Chapter 10

1:
A:	Although IS-IS has formed an adjacency , the IP addresses are not on the same subnet and therefore the interfaces do not pass traffic.
2:
A:	The router sends only L1 Hellos, indicating that it is an 5 L1 router. It receives only L2 Hellos from 0000.3090.c7df, indicating that it is an L2 router.