Is it exists any alternative to SIP protocol? I want implement voice & video chat option in my application. I don't want use SIP, because I need only simple communication without call for ...
Either a client or a server can initiate request in SIP. How is it possible? How will the server know about the client?
I have a somewhat simple, but specific, question about implementing the transport layer for a SIP UAC. Do I expect the response to a request on the same socket that I sent the request on, or do I let ...