SIP
Session Initiation Protocol

SIP is an IETF protocol which was initially designed to establish, maintain and terminate multimedia sessions. Since its initial standardization, SIP has been adopted as the main signalling protocol in a variety of different network architectures. This includes the 3GPP IMS (IP Multimedia System), where existing SIP features have been utilized, in addition to new enhancements which have been specifically created.

If you enjoy using our glossary, here are some other useful resources you might like...

Get your weekly dose of telecoms terminology delivered straight to your inbox!

We promise, no spam - just clear-cut telecoms terms to keep you on top of your game.

Our YouTube channel offers over a hundred free videos (and counting!) covering a range of technology topics.

Subscribe to our channel to be the first to know when we release new videos:

FREE Intro to 5G Sample Course

Use this no-obligation free trial to get a taste of what it's like to be an Mpirical student.

Included with the trial is an all-access pass to the LearningZone, which contains learning tools and other useful resources to help you make the most of your training.