Question: 38

Which statement describes IS-IS operation?

A. Routes in a Level 2 area are advertised into Level 1 areas by default.
B. To advertise Level 2 routes into a Level 1 area, an export policy must be configured.
C. Level 1 routes are not advertised into Level 2 by default.
D. The Level 2 router advertises a default route into Level 1.

Answer: B