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Viewing page 6 out of 10 pages
Viewing questions 51-60 out of questions
Questions # 51:

Which of the following is not one of the MT topologies defined for IS-IS?

Options:

A.

IPv4 In-Band Management

B.

IPv6 Routing

C.

IPv4 Multicast Routing

D.

IPv6 Multicast Routing

E.

All of the above are MT topologies defined for IS-IS.

Questions # 52:

Which of the following are types of routers in an IS-IS topology? Choose three answers

Options:

A.

Level 0

B.

Level 1

C.

Level 2

D.

Level 0/1

E.

Level 1/2

Questions # 53:

When IS-IS is electing a DIS, what is used as the tie breaker on an Alcatel-Lucent 7750 SR, if the priorities are the same?

Options:

A.

The system ID

B.

The loopback address

C.

The sequence number of the Hello packet

D.

The device that first initiated communication becomes the DIS

E.

The highest interface MAC address

Questions # 54:

On which type of IS-IS router is summarization most likely to be configured?

Options:

A.

L1 routers

B.

L2 routers

C.

L1/L2 routers

D.

L1 and L2 routers

Questions # 55:

What is the source IP address in an OSPF update?

Options:

A.

224.0.0.5

B.

224.0.0.6

C.

The unicast IP address of the interface the update is sent on

D.

The system address of the router.

Questions # 56:

In IS-IS database synchronization, each router compares each LSP described in the received CSNPs with the LSPs in its own database. Which of the following actions is taken if the database contains a newer copy of the LSP?

Options:

A.

The router sends a copy of the LSP from its database to its neighbor

B.

The router sends a PSNP to its neighbor describing the LSP in its database.

C.

The router updates its database with the LSP and floods a copy to its other neighbors.

D.

The router sends a PSNP to its neighbor to request the LSP.

Questions # 57:

Click the exhibit button. Assuming point-to-point links, which of the following statements is true?

Question # 57

Options:

A.

Routers R1 and R2 are L2 routers. Routers R3 and R4 are L1/L2 routers

B.

Routers R1, R2, and R4 are L1/L2 routers. Router R3 is an L1 router,

C.

Routers R1, R2, and R3 are L2 routers. Router R4 is an L1 router,

D.

Routers R1 and R2 are L1/L2 routers. Routers R3 and R4 are L1 routers

Questions # 58:

When an OSPF adjacency is stuck in the "ExchStart" state, what is the most likely cause?

Options:

A.

The MTU does not match on both interfaces

B.

OSPF is not enabled on one of the routers

C.

The Router ID is the same on both routers

D.

A OSPF Hello has not been received from the neighbor

Questions # 59:

Which of the following best describes how IS-IS routers exchange updates on an Ethernet interface?

Options:

A.

IS-IS routers exchange updates by sending UDP packets to a multicast address.

B.

IS-IS routers exchange updates using IP multicast packets.

C.

IS-IS routers exchange updates using Ethernet multicast packets.

D.

IS-IS routers exchange updates by sending packets to the subnet broadcast address.

Questions # 60:

In an OSPF Hello packet what fields must match all neighbor routers on the segment? (Choose 3)

Options:

A.

Area ID

B.

Hello and Dead Intervals

C.

Stub flag

D.

DR and BDR addresses

E.

The list of neighbors

Viewing page 6 out of 10 pages
Viewing questions 51-60 out of questions
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