Nokia 4A0-104 Practice Questions| TestInsights

Question 1

Which of the following about VPLS MAC learning is TRUE?

AMesh SDPs assist MAC learning by flooding traffic to other mesh SDPs.

BA PE keeps a single FDB for all VPLSes it has.

CFrames received on a SAP that are broadcast, multicast or unknown are flooded.

DThe FDB only stores the MAC addresses of remote sites.

Correct : C

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AMesh SDPs assist MAC learning by flooding traffic to other mesh SDPs.

BA PE keeps a single FDB for all VPLSes it has.

CFrames received on a SAP that are broadcast, multicast or unknown are flooded.

DThe FDB only stores the MAC addresses of remote sites.

Question 2

A VPLS receives a frame with the single VLAN tag 35 on the Q-in-Q SAP 1/1/1:35.*. Which of the following describes default Nokia 7750 SR behavior?

AThe frame is dropped.

BThe VLAN tag is removed, and the frame is transported over the network.

CThe VLAN tag is kept, and the frame is transported over the network.

DThe VLAN tag is kept, a VLAN of 0 is added, and the frame is transported over the network.

Correct : B

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AThe frame is dropped.

BThe VLAN tag is removed, and the frame is transported over the network.

CThe VLAN tag is kept, and the frame is transported over the network.

DThe VLAN tag is kept, a VLAN of 0 is added, and the frame is transported over the network.

Question 3

Which of the following about the Isp-ping command on the Nokia 7750 SR is FALSE?

AAn echo request is sent based on the LSP's label stack.

BEcho reply packets may not take the same path as the LSP.

CThe IP destination address is used to initiate echo requests,

DThe test fails if the LSP is not operationally up.

Correct : C

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AAn echo request is sent based on the LSP's label stack.

BEcho reply packets may not take the same path as the LSP.

CThe IP destination address is used to initiate echo requests,

DThe test fails if the LSP is not operationally up.

Question 5

Which of the following about route distinguishes on the Nokia 7750 SR is TRUE?

ARoute distinguishes are appended to IPv4 prefixes to form IPv6 prefixes.

BCE routers use a route distinguisher to indicate which VPRN they are associated to.

CA route distinguisher combined with an IPv4 prefix produces a VPN-IPv4 prefix.

DRoute distinguishes are used to determine which routes a VPRN should import.

Correct : C

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ARoute distinguishes are appended to IPv4 prefixes to form IPv6 prefixes.

BCE routers use a route distinguisher to indicate which VPRN they are associated to.

CA route distinguisher combined with an IPv4 prefix produces a VPN-IPv4 prefix.

DRoute distinguishes are used to determine which routes a VPRN should import.

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