Cisco Implementing Cisco Service Provider Advanced Routing Solutions 300-510 Question # 48 Topic 5 Discussion

Cisco Implementing Cisco Service Provider Advanced Routing Solutions 300-510 Question # 48 Topic 5 Discussion

300-510 Exam Topic 5 Question 48 Discussion:
Question #: 48
Topic #: 5

Refer to the exhibit.

300-510 Question 48

A service provider is running IS-IS in the core, and all routers use the default IS-IS configuration and reside in the same area. All routers maintain a different 6 bytes for the system ID. but the attached bits in the NET are the same. After an engineer added router R6 to the network. R3 and R5 began to experience CPU processing issues. Which action must the engineer take to resolve the issue?


A.

Configure all routers lo operate as IS-IS Level 1 routers by altering the attached bit to ensure that a default route is Injected Into the routing tables.


B.

Configure R6 to operate as a Level 1 router only so that it maintains the Level 1 database for all routers.


C.

Configure routers R5 and R3 to operate as Level 1 routers only so that they inject a default routing into the routing tables of the other routers


D.

Configure all routers to operate as IS-IS Level 2 routers so that only a Level 2 database is maintained.


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