[Serusers] SER is not matching ACK Messages

Alejandro Olchik aolchik at telenova.net
Mon May 26 13:04:51 CEST 2003


In fact, when upgrading to ATA firmware version 2.16 the
problem stoped (2.16 includes user=phone in the final ACK).

Do you know of any issue with 2.16 firmware? Are users
running 2.15 or 2.16?

Best Regards,
Alejandro

Nils Ohlmeier said:
> Ok i first overlooked a problem in the messages.
> I think the ATA is guilty because the request URI of the ACK is not the
> same  as the URI from the INVITE. And if i'm not wrong the URIs has to
> be the same  because the ACK for a negative reply belongs to the
> transaction.
>
> U 63.77.141.227:5050 -> 200.219.173.140:5060
>   INVITE sip:99638515 at sip.trdc.telenova.com.br;user=phone SIP/2.0..Via:
> SIP/2 .0/UDP 63.77.141.227:5050..Via: SIP/2.0/UDP
> 192.168.0.2:5060..From: <sip:55
> 514 at sip.trdc.telenova.com.br;user=phone>;tag=39420929..To:
> <sip:99638515 at si p.trdc.telenova.com.br;user=phone>..Call-ID:
> 1446977160 at 192.168.0.2..CSeq: 2 INVITE..Contact:
> <sip:55514 at 63.77.141.227:5050;user=phone>..Authorization : Digest
> username="55514", realm="sip.trdc.telenova.com.br", nonce="3ed0dc0
> bff5ab94bf089aa864744f463e8e243ef",
> uri="sip:99638515 at sip.trdc.telenova.com .br",
> response="21434035966cd4cd8ef8dca75515b4b4"..user-agent: Cisco ATA  v
> 2.15 ata186 (020918a)..expires: 300..Content-Type:
> application/sdp..Content -Length: 248  ....v=0..o=55514 11951 11951 IN
> IP4 192.168.0.2..s=ATA186 Cal l..c=IN IP4 63.77.141.227.t=0 0..m=audio
> 7070 RTP/AVP 18 8 0 101..a=rtpmap: 18 G729/8000/1..a=rtpmap:8
> PCMA/8000/1..a=rtpmap:0 PCMU/8000/1..a=rtpmap:10 1
> telephone-event/8000..a=fmtp:101 0-15..
>
> [...]
> U 63.77.141.227:5050 -> 200.219.173.140:5060
>   ACK sip:99638515 at sip.trdc.telenova.com.br:5060 SIP/2.0..Via:
> SIP/2.0/UDP 63 .77.141.227:5050..Via: SIP/2.0/UDP
> 192.168.0.2:5060..From: <sip:55514 at sip.t
> rdc.telenova.com.br;user=phone>;tag=39420929..To:
> <sip:99638515 at sip.trdc.te
> lenova.com.br;user=phone>;tag=d58c1e972d22d5f66f01bb0aca7a741a-edbe..Call-I
> D: 1446977160 at 192.168.0.2..CSeq: 2 ACK..user-agent: Cisco ATA  v2.15
> ata186
>    (020918a)..Content-Length: 0....
>
> Regards
>   Nils Ohlmeier
>
> On Sunday 25 May 2003 23:29, Ricardo Villa wrote:
>> Hi Nils,
>> Here it is.
>> I stopped the server, set debug=7 and log_stderror=yes, repeated the
>> same call as before, then stopped the server and captured the output.
>> The file is attached.
>>
>> Regards,
>> Ricardo
>>
>> ----- Original Message -----
>> From: "Nils Ohlmeier" <nils at iptel.org>
>> To: "Ricardo Villa" <ricvil at epm.net.co>; <aolchik at telenova.net>; "List
>> serusers" <serusers at lists.iptel.org>
>> Sent: Sunday, May 25, 2003 3:40 PM
>> Subject: Re: [Serusers] SER is not matching ACK Messages






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