Online Access Free 4A0-112 Exam Questions

Refer to the exhibit.

Static routing is to be used in a network between a corporate head office and a branch office. The head office has many connected subnetworks, whereas the branch office has one subnetwork and a single connection to the head office. Which of the following is the most likely configuration on the head office and branch office routers?

• A.The head office has a specific static route and the branch office has a default route.
• B.The head office has a default route and the branch office has a specific static route.
• C.The head office and the branch office both have default routes.
• D.The head office and the branch offices both have specific static routes.

There are several differences between IS-IS Hello packets used on broadcast interfaces and on point-to-point interfaces.
Which of the following statements is FALSE?

• A.The neighbors are identified using their interface MAC addresses on broadcast Hello messages and using their system IDs on point-to-point Hello messages.
• B.Broadcast Hello messages identify the elected designed IS (DIS) and point-to-point Hello messages do not.
• C.The multicast MAC addresses to which the Hello messages are sent are different on broadcast interfaces and on point-to-point interfaces.
• D.On broadcast interfaces there are different Hello packet types for level-1 and level-2 adjacencies, whereas on point-to-point interfaces there is a single Hello packet type.

On a broadcast interface, an IS-IS router receives an LSP that is newer than the one on its database. Which of the following statements best describes the actions taken by the router as a consequence?

• A.The router updates its database with the LSP and floods a copy to its neighbors on other interfaces.
• B.The router updates its database with the LSP and acknowledges it with a PSNP.
• C.The router updated its database with the LSP, acknowledges the LSP with a PSNP, and floods a copy to its neighbors on other interfaces.
• D.The router sends back a copy of the LSP from its database to its neighbor.

Which component of the Nokia 7750 SR is in charge of performing the longest prefix match lookup on packets that arrive on the physical interfaces?

• A.Control Processing Module (CMP)
• B.Input/Output Module (IOM)
• C.Switch Fabric (SF)
• D.Media Dependent Adapter (MDA)

Refer to the exhibit.

All routers in the diagram are running an interior gateway protocol (IGP) and have been configured with an ECMP value of 4. Router R5 advertises the prefix 192.168.3.0/24 using the IGP. Assuming all links have the same cost, how many entries for prefix 192.168.3.0/24 will be in router R3's routing table?

• A.2
• B.3
• C.4
• D.1