An enterprise is using the wireless network as the main network connection for corporate users and guests. To ensure wireless network availability, two standalone controllers are installed in the head office. APs are connected to the controllers using a round-robin approach to load balance the traffic. After a power cut, the wireless clients disconnect while roaming. An engineer tried eping from the controller but fails. Which protocol needs to be allowed between the networks that the controllers are installed?
A) IP Protocol 67
B) IP Protocol 77
C) IP Protocol 87
D) IP Protocol 97

Question

An enterprise is using the wireless network as the main network connection for corporate users and guests. To ensure wireless network availability, two standalone controllers are installed in the head office. APs are connected to the controllers using a round-robin approach to load balance the traffic. After a power cut, the wireless clients disconnect while roaming. An engineer tried eping from the controller but fails. Which protocol needs to be allowed between the networks that the controllers are installed?
A) IP Protocol 67
B) IP Protocol 77
C) IP Protocol 87
D) IP Protocol 97

Quizplus · Accepted Answer

The issue described suggests a problem with CAPWAP (Control and Provisioning of Wireless Access Points) communication between the controllers. CAPWAP uses IP Protocol 97, so it needs to be allowed between the networks where the controllers are installed.

An Enterprise Is Using the Wireless Network as the Main