[pjsip] Calling Xlite Counterpath

P.J. Cast. pjcast at yahoo.com
Sat Feb 9 22:21:55 EST 2008


Hi Benny

I am in fact using the latest public version. I will
provide a SIP capture tomorrow to illustrate the
issue. Though, seems Xlite is broken in some way since
all other SIP clients are working with pjsip, so even
the SIP trace might not show anything useful.


--- Benny Prijono <bennylp at pjsip.org> wrote:

> This problem sounds similar to
>
http://www.pjsip.org/pipermail/pjsip/2007-January/001773.html
> 
> Try upgrading Xlite and see if it helps.
> 
> cheers,
>  -benny
> 
> On 2/8/08, P.J. Cast. <pjcast at yahoo.com> wrote:
> > Using a fairly recent SVN version of pjsip, (it
> has
> > been like since first version I tried in December)
> > calling an Xlite phone does not work. I could
> provide
> > a SIP Packet Capture if it might help... But, the
> > issue seems so easy to reproduce that I think that
> is
> > not needed.
> >
> > Basically, when calling from pjsip client (pjsua
> demo)
> > to Xlite phone, it gets the INVITE message, and
> sends
> > 200 OK - but with no media. Hence, there is a
> > connected call, but for whatever reason, media
> > negotiation broke. Happens always... which is why
> I
> > wonder why no one else has mentioned this?
> >
> > It seems to me that something pjsip is sending is
> > breaking xlite's ability to chose a codec (I tried
> > enable all codecs and enabling just PCMU).
> However,
> > when Xlite calls pjsip client, everything works as
> > expected.
> >
> > I think Xlite is broken in someway, as the pjsip
> > client (so far) has been able to place calls to
> any
> > other SIP device. But, Xlite seems like it is
> fairly
> > widely used, so I hope that the issue is a simple
> fix.
> > It is possible that the issue is somehow caused
> from
> > the SIP Proxy I am using to call through, but
> since
> > everything else but Xlite phone is working great,
> I
> > don't really see how.
> >
> > Thanks,
> > Phil
> 
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