单项选择题
Which IS-IS authentication method is supported on the ERX Edge Router?（）
A. simple password
B. HMAC message digest 5
C. Password Authentication Protocol
D. Challenge Handshake Authentication Protocol
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相关考题
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单项选择题
Routers A and B are connected with a point-to-point OC-3 interface. Each routers OC-3 interface is configured for both Level 1 and Level 2. The routers are configured in the same area. How many IS-IS adjacencies exist between the two routers?（）
A.0
B.1
C.2
D.3 -
单项选择题
Two Level 1 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）
A. An Adjacency is formed.
B. No IS-IS PDUs are sent
C. An Adjacency does not form.
D. An Adjacency forms but traffic is not forwarded. -
单项选择题
Two Level 2 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）
A. An Adjacency is formed.
B. No IS-IS PDUs are sent.
C. An Adjacency does not form.
D. An Adjacency forms but traffic is not forwarded.
