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Nokia 4A0-104 Practice Test - Questions Answers, Page 20

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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?
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. 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 191

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Which of the following about SDPs is TRUE?

A.
SDP IDs must be locally unique.
A.
SDP IDs must be locally unique.
Answers
B.
SDPs are specific to one service type.
B.
SDPs are specific to one service type.
Answers
C.
SDPs must use MPLS for their encapsulation.
C.
SDPs must use MPLS for their encapsulation.
Answers
D.
An SDP is required for a local service.
D.
An SDP is required for a local service.
Answers
Suggested answer: A

Question 192

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Which of the following is TRUE when a service uses a GRE transport tunnel?

A.
The service takes a route determined by the IGP.
A.
The service takes a route determined by the IGP.
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B.
The tunnel does not use a service label.
B.
The tunnel does not use a service label.
Answers
C.
The service label is swapped at each hop in the transport network.
C.
The service label is swapped at each hop in the transport network.
Answers
D.
The tunnel is bidirectional and only requires configuration at one end of the service.
D.
The tunnel is bidirectional and only requires configuration at one end of the service.
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Suggested answer: A

Question 193

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Which of the following fields is NOT present in a GRE encapsulated VPN service packet?

A.
DLC Header
A.
DLC Header
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B.
Control Word
B.
Control Word
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C.
Transport Label
C.
Transport Label
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D.
Service Label
D.
Service Label
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Suggested answer: C

Question 194

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Which of the following about dot1Q SAPs is FALSE?

A.
The dot1Q default SAP (port: *) can be used to pass VLAN tags transparently through a network.
A.
The dot1Q default SAP (port: *) can be used to pass VLAN tags transparently through a network.
Answers
B.
The dot1Q null SAP (port: 0) accepts all tagged frames and untagged frames.
B.
The dot1Q null SAP (port: 0) accepts all tagged frames and untagged frames.
Answers
C.
The dot1Q default SAP (port: *) accepts all untagged frames and any frames with tag values that are not used as a service-delimiting value on another SAP.
C.
The dot1Q default SAP (port: *) accepts all untagged frames and any frames with tag values that are not used as a service-delimiting value on another SAP.
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D.
A dot1q null SAP (port: 0) and a dot1q default SAP (port: *) cannot both be defined on the same port.
D.
A dot1q null SAP (port: 0) and a dot1q default SAP (port: *) cannot both be defined on the same port.
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Suggested answer: B

Question 195

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Consider an E-pipe service configured with SAP 1/1/1:5 and SAP 1/1/1:6.7. If the SAP 1/1/1:5 accepts an ingress frame, which of the following is TRUE?

A.
The frame egresses 1/1/1:6.7 with an outer VLAN tag of 6 and inner tag of 7.
A.
The frame egresses 1/1/1:6.7 with an outer VLAN tag of 6 and inner tag of 7.
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B.
The frame is dropped at the egress SAP 1/1/1:6.7.
B.
The frame is dropped at the egress SAP 1/1/1:6.7.
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C.
The frame egresses 1/1/1:6.7 with VLAN tag 5.
C.
The frame egresses 1/1/1:6.7 with VLAN tag 5.
Answers
D.
The frame egresses 1/1/1:6.7 with VLAN tag 6.
D.
The frame egresses 1/1/1:6.7 with VLAN tag 6.
Answers
Suggested answer: A

Question 196

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On which component is vc-type configured to create an E-pipe service that preserves the VLAN tag during transport?

A.
The SDP itself (outside of the epipe context).
A.
The SDP itself (outside of the epipe context).
Answers
B.
The SAP in the E-pipe.
B.
The SAP in the E-pipe.
Answers
C.
The mesh SDP in the E-pipe.
C.
The mesh SDP in the E-pipe.
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D.
The spoke SDP in the E-pipe.
D.
The spoke SDP in the E-pipe.
Answers
Suggested answer: D

Question 197

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On an Nokia 7750 SR, which vc-type will forward service delimiting tags at the ingress PE?

A.
vc-type ether
A.
vc-type ether
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B.
vc-type vlan
B.
vc-type vlan
Answers
C.
vc-type dot1q
C.
vc-type dot1q
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D.
vc-type null
D.
vc-type null
Answers
Suggested answer: B

Question 198

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Which of the following about F-pipes is FALSE?

A.
F-pipes use SAPs in the form of port: DLCI (e.g. 1/2/3:65).
A.
F-pipes use SAPs in the form of port: DLCI (e.g. 1/2/3:65).
Answers
B.
To the customer, the PE appears as a native Frame Relay UNI (User Network Interface).
B.
To the customer, the PE appears as a native Frame Relay UNI (User Network Interface).
Answers
C.
Multiple Frame Relay circuits can be mapped to a single F-pipe service on the Nokia 7750 SR.
C.
Multiple Frame Relay circuits can be mapped to a single F-pipe service on the Nokia 7750 SR.
Answers
D.
The MPLS control word is required because the Frame Relay header is not encapsulated in the frame.
D.
The MPLS control word is required because the Frame Relay header is not encapsulated in the frame.
Answers
Suggested answer: C

Question 199

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Which of the following SAPs will NOT forward untagged frames?

A.
sap 1/1/1
A.
sap 1/1/1
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B.
sap 1/1/1:*
B.
sap 1/1/1:*
Answers
C.
sap 1/1/1:0
C.
sap 1/1/1:0
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D.
sap 1/1/1:1
D.
sap 1/1/1:1
Answers
Suggested answer: D

Question 200

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The SAP 1/1/1:2.3 receives an Ethernet frame with outer VLAN tag 5 and inner VLAN tag 3. Which of the following is TRUE?

A.
The frame is dropped.
A.
The frame is dropped.
Answers
B.
The frame's outer tag is changed to match the SAP, and it is accepted.
B.
The frame's outer tag is changed to match the SAP, and it is accepted.
Answers
C.
The frames outer tag is dropped, and the frame is accepted.
C.
The frames outer tag is dropped, and the frame is accepted.
Answers
D.
The frame's tags are removed, and the frame is accepted.
D.
The frame's tags are removed, and the frame is accepted.
Answers
Suggested answer: A
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