How will a router function if the QoS mechanism of congestion avoidance is integrated into the existing network design?

You have been hired to redesign a network due to issues with congestion.

How will a router function if the QoS mechanism of congestion avoidance is integrated into the existing network design?
A . the router handles the overflow of traffic by using FIFO
B . the router handles the possible buildup of congestion by using WRED
C . the router forces inbound and outbound traffic to stay within a defined profile by using rate limiting
D . the router separates packets based on certain characteristics by using NBAR
E . the router marks packets based on certain characteristics by using PBR

View Answer

Answer: B