Hi Olivier, Olivier Beytrison wrote: > I still experience some issues : > - When calling pjsua_acc_del(accountID), the on_reg_state() callback > isn't called. Looking at the logs, pjsua delete the account before > receiving the 200 OK from the server, this preventing it from calling > the on_reg_state(pjsua_acc_id acc_id) callback, because the account > have already been deleted I think that's the expected behavior. From application's view, the deletion happens immediately. Once the account is deleted, it is gone as far as application is concerned, thus it will not hear any more callbacks called on behalf of the account. > - During a call, some times It doesn't send any sound. After putting on > hold the call, and retrieving it, the sounds works. And i get a lot > of BAD Ptr for the RTP session Not sure about this. Maybe you can get more information by following the troubleshooting procedure from the sound problem Wiki (http://www.pjsip.org/trac/wiki). > - when calling pjsua_call_hangup(), it takes most of the time 8 to 15 > seconds for the call to hang up. Same goes when the other UA initiate > the hang up This sounds like problem with Contact header calculation. Maybe the IP address that is selected in Contact header is not the one that's reachable from remote UA. > About the IMS-Specific things for SIP, it is mainly Headers. (like the > P-Access-Info header which describe which kind of "connection" the > signaling is sent on, like 3gpp-umts-cell, wireless-network, ect ect). I > can give you a small overview of the 3gpp-specific headers if you're > interested. An IMS overview will be great! Not that I'm planning to implement them (just yet), but any free info is always good. :) cheers, -benny > That's it for now, work is going on for the GUI, and hopefully we should > have a beta version in about 1 week. > > Regards, > > Olivier B. > -- Benny Prijono http://www.pjsip.org