[Serusers] Cisco AS 5300 can't send BYE for SER... It's bug?

[Miklos Tirpak]

You may see some hint in the log of Cisco AS if you enable more detailed 
debug, for example:
debug sip all
debug voip ccapi inout

Just be prepared for the huge about of log and system slowdown!

Miklos

Michal Matyska wrote:
> Hi,
> 
> rport missing is no problem at all, default 5060 is then used.
> The branch=0 in the ACK might be the problem (if Cisco does not match it
> with the INVITE (but then it should retransmit the 200 OK reply)).
> 
> You can try add syn_branch=0 to the ser.cfg to have the branch id
> calculated for ACKs too.
> 
> Michal
> 
> On Wed, 2007-02-07 at 13:02 +0900, Sahria Hao wrote:
>> I got an additional SIP message log from my 5300.
>>
>> Scenario:
>>
>>   [UA] => [Asterisk] => [SER] => [CISCO AS5300] => [PSTN]
>>
>> [UA] "12"
>> [Asterisk] 0355558888 at MY.ASTERISK.IP.ADDRESS
>> [SER] MY.SER.IP.ADDRESS 
>> [CISCO AS5300] MY.AS5300.IP.ADDRESS
>> [PSTN] T1 Line
>>
>> And maybe I found little bad Via header in
>> ACK message from Asterisk (via SER) to AS5300.
>>
>>   Feb  7 03:22:34.401: Received: 
>>   ACK sip:056708077771111 at MY.AS5300.IP.ADDRESS:5060 SIP/2.0
>>   Record-Route: <sip:MY.SER.IP.ADDRESS;ftag=as2ad98fe4;lr>
>>   Via: SIP/2.0/UDP MY.SER.IP.ADDRESS;branch=0
>>   Via: SIP/2.0/UDP
>> MY.ASTERISK.IP.ADDRESS:5060;branch=z9hG4bK0a0daaf9;rport=5060
>>   ...
>>
>> Why Via header looks like no branch value and port value...?
>> And all SIP messages have no Route header.
>>
>> I attached AS5300 SIP message log (see below).
>>
>> Any ideas?
>>
>> Sahria
> 
> 
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