An administrator needs to make sure that video conferencing is allocated a high portion of bandwidth within a company network. What should the administrator configure?

Blacklisting

MAC filtering

QoS

Whitelisting

QoS should be configured by administrator.

Explanation:

QoS is means quality of service. In computer network it is used in terms of management of resources such as bandwidth and it also used to control the traffic over the network. QoS is also used to assign resources to different users and application over the network on the basis of their need. A priority has been assigned to the each user as per need.

An administrator should configure QoS to make sure that video conferencing is allocated a high portion of bandwidth within a company network. The administrator should assign higher priority and allocate more bandwidth to the video conferencing as per demand by the company.