youtube 에 있는 Cisco CME 강좌
1. How to configure IP phones remotely by GNS3 and Vmware
link : https://www.youtube.com/watch?v=6dN1G47yKDc
시간 : 1:19:34
2. CCNA VOICE GNS3 Simulation / Emulation
link: https://www.youtube.com/watch?v=ou_OM5taXpw
