but here A nand B is separate calls and B and C is separate calls , than what should the B2BUA could do so that i could offer g711 to B
2008/10/3 Sarkar, Uttam <[EMAIL PROTECTED]> > As per your call flow B supports g729 not g711. So, even B2BUA can try ot > make call to C (INVITE without SDP ), C could offer g711, but B may not > answer with g711 as it supports g729 > > ------------------------------ > *From:* ABHISHEK GUPTA [mailto:[EMAIL PROTECTED] > *Sent:* Friday, October 03, 2008 11:51 AM > *To:* Sarkar, Uttam > *Cc:* [email protected] > *Subject:* Re: [Sip-implementors] help > > yes u r rite that B2BUA will do transcoding , but my scenario is As call > Bs, As Refers Cs; A-B is G711U-G729 and B-C is pass through (G711U) > so is the above given scenario is possible. > > > 2008/10/3 Sarkar, Uttam <[EMAIL PROTECTED]> > >> In your call flow I see A sents call to B2BUA with g711, B2BUA sends the >> call to B using g729. >> >> Do you mean that B2BUA is doing the transcoding from g711 to g729 and >> vice versa? >> If B2BUA doing the transcoding, then it can send call to C with g711. >> >> -----Original Message----- >> From: [EMAIL PROTECTED] >> [mailto:[EMAIL PROTECTED] On Behalf Of >> ABHISHEK GUPTA >> Sent: Friday, October 03, 2008 4:33 AM >> To: [email protected] >> Subject: [Sip-implementors] help >> >> hi, in a call scenario where B2BUA is involved, A call B. >> >> >> >> >> A(codec g711)-----invite---------B2BUA--------invite---------B(codec >> g729) >> A---------------------->Refer(to c) >> >> -B2BUA >> --------------------------invite---------------------------->C(codec >> g711) >> >> -B2BUA-----invite--------------->B(codec >> g711) >> >> >> Can B2BUA can offer g711 to c in reinvite? >> _______________________________________________ >> Sip-implementors mailing list >> [email protected] >> https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors >> > > _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
