Hi Friends,
Thanks for using this blog.. Posting few more Questions from SIP.
1) Can we Send INVITE without SDP?
2) What is transaction? Will ACK is part of Transaction
3) What is the Diff between Transaction and Re-Invite?
4) What are the parameters will change in Re-Invite?
5) What is Service-info and History Info Header?
6) Expire is Header or Parameter?
7) What is Stateless Proxy? Will Transaction layer there in stateless Proxy?
8) What is Via and Route? Diff?
Thanks
Ramesh Babu
