According to this figure, we can judge:

According to this figure, we can judge:

A . R4 does not have any IS-IS neighbors
B. R4 and ee8c.a0c2.baf3 establish IPv4 and IPv6 IS-IS neighbors
C. R4 and ee8c.a0e2.baf3 only establish an IPv6 IS-IS neighbor
D. R4 and ee8c.a0c2.baf3 only establish an IPv4 IS-IS neighbor

View Answer

Answer: B