25 YEARS!
No1 for SIP and VoIP
Thank you!
SSCA® 'Elite' SIP Training
SSCA® 'Elite' SIP Training
Becoming a SIP School Certified Associate 'Elite' proves that you truly understand the protocol called SIP and can work in the ever-evolving world of Voice and Video over IP. Learn more...
Networking 4 VVoIP
Networking 4 VVoIP
The SSVVP™ or SIP School VVoIP Professional is a certification that proves you have a great foundation in all things networking and how Voice and Video over IP operates across these networks. Learn more...
Advanced Sales
Advanced Sales
This training is designed to suit anyone involved with the Selling (and also Marketing) of Hosted (Cloud) PBX, SIP trunking as well as Unified Communications. Learn more...
25th Anniversary
25th Anniversary
So we made it to 25 years, that's right - Vocale Ltd (the owner of The SIP School) was establised on April 11th 2000 - Read more and get the 25% offer