Re: [Sip-implementors] What is the server side behavior if PRACK with new SDP receives (Urgent!!!!!!)

2009-04-30 Thread Vikram Chhibber
On Thu, Apr 30, 2009 at 6:16 AM, Sourav Dhar Chaudhuri wrote: > hi, >    UAS MUST not send 200OK for PRACK and must ignore the PRACK. UAS . This is not correct. The UAS should always send some appropriate final response to end the transaction. In this case, sending final failure response for PRACK

Re: [Sip-implementors] C-line in SDP

2009-04-30 Thread Dale Worley
On Mon, 2009-04-27 at 12:12 +0300, Meir Leshem wrote: > Does the sender of this SDP message obliged to put the same IP address > also in the IP header of the RTP packets it sends to the peer? No, there is no such requirement in RTP, SDP, or SIP. However, some UAs do have such a requirement to pre

Re: [Sip-implementors] Question about answer with "held SDP"

2009-04-30 Thread Iñaki Baz Castillo
2009/4/30 Pranab Bohra : > Hi, > > Following is the call flow (based on the traces taken at UA1 and UA2): > > 1. UA1 sends offer to UA2 (proxy) > 2. UA2 forwards the offer in INVITE to another proxy UA3 > 3. UA3 answers to the offer with a held SDP in 200 response (because > it probably does not ye

Re: [Sip-implementors] Question about answer with "held SDP"

2009-04-30 Thread Brett Tate
> The question is - In response to the last offer by UA3, > what should the UA2's reply? It should comply with RFC 3264. > Can it send the same SDP that it had sent in step 2? If it complies with RFC 3264, yes. > My concern is, if it does so, wouldn't UA3 discard it as a duplicate SDP ? It

[Sip-implementors] Question about answer with "held SDP"

2009-04-30 Thread Pranab Bohra
Hi, Following is the call flow (based on the traces taken at UA1 and UA2): 1. UA1 sends offer to UA2 (proxy) 2. UA2 forwards the offer in INVITE to another proxy UA3 3. UA3 answers to the offer with a held SDP in 200 response (because it probably does not yet know who is going to receive the call

Re: [Sip-implementors] RFC for implementing Voicemail Deposit Feature

2009-04-30 Thread Iñaki Baz Castillo
2009/4/30 kumar gaurav : > Hi All, > > > > I want to know which RFC's should be followed to implement message deposit > feature in Voicemail Server. What do you mean with "message deposit"? If you mean the "normal" behaviour af any Voicemail server, I don't think there is a specification for that.

Re: [Sip-implementors] SIP INFO METHOD

2009-04-30 Thread Iñaki Baz Castillo
El día 30 de abril de 2009 12:54, Pedro Ramírez Pérez escribió: > > > Hi! > > I want to use the SIP INFO METHOD to manage my Asterisk from my application. > I've read it's possible but I haven't found any information about How to use > it. ¿Any help? Pablo, I *already* explained you in Asterisk

Re: [Sip-implementors] What is the server side behavior if PRACK with new SDP receives (Urgent!!!!!!)

2009-04-30 Thread Sourav Dhar Chaudhuri
hi, UAS MUST not send 200OK for PRACK and must ignore the PRACK. UAS . As per RFC 3262 section 5 All user agents that support this extension MUST support all offer/answer exchanges that are possible based on the rules in Section 13.2 of RFC 3261, based on the existence of INVITE and PRAC

Re: [Sip-implementors] What is the server side behavior if PRACK with new SDP receives (Urgent!!!!!!)

2009-04-30 Thread Paul Kyzivat
Krishna Rao Gurram wrote: > Scenario:- > UAS receives Invite with SDP. > Application above UAS sends 100 Trying > Application now sends 180 without SDP and with 100 rel. > UAS receives PRACK with SDP for 180. > Here what is the behavior of UAS? How

[Sip-implementors] RFC for implementing Voicemail Deposit Feature

2009-04-30 Thread kumar gaurav
Hi All, I want to know which RFC's should be followed to implement message deposit feature in Voicemail Server. Regards, Kumar Gaurav Enginner (R&D), IPPBX Team D-LINK > Building Networks for People www.dlink.co.in

[Sip-implementors] SIP INFO METHOD

2009-04-30 Thread Pedro Ramírez Pérez
Hi! I want to use the SIP INFO METHOD to manage my Asterisk from my application. I've read it's possible but I haven't found any information about How to use it. ¿Any help? Thanks! _ ¿Quieres crear tus propios emoticonos grati

Re: [Sip-implementors] What is the server side behavior if PRACK withnew SDP receives (Urgent!!!!!!)

2009-04-30 Thread Tarun2 Gupta
Hi Since an answer has not been sent yet by the UAS, the UAS should ignore this new offer received in PRACK. The UAC is misbehaving in this scenario. Refer RFC 3261 13.2.1 Creating the Initial INVITE .. .. 1.The initial offer MUST be in either an INVITE or, if not there, in the firs

[Sip-implementors] What is the server side behavior if PRACK with new SDP receives (Urgent!!!!!!)

2009-04-30 Thread Krishna Rao Gurram
Scenario:- UAS receives Invite with SDP. Application above UAS sends 100 Trying Application now sends 180 without SDP and with 100 rel. UAS receives PRACK with SDP for 180. Here what is the behavior of UAS? How to handle this PRACK at the UAS end. P