An engineer must repurpose a lab WLC appliance for use in the production environment of the enterprise. After the new WLC is configured with the information of the other WLC, the mobility tunnels are still not coming up. What is the reason?
A. A firewall is blocking UDP port 16667 between the WLCs.
B. The WLC management interfaces are in the same VLAN.
C. The hardware platform is incompatible.
D. The mobility groups are different.
Correct answer is A
The question is regarding the status of the mobility TUNNELS are still not coming up due to firewall is blocking UDP port 16667 between the WLCs.