The intermediate level of Yeastar Certification System is intended for technicians working with Yeastar Products. It consists of 3 independent courses: the Yeastar Certified Security Specialist (YSCSS) Course, the Yeastar Certified Routing Specialist (YSCRS) Course, and the Yeastar Certified Integration Specialist (YSCIS) Course. To gain access to the next level, you should complete and pass at least one of the 3 courses. The completion of each course will earn you a corresponding certificate. more…

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