Hi, Why is there an ACK especially for INvite 200 OK but not for Bye 200 OK. Except for the reason that ACK can carry SDP( 200 OK -ACK Offer Answer). There must be any other reason too..Please let me know!
Thanks Varun --- "B, Nataraju" <[EMAIL PROTECTED]> wrote: > Comments inline... > > Thanks, > Nataraju A B > > > -----Original Message----- > > From: [EMAIL PROTECTED] > [mailto:sip-implementors- > > [EMAIL PROTECTED] On Behalf Of Abhit > Kalsotra > > Sent: Monday, September 25, 2006 4:46 PM > > To: [email protected] > > Subject: [Sip-implementors] Regarding REGSITER > > > > Hi > > > > I have few queries regarding SIP REGISTER Message > for IMS. > > I am new to SIP, so could not gather much in > details from RFC, drafts > > and 3gpp. Hope you adroit of SIP would help me... > > > > I have query regarding the "Contact" header in > REGISTER message. > > In IMS, contact header indicates the > point-of-presence for the > > subscriber - the IP address of the UE. This is the > temporary point of > > contact for the subscriber that is being > registered. Can I REGISTER > > telephone Number with the same REGISTRAR; if yes > then suppose I want > to > > register a telephone number, what's the format I > should send to > P-CSCF, > > and suppose I want to register a mailid what's the > format in contact > > header I should send to P-CSCF. > > > [ABN] the contact header in REGISTER request > specifies you point of > contact for any of the incoming requests. > I am not very sure you can register a Tel Uri, but > standard does not put > any restriction on that. > > Probably for tel uri, we can use SIP uri and > user=phone URI-parameter, > to mean tel URI > > > Kindly tell me > > > > Regards > > Abhi > > > > > > > > > ######################################################### > > THIS EMAIL MESSAGE IS FOR THE SOLE USE OF THE > INTENDED > > RECIPIENT(S) AND MAY CONTAIN CONFIDENTIAL AND > PRIVILEGED > > INFORMATION. ANY UNAUTHORIZED REVIEW, USE, > DISCLOSURE OR > > DISTRIBUTION IS PROHIBITED.BEFORE OPENING ANY > ATTACHMENTS > > PLEASE CHECK FOR VIRUSES AND DEFECTS.IF YOU ARE > NOT THE > > INTENDED RECIPIENT, PLEASE NOTIFY US IMMEDIATELY > BY REPLY > > E-MAIL AND DELETE THE ORIGINAL MESSAGE. > > > ########################################################## > > > > _______________________________________________ > > 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 > __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
