Dumps4download 650-296 Exam Question 9
Which of these is a disadvantage of a single-zone (VCS) WAN model?
A. No endpoints will be able to place calls if connectivity is lost to the VCS location
B. Not all signaling goes through the VCS in the headquarters, causing signaling traffic across the WAN link
If interworking is required, the media does not go through the VCS in
the headquarters, even if the video call is from a branch office
endpoint to another endpoint in that office
D. Flexibility cannot be assured in the headquarters configuration