You are deploying IP Telephony over a WAN. What will be the DSCP value for the voice traffic?
A. EF
B. AF41
C. COS4
D. BE
You are deploying IP Telephony over a WAN. What will be the DSCP value for the voice traffic?
A. EF
B. AF41
C. COS4
D. BE
https://www.networkworld.com/article/2234016/cisco-subnet/the-qos-expedited-forwarding–ef–model.html
So Answer A is correct. Thx