If offer is in 183 and Prack is enabled, then yes answer sdp must be in Prack.
>-----Original Message----- >From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] >Sent: Wednesday, April 02, 2008 7:59 AM >To: Sanjay Sinha (sanjsinh) >Cc: Nithin N; [email protected] >Subject: Re: [Sip-implementors] Offer/Answer Violation in RPR Cases > >Can the SDP answer be actually sent through PRACK? Shouldn't >it be sent in ACK for 200 Ok? > >Sanjay Sinha (sanjsinh) wrote: >> 200 OK to the Prack and then terminate the Invite with 488. >> >> >>> -----Original Message----- >>> From: [EMAIL PROTECTED] >>> [mailto:[EMAIL PROTECTED] On >Behalf Of >>> Nithin N >>> Sent: Wednesday, April 02, 2008 7:24 AM >>> To: [email protected] >>> Subject: [Sip-implementors] Offer/Answer Violation in RPR Cases >>> >>> Hi All >>> >>> If an Offer/Answer violation happens in RPR case, how shall we >>> terminate the dialog. For example, if PRACK is received with a >>> malformed SDP, what shall be the error response code that >needs to be >>> sent to UA. >>> >>> UA SBC Proxy >>> | INVITE | | >>> |-------------------------->| INVITE | >>> | |-------------------->| >>> | 100 Trying | | >>> |<--------------------------| 100 Trying | >>> | |<---------------------| >>> | | 183(sdp offer) | >>> | 183(sdp offer) |<---------------------| >>> |<--------------------------| | >>> | PRACK(malformed | | >>> | sdp answer) | | >>> |-------------------------->| | >>> >>> Regards >>> Nithin.N >>> _______________________________________________ >>> 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 >> >> >> >> > > _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
