Which port on the firewall must be opened to allow the CoA traffic to traverse the network?

An engineer is configuring 802.1X authentication on Cisco switches in the network and is using CoA as a mechanism .

Which port on the firewall must be opened to allow the CoA traffic to traverse the network?
A . TCP 6514
B . UDP 1700
C . TCP 49
D . UDP 1812

View Answer

Answer: B

Explanation: