A network administrator is investigating why traffic from R2 is not being forwarded to R1. Referring to the show isis database command output shown in the exhibit, what is causing this problem on the network?
A) R1 and R2 are in different IS-IS areas.
B) The preferred interface between R1 and R2 is experiencing errors.
C) R1 is configured to drop all incoming traffic.
D) R2 is ignoring specific LSPs from R1 in its SPF calculations.

Question

A network administrator is investigating why traffic from R2 is not being forwarded to R1. Referring to the show isis database command output shown in the exhibit, what is causing this problem on the network?
A) R1 and R2 are in different IS-IS areas. 
B) The preferred interface between R1 and R2 is experiencing errors. 
C) R1 is configured to drop all incoming traffic. 
D) R2 is ignoring specific LSPs from R1 in its SPF calculations.

Quizplus · Accepted Answer

The Answer of  A network administrator is investigating why traffic from R2 is not being forwarded to R1. Referring to the show isis database command output shown in the exhibit, what is causing this problem on the network?
A) R1 and R2 are in different IS-IS areas. 
B) The preferred interface between R1 and R2 is experiencing errors. 
C) R1 is configured to drop all incoming traffic. 
D) R2 is ignoring specific LSPs from R1 in its SPF calculations.

A Network Administrator Is Investigating Why Traffic from R2 Is