Refer to the exhibit. OSPF is configured on all routers in the network but is not working between routers R1 and R2. On the basis of the debug ip ospf adj output provided, what could be the cause of the problem?
A. One of the routers is configured as a stub router and the other is not.
B. The IP address or subnet mask is misconfigured on one of the neighboring interfaces between routers R1 and R2.
C. The authentication is misconfigured on one of the neighboring interfaces between routers R1 and R2.
D. The virtual link between OSPF area 5 and OSPF area 0 is misconfigured.
Answer:B
Refer to the exhibit. OSPF is configured on all routers in the network but is not working between routers R1 and R2. On the basis of the debug ip ospf adj output provided, what could be the cause of the problem?
A. One of the routers is configured as a stub router and the other is not. B. The IP address or subnet mask is misconfigured on one of the neighboring interfaces between routers R1 and R2. C. The authentication is misconfigured on one of the neighboring interfaces between routers R1 and R2. D. The virtual link between OSPF area 5 and OSPF area 0 is misconfigured.