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Nokia 4A0-101 - Alcatel-Lucent Interior Routing Protocols and High Availability

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Total 315 questions

Which of the following statements regarding IS-IS LSPs is true?

A.

There are three types of LSPs: L1, L2 and L1/L2.

B.

An LSP packet contains the ATT bits and the IS-type bits.

C.

The lower the LSP sequence number, the more current the update.

D.

Separate databases are maintained for L1 „ L2, and L1/L2 LSPs.

Click the exhibit button.

The OSPF adjacency between routers R3 and R1 is down. What is the problem?

A.

Area 1 of router R1 should not be configured as a stub.

B.

Router R3 has the incorrect authentication key type.

C.

Router R1 has the incorrect authentication key type.

D.

There is not enough information to tell.

When are virtual links used in OSPF?

A.

When two areas need to communicate and there is no area 0.

B.

When an area needs to traverse another area to reach area 0.

C.

When two areas are connected to area 0, but there is no direct path between them.

D.

When an area needs to connect directly to another area without using area 0.

In an OSPF Hello packet, which of the following fields must match for all neighbor routers on the segment? Choose three answers.

A.

Area ID W B.

B.

Hello and Dead intervals PC.

C.

Stub flag

D.

Checksum values

E.

The list of neighbors

Click the exhibit button.

A static route is created on router R1 "using the "static-route 0.0.0.0/0 next-hop 10.3.3.2" command. What command can be used to test the static route on an Alcatel-Lucent 7750 SR?

A.

ping static 10.5.5.5

B.

ping static 0.0.0.0/0

C.

ping 10.5.5.5

D.

ping 0.0.0.0

In an IP datagram, which of the following fields identifies the receiving application?

A.

The protocol field of the transport layer header.

B.

The port field of the transport layer header.

C.

The protocol field of the network layer header.

D.

The port field of the network layer address.

What is the protocol number for OSPF in the IP header?

A.

OSPF uses TCP, so the protocol number is 6.

B.

OSPF uses UDP, so the protocol number is 17.

C.

OSPF does not use IP.

D.

OSPF has its own protocol number of 89.

Click the exhibit button.

In the IS-IS network shown, router R1 has been configured to summarize network 20.20.1.0/24 and 20.20.2.0/24 as 20.20.0.0/16. Which router's routing table will be reduced compared to the routing table before the summarization?

A.

Router R1

B.

Router R2

C.

Routers R1 and R2

D.

Router R4

In which of the following types of areas does an OSPF router not set the E bit in its Type 1 LSA?

A.

Not so stubby area

B.

Stub area

C.

Backbone area

D.

Normal area

Click the exhibit button.

The following command sequence is executed on router R2:

    A: R2# configure router ospf router-id 10.10.10.99

    A: R2# configure router router-id 10.10.10.66

On router R1, what router ID appears for router R2 directly after these commands are executed?

A.

10.10.10.99

B.

10.10.10.66

C.

10.10.10.2

D.

10.10.10.1