Where should the administrator look next to confirm that the correct DSCP markings are being set?

The administrator at Company X is getting user reports of inconsistent quality on video calls between endpoints registered to Cisco Unified Communications Manager. The administrator runs a wire trace while a video call is taking place and sees that the packets are not set to AF41 for desktop video as they should be.

Where should the administrator look next to confirm that the correct DSCP markings are being set?
A . on the MGCP router at the edge of both networks
B . the service parameters in the VCS Control
C . the QoS service parameter in Cisco Unified Communications Manager
D . on the actual Cisco phone itself because the DSCP setting is not part of its configuration file downloaded at registration
E . The setting cannot be changed for video endpoints that are registered to Cisco Unified Communications Manager, but only when they are registered to the VCS Control.

View Answer

Answer: C