QUESTION: 269

Which of the following best describes constraint-based routing?

A mechanism that implements opaque LSAs.
A mechanism that computes routes based on defined user requirements.
A mechanism that allows the IGP shortest path to be used.
A mechanism that allows RSVP or LDP signaling to use a route other than the IGP best route to establish a LSP.

Answer(s): B

Static routing is to be used in a network between a corporate head office with many connected networks and a branch office with one connection to the head office. Which of the following is the most likely configuration on the head office
and branch office routers?

The head office has a default route and the branch office has a specific static route.
The head office and the branch offices both have specific static routes.
The head office and the branch office both have default routes.
The head office has a specific static route and the branch office has a default route

Answer(s): D

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QUESTION: 271

What is the primary purpose of variable length subnet masks (VLSM)?

To reduce the size of each routing update.
To allow interoperability between routing protocols.
To allow different subnet masks for different subnets.
To reduce the size of the routing table.

Answer(s): C

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QUESTION: 272

Click on the exhibit.

The OSPF adjacency between routers R1 and R3 does not come up.
Which of the following is a possible solution to the problem?

Stub must be configured on Area 1 of router R1, and removed from Area 1 on router R3.
Stub must be configured on Area 1 of router R1 and Area 1 of router R3.
Stub must be configured on Area 0 of router R1 and Area 1 of router R3.
Area 1 of router R3 should be Area 0, in order to connect via stub to router R1.

Answer(s): B

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