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Nokia 4A0-104 Practice Test - Questions Answers, Page 24

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Which of the following commands would be used to show the operational state of all IES services?
Click the exhibit. Which of the following statements about the E-pipe service is TRUE?
Click the exhibit. Routes are exchanged between CE1 and PE1 using BGP. CE2 and PE2 use static routes to forward traffic to and from the VPRN. Which of the following is FALSE?
Click the exhibit. The output is from PE router R1 about VPRN service 100. From which protocol did router R1 learn the prefix 192.168.20.0/24?
Which of the following best describes the label stack for a packet in the VPRN context?
Which of the following is NOT a service offered on the Nokia 7750 SR?
Which routing protocol cannot be run over an Ipipe?
Which of the following about the Nokia 7750 SR sdp-ping is TRUE?
An IPv4 MPLS provider network is being configured for 6VPE. BGP is being used for the PE-CE protocol to exchange IPv6 routes. Which of the following is FALSE?
What happens by default on an Nokia 7750 SR when a VPLS accepts a tagged frame at the ingress SAP 1/1/1:100?

Question 231

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A CE is connected to an IES interface. Which of the following is TRUE?

A.
The IES's interface must be an IGP peer with the CE.
A.
The IES's interface must be an IGP peer with the CE.
Answers
B.
The IES must use an IP address that is different than the C.
B.
The IES must use an IP address that is different than the C.
Answers
C.
The IES can only include one SAP for the CE.
C.
The IES can only include one SAP for the CE.
Answers
D.
The IES must include a network port.
D.
The IES must include a network port.
Answers
Suggested answer: B

Question 232

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Which of the following about VPRN route targets is FALSE?

A.
A route target is used to distinguish to which VRF table a prefix belongs.
A.
A route target is used to distinguish to which VRF table a prefix belongs.
Answers
B.
A route target appended to an IPv4 prefix produces a VPN-IPv4 prefix.
B.
A route target appended to an IPv4 prefix produces a VPN-IPv4 prefix.
Answers
C.
Multiple route targets can be part of a single MP-BGP update.
C.
Multiple route targets can be part of a single MP-BGP update.
Answers
D.
Route targets must be configured for VPRNs.
D.
Route targets must be configured for VPRNs.
Answers
Suggested answer: B

Question 233

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Which of the following about VPLS MAC learning is FALSE?

A.
The PE routers of the service are responsible for learning MAC addresses.
A.
The PE routers of the service are responsible for learning MAC addresses.
Answers
B.
Flooding ensures that all PEs in a fully-meshed VPLS will learn the source address of all traffic.
B.
Flooding ensures that all PEs in a fully-meshed VPLS will learn the source address of all traffic.
Answers
C.
MAC learning reduces flooding of frames with previously learned addresses.
C.
MAC learning reduces flooding of frames with previously learned addresses.
Answers
D.
Multiple VPLSes on the same PE share the same MAC FDB.
D.
Multiple VPLSes on the same PE share the same MAC FDB.
Answers
Suggested answer: D

Question 234

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By default, how does a VPLS handle a tagged frame received at the ingress of a null SAP on an Nokia 7750 SR?

A.
The FCS is verified and kept in the customer frame. The VLAN tag is kept and transported over the network.
A.
The FCS is verified and kept in the customer frame. The VLAN tag is kept and transported over the network.
Answers
B.
The FCS is verified and kept in the customer frame. The VLAN tag is removed for transport over the network.
B.
The FCS is verified and kept in the customer frame. The VLAN tag is removed for transport over the network.
Answers
C.
The FCS is verified and removed from the frame. The VLAN tag is kept and transported over the network.
C.
The FCS is verified and removed from the frame. The VLAN tag is kept and transported over the network.
Answers
D.
The FCS is verified and removed from the frame. The VLAN tag is removed for transport over the network.
D.
The FCS is verified and removed from the frame. The VLAN tag is removed for transport over the network.
Answers
Suggested answer: C

Question 235

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Click the exhibit.

This is output from router R4. Service 333 is a VPLS. Why does peer 10.10.10.1 not have an EgrLbl?

A.
The SDP to 10.10.10.1 on router R4 is shutdown.
A.
The SDP to 10.10.10.1 on router R4 is shutdown.
Answers
B.
Router R4 has not sent a label to router R1 (10.10.10.1) yet.
B.
Router R4 has not sent a label to router R1 (10.10.10.1) yet.
Answers
C.
10.10.10.1 has a different service MTU set.
C.
10.10.10.1 has a different service MTU set.
Answers
D.
10.10.10.1 has not sent a label to router R4 yet.
D.
10.10.10.1 has not sent a label to router R4 yet.
Answers
Suggested answer: D

Question 236

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How many service labels must be signaled to bring up a fully-meshed VPLS among three PE routers?

A.
1
A.
1
Answers
B.
3
B.
3
Answers
C.
6
C.
6
Answers
D.
12
D.
12
Answers
Suggested answer: C

Question 237

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Which of the following is NOT a benefit of 'Hub and Spoke'' VPLS deployments?

A.
They reduce the number of SDPs that need to be configured.
A.
They reduce the number of SDPs that need to be configured.
Answers
B.
They can be used to work around physical topologies that prevent a fully meshed deployment.
B.
They can be used to work around physical topologies that prevent a fully meshed deployment.
Answers
C.
They prevent loops that can be introduced by mesh deployments.
C.
They prevent loops that can be introduced by mesh deployments.
Answers
D.
They can simplify the implementation of security policy enforcement and packet inspection.
D.
They can simplify the implementation of security policy enforcement and packet inspection.
Answers
Suggested answer: C

Question 238

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Which utility on the Nokia 7750 SR can be used to investigate an MPLS path?

A.
Isp-trace
A.
Isp-trace
Answers
B.
Idp-trace
B.
Idp-trace
Answers
C.
Sdp-ping
C.
Sdp-ping
Answers
D.
Svc-ping
D.
Svc-ping
Answers
E.
Ping
E.
Ping
Answers
Suggested answer: A

Question 239

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If the Nokia 7750 SR is rebooted after an 'admin save'' has been performed, which of the following about mirror services is TRUE?

A.
Only the mirror source must be re-configured.
A.
Only the mirror source must be re-configured.
Answers
B.
Only the mirror destination must be re-configured.
B.
Only the mirror destination must be re-configured.
Answers
C.
Both the mirror destination and mirror source must be re-configured.
C.
Both the mirror destination and mirror source must be re-configured.
Answers
D.
Neither the mirror destination nor the mirror source must be re-configured.
D.
Neither the mirror destination nor the mirror source must be re-configured.
Answers
Suggested answer: A

Question 240

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Click the exhibit.

This PE is connected to an IPv4 core and is being configured to support 6VPE for a VPRN. Which of the following completes this section of the configuration?

A.
Family ipv4
A.
Family ipv4
Answers
B.
Family ipv6
B.
Family ipv6
Answers
C.
Family ipv4 ipv6
C.
Family ipv4 ipv6
Answers
D.
Family vpn-ipv4
D.
Family vpn-ipv4
Answers
E.
Family vpn-ipv4 vpn-ipv6
E.
Family vpn-ipv4 vpn-ipv6
Answers
Suggested answer: E
Total 290 questions
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