What should the administrator do so switches do not form an adjacency with rogue devices on the access VLANs?

A network administrator configures OSPF in a network with ArubaOS switches. The administrator is concerned that a rogue device might connect to an access layer switch and introduce OSPF routes to the company’s routing topology. The access VLANs do not contain additional routers.

What should the administrator do so switches do not form an adjacency with rogue devices on the access VLANs?
A . Implement BPDU filtering on interfaces assigned to these VLANs.
B . Configure the VLANs as passive OSPF interfaces.
C . Configure the interfaces with the highest OSPF DR priority.
D . Apply outbound routing policies to filter routes on the VLANs.

View Answer

Answer: B