Re: [Sip-implementors] contact header.

2013-06-11 Thread Paul Kyzivat
On 6/11/13 9:52 AM, Johan DE CLERCQ wrote: > Scenario : > > uas registers to generic proxy (next hop). > > As we all know, when the uas sends a register to a proxy the register request > will have a contact header. > Upon the proxy returning 200 OK, does this 200 OK needs to have the same > cont

[Sip-implementors] contact header.

2013-06-11 Thread Johan DE CLERCQ
Scenario : uas registers to generic proxy (next hop). As we all know, when the uas sends a register to a proxy the register request will have a contact header. Upon the proxy returning 200 OK, does this 200 OK needs to have the same contact header ? Cheers, Johan.

[Sip-implementors] ports renegociation

2013-06-11 Thread ikuzar RABE
Hi all, I 'd like to know if ports can be renegotiated (with a new INVITE for example) while RTP flows are already established ... ! If it is possible, in which case we can face with this situation ? (multicast ? other ?) Thanks for your help ___ Sip-i

Re: [Sip-implementors] CANCEL after 100 trying

2013-06-11 Thread Brett Tate
I agree; the CANCEL can be sent after receiving a 100 response. The following are some additional snippets which define "provisional response" and why RFC 3261 introduced delaying CANCEL until 1xx received. Section 6: "Provisional Response: A response used by the server to indicate progress,