Hi,

the same issue with REGISTER and 401 messages ...

Enrico


Enrico Hartung wrote:
> Hi,
>
> I recently noticed some problems in SIPp handling retransmissions.
> SIPp (rev 121) seems to ignore the CSeq for identifying retransmission 
> responses, at least for the 407 response.
> It should be easy to reproduce by just setting the retransmission 
> timeout to a low value.
>
> I'm using the following scenario:
>
> (1) <sent>
>     INVITE
>     CSeq: 1 INVITE
> (2) <sent>
>     INVITE (retransmission)
>     CSeq: 1 INVITE
> (3) <received>
>     407
>     CSeq: 1 INVITE
> (4) <sent>
>     ACK
>     CSeq: 1 ACK
> (5) <sent>
>     INVITE (with WWW-Authentication header)
>     CSeq: 2 INVITE
> (6) <received>
>     407 (answer for retransmission)
>     CSeq: 1 INVITE
>
> --> while expecting '100' response, received 'SIP/2.0 407'
>
> Could anybody reproduce this?
>
> regards,
> Enrico
>
>
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