Which QoS architecture is most appropriate for the requested design?

A customer is discussing QoS requirements with a network consultant. The customer has specified that end-toend path verification is a requirement.

Which QoS architecture is most appropriate for the requested design?
A . marking traffic at the access layer with DSCP to support the traffic flow
B . marking traffic at the access layer with CoS to support the traffic flow
C . RSTP mdoel with PHB to support the traffic flows
D . IntServ model with RSVP to support the traffic flows

View Answer

Answer: D