Katsuri, I found in the RFC where it says that ACK is only used for final responses on ACK Thanks,
// Andreas > -----Original Message----- > From: Andreas Byström [mailto:[EMAIL PROTECTED] > Sent: Friday, September 29, 2006 9:08 PM > To: '[email protected]' > Cc: 'Pierre Desaulty' > Subject: Which final responses should have ACK > > > Sorry, forgot to fill in the Subject field... > > Katsuri, do you have a reference in RFC3261 where I can find > this info? > > Regards, > // Andreas > > > -----Original Message----- > > From: kasturi Narayanan [mailto:[EMAIL PROTECTED] > > Sent: Friday, September 29, 2006 3:56 PM > > To: 'Andreas Byström'; [email protected] > > Cc: 'Pierre Desaulty' > > Subject: RE: [Sip-implementors] (no subject) > > > > > > All Responses to Non-Invite (Subscribe Register etc) do not > > have ACK. Only Invite Transaction is a three way handshake > > which mandates an ACK for any response. > > > > Kasturi > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf > > Of Andreas Byström > > Sent: Friday, September 29, 2006 7:32 AM > > To: [email protected] > > Cc: 'Pierre Desaulty' > > Subject: [Sip-implementors] (no subject) > > > > Whats the expected behavior for a AUC when receiving a 401 or 407? > > > > My guess was that all 4xx responses should be responded with > > an ACK from the UA. But looking at the exaples of RFC3665, it > > looks like a 401 does not have an ACK but 407 does require an > > ACK. Is there any note about this in rfc3261, that 401 and > > 407 should be treated different? Maybe it has to do wich type > > of request that is submitted (in rfc3665 agian, register and > > 401 has no ack, invite and 407 has an ack)? > > > > Regards, > > // Andreas > > > > _______________________________ > > > > Andreas Byström > > Software Engineer > > > > Teligent AB > > Konsul Jonssons väg 17 > > P.O. Box 213 > > SE 14923 Nynäshamn > > > > mail: [EMAIL PROTECTED] > > web: www.teligent.se <http://www.teligent.se/> > > phone: +46 (0)8 4101 7221 > > mobile: +46 (0)733 1172 21 > > fax: +46 (0)8 520 193 36 > > _______________________________ > > > > _______________________________________________ > > Sip-implementors mailing list [email protected] > > https://lists.cs.columbia.edu/cucslists/listin> fo/sip-implementors > > > > > > > _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
