Which authentication strategy authenticates IS-IS hello PDUs only?

JN0-662 1 Comment

Which authentication strategy authenticates IS-IS hello PDUs only?
A . interface authentication
B . area authentication
C . domain authentication
D . level authentication

Answer: D

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1 Comment
GauravM
GauravM
7 years ago

IS-IS Hello PDU authentication is at interface level.Correct answer is A.

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