Nokia Alcatel-Lucent Interior Routing Protocols and High Availability 4A0-101 Question # 24 Topic 3 Discussion
4A0-101 Exam Topic 3 Question 24 Discussion:
Question #: 24
Topic #: 3
If two routers running IS-IS protocols are exchanging Hello packets with different authentication types, which of the following statements regarding the adjacency state established between them is true?
A.
Different authentication types are not possible because IS-IS only supports password authentication.
B.
An adjacency will not be formed
C.
The two routers negotiate the authentication type and then reach the up state.
D.
Only an L2 adjacency will form, as long as both routers are L2 capable.
Chosen Answer:
This is a voting comment (?). You can switch to a simple comment. It is better to Upvote an existing comment if you don't have anything to add.
Submit