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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

Answers
A.

TCP 6514

B.

UDP 1700

Answers
B.

UDP 1700

C.

TCP 49

Answers
C.

TCP 49

D.

UDP 1812

Answers
D.

UDP 1812

Suggested answer: B

Explanation:

CoA Messages are sent on two different udp ports depending on the platform. Cisco standardizes on UDP port 1700, while the actual RFC calls out using UDP port 3799.

asked 10/10/2024
Tudor Voicu
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