4A0-C01 Online Practice Questions and Answers

What type of OSPF router generates a type 2 LSA?

A. Area Border Router

B. Autonomous System Boundary Router

C. Designated Router

D. All routers within an OSPF area.

Graceful Restart is supported by what IGPs?

A. RIPv1 and RIPv2

B. OSPF

C. IS-IS

D. BGP

What command allows analysis of the Dijkstra calculation on the Alcatel-Lucent 7750 SR?

A. There is no such calculation in IS-IS

B. Show router isis database

C. Show router isis dijykstra

D. Show router isis spf

Exhibit Given the two configurations shown, identify the two incorrect statements below: (Choose two)

A. Both routers will generate OSPF Hello packets.

B. The system interface is missing in one configuration so OSPF will not operate correctly.

C. The interface type settings differ, but OSPF will still operate correctly.

D. Metric values differ, but this does not prevent OSPF operation.

Click on the exhibit button below.

Which fields in this output uniquely identify the RSVP session belonging to a single LSP? (Choose three)

A. Tunnel ID

B. Name

C. LSP ID

D. To

Which of the following statements regarding RSVP-TE is FALSE?

A. RSVP-TE operates in a downstream unsolicited label advertisement mode.

B. RSVP-TE makes use of ordered control mode.

C. RSVP-TE is an MPLS signaling protocol, based on the resource reservation protocol.

D. RSVP-TE enables the establishment of explicitly routed LSPs that can be automatically routed away from network failures

E. RSVP-TE supports explicitly routed LSPs using either loose or strict route definitions.

Click on the exhibit button below.

With fast reroute enabled, and given the following:

The protected LSP path is R1-R2-R3.

All links are of equal cost.

Which of the following statements is true? (Choose two)

A. Router R1 is the LSP originator and is also a PLR.

B. With one-to-one link or node protection, the detour LSP path is R1-R4-R5-R2-R3.

C. With one-to-one link or node protection, the detour LSP path is R1-R4-R5-R3.

D. If the R2-R3 link fails, router R3 becomes a PLR

E. None of the nodes can be protected with FRR.

Which OSPFv3 LSA type is similar in function to the OSPFv2 Type 4 LSA?

A. Link

B. Intra-Area Prefix

C. Inter-Area Prefix

D. Inter-Area Router

Click on the exhibit.

Given the output below, which of the following is FALSE?

A. A packet arriving with label 131066 will be forwarded out interface 1 /1 /4 with label 131070.

B. The router is an egress router for FEC 10.10.10.221/32.

C. There are multiple LSPs to reach FEC 10.10.10.244/32.

D. The router's system address is 10.10.10.242/32.

Which of the following about transport tunnels used by services is FALSE?

A. A transport tunnel can carry many service tunnels.

B. The transport label is unchanged throughout the transport network.

C. A single network port can carry more than one transport tunnel.

D. Both MPLS and GRE transport tunnels use a service label.