Cisco Exam Questions

What are two major sources of delay that can be managed by QoS in voice-enabled networks? (Choose tw

What are two major sources of delay that can be managed by QoS in voice-enabled networks? (Choose two)

A.
propagation delay

B.
voice packet serialization delay

C.
congested egress queues

D.
header overhead

E.
packet dropped because of CRC errors