Cisco Exam Questions

Which QoS mechanism will solve the issue with the VOIP quality?

Refer to the Exhibit.

The show command was taken on a router, while a large file was uploading to a server, and a
VOIP call was running at the same time:
During the file upload, the remote user on the call complains about poor call quality. After the
upload is complete, everything operates properly, and the remote user can hear the local user
perfectly.
Which QoS mechanism will solve the issue with the VOIP quality?

A.
LLQ

B.
LFI

C.
WRED

D.
WFQ

Explanation: