETUP  
> pd = 8  callref = 0x2B26
>         Bearer Capability i = 0x8090A2
>                 Standard = CCITT
>                 Transfer Capability = Speech
>                 Transfer Mode = Circuit
>                 Transfer Rate = 64 kbit/s
>         Channel ID i = 0xA98397
>                 Exclusive, Channel 23
>         Calling Party Number i = 0x2183, N/A
>                 Plan:ISDN, Type:National
>         Called Party Number i = 0xA1, '18035475200'
>                 Plan:ISDN, Type:National
>
> 355795: Sep 15 22:02:13.309 EDT: ISDN Se0/0/1:23 Q931: TX ->  
> RELEASE_COMP pd = 8  callref = 0x2B2B
> 355796: Sep 15 22:02:13.589 EDT: ISDN Se0/0/0:23 Q931: RX <-  
> CALL_PROC pd = 8  callref = 0xAB26
>         Channel ID i = 0xA98397
>                 Exclusive, Channel 23
>
> 355797: Sep 15 22:02:15.001 EDT: ISDN Se0/0/0:23 Q931: RX <-  
> PROGRESS pd = 8  callref = 0xAB26
>         Cause i = 0x8091 - User busy
>         Progress Ind i = 0x8288 - In-band info or appropriate now  
> available
>
> 355798: Sep 15 22:02:40.046 EDT: ISDN Se0/0/0:23 Q931: TX ->  
> DISCONNECT pd = 8  callref = 0x2B26
>         Cause i = 0x80AF - Resource unavailable, unspecified
> 355799: Sep 15 22:02:40.074 EDT: ISDN Se0/0/0:23 Q931: RX <- RELEASE  
> pd = 8  callref = 0xAB26
> 355800: Sep 15 22:02:40.122 EDT: ISDN Se0/0/0:23 Q931: TX ->  
> RELEASE_COMP pd = 8  callref = 0x2B26
>
>
> Thanks!
>
> Jason Burwell
> Telecom Network Administrator
> Founders Federal Credit Union
>
>
> Notice:  All statements and representations in this transmission are  
> not necessarily those of my employer.
> _______________________________________________
> cisco-voip mailing list
> cisco-voip at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-voip

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