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Nokia 4A0-104 Practice Test - Questions Answers, Page 27

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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 261

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Click the exhibit.

The two PEs are providing 6VPE and IPv4 VPRNs. The core network is IPv4/MPLS. Which of the following is the BGP family configuration for the MP-BPG on the PEs?

A.
family ipv4 ipv6
A.
family ipv4 ipv6
Answers
B.
family vpn-ipv4ipv6
B.
family vpn-ipv4ipv6
Answers
C.
family vpn-ipv4 vpn-ipv6
C.
family vpn-ipv4 vpn-ipv6
Answers
D.
family ipv6 vpn-ipv6
D.
family ipv6 vpn-ipv6
Answers
Suggested answer: C

Question 262

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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?

A.
LDP
A.
LDP
Answers
B.
BGP
B.
BGP
Answers
C.
MP-BGP
C.
MP-BGP
Answers
D.
MPLS
D.
MPLS
Answers
Suggested answer: C

Question 263

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Which of the following about VPRN VRF tables is FALSE?

A.
A PE uses the same VRF table for all the VPRN services on it.
A.
A PE uses the same VRF table for all the VPRN services on it.
Answers
B.
A PE uses a VRF to maintain forwarding information.
B.
A PE uses a VRF to maintain forwarding information.
Answers
C.
Information for VRFs can be advertised between PEs by MP-BGP.
C.
Information for VRFs can be advertised between PEs by MP-BGP.
Answers
D.
A PE uses a VRF to route traffic to CEs.
D.
A PE uses a VRF to route traffic to CEs.
Answers
Suggested answer: A

Question 264

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Which of the following about SDPs is FALSE?

A.
An SDP is not required for a local service.
A.
An SDP is not required for a local service.
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B.
A single SDP can carry different types of services.
B.
A single SDP can carry different types of services.
Answers
C.
An SDP can simultaneously support GRE and MPLS encapsulation.
C.
An SDP can simultaneously support GRE and MPLS encapsulation.
Answers
D.
An SDP can use the system IP address to indicate the far-end router.
D.
An SDP can use the system IP address to indicate the far-end router.
Answers
Suggested answer: C

Question 265

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Which of the following about VPLS MAC learning is TRUE?

A.
Mesh SDPs assist MAC learning by flooding traffic to other mesh SDPs.
A.
Mesh SDPs assist MAC learning by flooding traffic to other mesh SDPs.
Answers
B.
A PE keeps a single FDB for all VPLSes it has.
B.
A PE keeps a single FDB for all VPLSes it has.
Answers
C.
Frames received on a SAP that are broadcast, multicast or unknown are flooded.
C.
Frames received on a SAP that are broadcast, multicast or unknown are flooded.
Answers
D.
The FDB only stores the MAC addresses of remote sites.
D.
The FDB only stores the MAC addresses of remote sites.
Answers
Suggested answer: C

Question 266

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A network consists of four PE routers. A customer requires a VPLS and has sites connected to each PE. The VPLS is fully meshed using IP/MPLS. How many SDPs must be configured on each PE?

A.
3
A.
3
Answers
B.
4
B.
4
Answers
C.
6
C.
6
Answers
D.
8
D.
8
Answers
Suggested answer: A

Question 267

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What happens by default on an Nokia 7750 SR when a VPLS accepts a tagged frame at the ingress SAP 1/1/1:100?

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 for transport over the network.
C.
The FCS is verified and removed from the frame. The VLAN tag is kept for transport 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: D

Question 268

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What Nokia 7750 SR OAM tool can be used to verify the end-to-end connectivity of a service?

A.
Sdp-ping
A.
Sdp-ping
Answers
B.
Isp-ping
B.
Isp-ping
Answers
C.
Svc-ping
C.
Svc-ping
Answers
D.
Sdp-mtu
D.
Sdp-mtu
Answers
Suggested answer: C

Question 269

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A VPLS has a service MTU of 1600. To create an IES spoke termination to the VPLS, what ip-mtu value must be used for the IES?

A.
1586
A.
1586
Answers
B.
1596
B.
1596
Answers
C.
1600
C.
1600
Answers
D.
1614
D.
1614
Answers
Suggested answer: A

Question 270

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Which of the following about IES is FALSE?

A.
An IES provides a Layer 3 interface to a customer.
A.
An IES provides a Layer 3 interface to a customer.
Answers
B.
A virtual routing/forwarding table is created per IES service.
B.
A virtual routing/forwarding table is created per IES service.
Answers
C.
An IES supports QoS.
C.
An IES supports QoS.
Answers
D.
An IES interface's IP address, if bound to a port, will appear in the routing table.
D.
An IES interface's IP address, if bound to a port, will appear in the routing table.
Answers
Suggested answer: B
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