.TS, AVC, 1920×1080, 30 fps | English, AAC, 2 Ch | 21h 47m | 5.53 GBInstructor: Dean BabbageThis course is intended for network and voice professionals looking to further improve their knowledge, or prepare themselves for the CTCOLLAB exam.

In this course we will be looking at everything troubleshooting, starting with Registration, Call Setup, Dial Plan Replication, Application, Media Resources, Call Quality and Video Conferencing Architecture.

This course will be delivered in lecture based format with plenty of hands-on practical demonstrations.