SIP is at the heart of a modern VoIP platform, however it is an often misunderstood protocol with many of its standards interpreted somewhat differently by differing vendors and suppliers.

We pride ourselves on having an excellent understanding of the SIP protocol and have also spent many years debugging and understanding differing platforms and solving interoperability problems.


(UK) +44-(0)303-666-5456

(USA) +1-646-503-1303