[Users] 481 - Call leg Transaction

unplug maillisting at gmail.com
Fri Jan 20 04:01:52 CET 2006


In the log, http://meerkat.no-ip.com/openser/dnis.log, line 123. There
are PRACK method, and then 481 error reply will follow.  Actually, it
is related to use the function
uac_replace_from("$avp(s:alias)","sip:$avp(s:alias)@$si").

In PRACK method,
On 1/19/06, Bogdan-Andrei Iancu <bogdan at voice-system.ro> wrote:
> try to find the method name. As this error refer to within the dialog
> request, means either some parameters of the session cannot be changed
> (via re-INVITE), either the session was not properly terminated (the
> BYE)....
>
> regards,
> bogdan
>
> unplug wrote:
>
> >In what case it will happen?  I can't remember what method will cause
> >this reply as I use ngrep to grep the message in the screen.  Maybe I
> >need to capture more messages about this reply.  Does this reply will
> >affect the connection or the quality of the voice between UAs?  What
> >case will cause this reply?
> >
> >On 1/18/06, Bogdan-Andrei Iancu <bogdan at voice-system.ro> wrote:
> >
> >
> >>Hi,
> >>
> >>this reply means that the UAS couldn't match a sequential request
> >>(in-dialog request) with any of the dialogs he knows; reason: maybe the
> >>dialog already ended from UAS point of view or the UAS is not able to
> >>match (some headers are mismatching).
> >>
> >>what;s the method you are getting this reply for?
> >>
> >>regards,
> >>bogdan
> >>
> >>unplug wrote:
> >>
> >>
> >>
> >>>In what case will cause the following error response. Does it happen
> >>>in call forwarding?
> >>>481 - Call Leg Transcation does Not Exist
> >>>Do I need to handle it or just ignore it?
> >>>
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> >>>
> >>>
> >>>
> >>>
> >>
> >
> >
> >
>
>




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