Hello Shailendra, The proxy maintaining Call FSM must insert Record-route Header in the request & response.
- Ajit Shailendra Singh wrote: > Hi Everyone, > I have a query. > Does a SIP proxy server maintain a full Call FSM for the client > and server. I understand that a Transaction FSM would be maintained for > both the client and server in a proxy server, But since there is no > specific return path for responses how could a call state machine be > maintained. > I am confused as the RFC 2543 states that the proxy maintains a > server state machine as well as client state machine for generating > requests and recieving responses. > > Is the following valid--- > -Proxy forwards an INVITE,REGISTER, OPTIONS etc requests and > goes into a call initiated state.. > -To release the call a BYE transaction has to be successfull but > since a BYE may take a completely different route(via different set of > proxies) and because of this the Proxy FSM might never move to a Call > release state. > > Thanks, > Shail... > _______________________________________________ > Sip-implementors mailing list > [EMAIL PROTECTED] > http://lists.cs.columbia.edu/mailman/listinfo/sip-implementors ********************************************************* Disclaimer This message (including any attachments) contains confidential information intended for a specific individual and purpose, and is protected by law. If you are not the intended recipient, you should delete this message and are hereby notified that any disclosure, copying, or distribution of this message, or the taking of any action based on it, is strictly prohibited. ********************************************************* Visit us at http://www.mahindrabt.com
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