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The SIP School is the global leader in SIP, VVoIP, and Cloud training. Here you can learn and gain your SSCA® 'Elite' certification. The SIP School is a Vocale Ltd company © 2022

“Mitel Education Services is pleased to announce that it fully supports and endorses The SIP School and the SSCA,” Michael Craig - Mitel

“The SSCA® is the single most important certification on SIP in the world today” Toshiba

“We procure SIP training licences on behalf of a number of our corporate clients. Simplicity of transaction, speed and ease of setting up delegate access and in-built reporting functionality provided by The SIP School, has ensured we are able to provide a top quality service to our customers” Caroline Reeve, Global Knowledge, UK

“Rebuilding trust in the public network is a key objective of the STIR/SHAKEN framework. The new SIP School training module on STIR/SHAKEN is a resource that network designers and administrators will find invaluable.” Alan Percy, CMO, TelcoBridges

“The SIP School is perfect for the VoIP expert and the beginner. It will give you the knowledge you need to exceed in the world of SIP.” Samantha Easterday

“The SIP School is an excellent training resource for learning about SHAKEN. It provides practical information for operators in an easy-to-follow format.” Jim Dalton CEO, TransNexus

“Having just completed the SIP training, I must say that I am VERY HAPPY with the training that was provided by your school” Joe, Avaya

“For anyone involved in sales or marketing of cloud and hosted voice and video services, the SSSP (SIP School Sales Professional) training has continued to evolve and stay current with our industry. It's a "must" for marketing and sales professionals!” Joel, Phone.com

“Single most important certification on SIP in the world today SSCA® 'Elite'” Ravinder Singh, Colt Technology Services

“You have raised the bar for training” Eugene, SAIT Polytechnic

“Great certification for IT professionals/practitioners.” Chad Krantz, Appgate

“There are many books and courses, but I found nothing comparable.” Daniel, Telekom & Netzwerk AG

“Taking (the) SSCA certification, really opened my mind to the possibilities that are out there with SIP.” Rahul - Global Training, Ribbon Communications

“The depth and breadth of the course is fantastic, I now know what SIP is all about” Yazeed, iTALTEL ARABIA

“The sip school course I completed was the most indepth, complete coverage course that I have taken on a subject” Steve, MTS Allstream

“Classes (online) were awesome. They were easy to follow and full of great information” Kent, Hyde Telecom

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