Which issue can occur if QoS is not deployed on a Cisco Collaboration architecture across the WAN?
A. 403 Forbidden errors on SIP calls
B. excessive jitter
C. unexpected shut-down on Cisco Unified Communications Manager
D. packet fragmentation
Which issue can occur if QoS is not deployed on a Cisco Collaboration architecture across the WAN?
A. 403 Forbidden errors on SIP calls
B. excessive jitter
C. unexpected shut-down on Cisco Unified Communications Manager
D. packet fragmentation