Which two statements correctly describe IS-IS adjacencies? (Choose two.)
A.
Level 1 adjacencies can form in the same (intra) area only.
B.
Level 2 adjacencies are formed between (inter) areas only.
C.
Level 2 adjacencies can be established either interarea or intra-area.
D.
Level 2 adjacencies can form within the same (intra) area only.
Explanation:
correct : http://www.ciscopress.com/articles/article.asp?p=730191&seqNum=7
0
0