How is the issue solved without increasing bandwidth utilization on the WAN links?

Users are reporting that several inter-site calls are failing, and the message "not enough bandwidth" is showing on the display. Voice traffic between locations goes through corporate WAN. and Call Admission Control is enabled to limit the number of calls between sites .

How is the issue solved without increasing bandwidth utilization on the WAN links?
A . Disable Call Admission Control and let the calls use the amount of bandwidth they require.
B . Configure Call Queuing so that the user waits until there is bandwidth available
C . Configure AAR to reroute calls that are denied by Call Admission Control through the PST
E . Reroute all calls through the PSTN and avoid using WA

View Answer

Answer: C