The Session Initiation Protocol, defined in "RFC 3261", is an application layer signalling protocol for establishing and modifying long-running relationships between two or more peers.
I have 2 servers with Asterisks on them: 192.168.241.98 and 192.168.243.112. There is a valid registration on the first: register => wagateway:[email protected]:5060 …
debugging asterisk sip trunkUsually, the Contact header field in the Invite request is useless. For example, the UAC and the UAS are in …
sipI am using Asterisk PBX to call a softphone, i use thise command : "originate SIP/100 extension 4004" , in the dialplan, I …
sip asteriskI almost managed to init a 2 sided call (click to call): 1st to my office and the 2nd to my …
sip asterisk sip-serverI have this challenge to build an sip softphone using c# or .net technologies. Please guide me the technology, requirements …
c# voip sipI want to develop a VoIP application for iPhone . But I don't know the basics of VoIP concepts and also …
iphone sip voipWhat exactly is the difference between a session, a dialog and a transaction? Does all must be present together?
session transactions dialog sip