Hi, ACK is for INVITE Transactions only.
Thanks, Vijay S Nair. On Fri, Nov 20, 2009 at 3:26 PM, Mayank Gupta <[email protected]>wrote: > Hi All > > I have a query regarding new offer-answer using Re-invite and Update > methods. > > When a new offer is sent using a Re-invite, it is responded by 200 OK and > then ACK for this 200 OK is sent. > > --------------------> Re-Invite (for new offer) > <------------------- 200 OK > --------------------> ACK > > However, if a new offer is sent using an UPDATE method, there is no ACK > sent. > > ---------------------> UPDATE (for new offer) > <--------------------- 200 OK > > My query is why there is no ACK sent for the 200 OK for update message. > > Mayank > _______________________________________________ > 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
