02 - Configure IS-IS on NE Series Routers

What does the IS-IS stand for?

• Intermediate system-to-intermediate system

• Internet system to Internet system

• Internet signal to internet signal

• Intermediate signal -to-intermediate signal

IS-IS has higher expansibility than OSPF because  (    ).

• IS-IS packets adopt TLV encoding.

• IS-IS uses the SPF routing algorithm.

• IS-IS uses a link state routing algorithm.

• IS-IS is an IGP.

The network entity title (NET) contains (   ).

• Area ID

• System ID

• Router ID

• NSEL

Which of the following routers can exist in the IS-IS backbone area? (   )

• Level-1 router

• Level-2 router

• Level-1-2 router

Which of the following two routers can establish adjacency relationships? ( )

• A level-1 router and a level-2 router within an area

• A level-1 router and a level-1-2 router within an area

• Two level-2 routers in different areas

• A level-2 router and a level-1-2 router within an area

Sort the operating process of the IS-IS routing protocol in the order of (   ).

A. Flooding LSPs

B. Establishing adjacency relationships

C. Synchronizing the LSDB

D. Calculating and generating a routing table

E. Calculating routes using the SPF routing algorithm

• BACED

• ABCED

• CEDBA

• BCAED

The route leaking technology designed for reducing sub-optimal routing needs to be configured on which kind of the following routers? (   )

• Level-1 router

• Level-2 router

• Level-1-2 router