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Nokia 4A0-104 Practice Test - Questions Answers, Page 12

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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?
Which of the following about the Nokia 7750 SR svc-ping, when used in-band, 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?

Question 111

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Which of the following SAP encapsulations support multiple services on a port? (Choose 3)

A.
dot1q
A.
dot1q
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B.
null
B.
null
Answers
C.
qinq
C.
qinq
Answers
D.
atm
D.
atm
Answers
E.
ipcp
E.
ipcp
Answers
F.
bcp-null
F.
bcp-null
Answers
Suggested answer: A, C, D

Question 112

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When a tagged packet is received on a SAP configured with dot1q encapsulation, the VLAN tag must match the value configured on the SAP in order to be forwarded.

A.
TRUE
A.
TRUE
Answers
B.
FALSE
B.
FALSE
Answers
Suggested answer: A

Question 113

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Which of the following best describes the label stack for a packet in the VPRN context?

A.
An outer label and a transport label.
A.
An outer label and a transport label.
Answers
B.
An inner label and a service label.
B.
An inner label and a service label.
Answers
C.
A transport label and a service label.
C.
A transport label and a service label.
Answers
D.
An MPLS transport label
D.
An MPLS transport label
Answers
Suggested answer: C

Question 114

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Which of the following statements about VPRN is NOT true? (Choose 2)

A.
VPRN is an IP service that connects multiple sites in a single routed domain over the provider-managed IP/MPLS network.
A.
VPRN is an IP service that connects multiple sites in a single routed domain over the provider-managed IP/MPLS network.
Answers
B.
Each VPRN consists of a set of customer sites that must connect to the same PE router
B.
Each VPRN consists of a set of customer sites that must connect to the same PE router
Answers
C.
In a VPRN service, each customer router becomes a routing peer to other customer routers
C.
In a VPRN service, each customer router becomes a routing peer to other customer routers
Answers
D.
VPRN provides customer routers with transparent IP connectivity without knowledge of the MPLS core
D.
VPRN provides customer routers with transparent IP connectivity without knowledge of the MPLS core
Answers
Suggested answer: B, C

Question 115

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A VPRN service is configured with BGP used as the CE-PE routing protocol. What address families are required on the PE-CE BGP session?

A.
VPN-IPv4 address families are required in order for routes to be exchanged with the PE.
A.
VPN-IPv4 address families are required in order for routes to be exchanged with the PE.
Answers
B.
Only default IPv4 address families are required since the CE is not aware of the VPRN service
B.
Only default IPv4 address families are required since the CE is not aware of the VPRN service
Answers
C.
Either IPv4 or VPN-IPv4 address families can be configured on the PE-CE BGP session
C.
Either IPv4 or VPN-IPv4 address families can be configured on the PE-CE BGP session
Answers
D.
An IPv4 address family configuration is required for the PE-PE configuration.
D.
An IPv4 address family configuration is required for the PE-PE configuration.
Answers
Suggested answer: B

Question 116

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Which of the following statements are FALSE regarding the VPN-IPv4 address family? (Choose 2)

A.
When a PE router receives an IPv4 prefix from its local CE it creates a VPN-IPv4 prefix.
A.
When a PE router receives an IPv4 prefix from its local CE it creates a VPN-IPv4 prefix.
Answers
B.
The route distinguisher (RD) is appended to the IPv4 prefix to form a 16 byte VPN-IPv4 prefix.
B.
The route distinguisher (RD) is appended to the IPv4 prefix to form a 16 byte VPN-IPv4 prefix.
Answers
C.
VPN-IPv4 allows BGP to distinguish multiple routes with the same prefixes originated from distinct customers
C.
VPN-IPv4 allows BGP to distinguish multiple routes with the same prefixes originated from distinct customers
Answers
D.
VPN-IPv4 addresses are only present within the service provider network.
D.
VPN-IPv4 addresses are only present within the service provider network.
Answers
E.
In VPRN, data traffic is carried in VPN-IPv4 packets.
E.
In VPRN, data traffic is carried in VPN-IPv4 packets.
Answers
Suggested answer: B, C

Question 117

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Which of the following statements is FALSE regarding 6VPE?

A.
6VPE is a tunneling technology that makes use of MPLS tunnels to transport IPv6 information over an IPv4 MPLS infrastructure.
A.
6VPE is a tunneling technology that makes use of MPLS tunnels to transport IPv6 information over an IPv4 MPLS infrastructure.
Answers
B.
Customers connected to 6VPE could run native IPv6 or IPv4.
B.
Customers connected to 6VPE could run native IPv6 or IPv4.
Answers
C.
On the PE router, the next hop for a VPN IPv6 address is an IPv6 address, regardless of the nature of the network between the PEs.
C.
On the PE router, the next hop for a VPN IPv6 address is an IPv6 address, regardless of the nature of the network between the PEs.
Answers
D.
6VPE requires an IPv6-aware MPLS core.
D.
6VPE requires an IPv6-aware MPLS core.
Answers
E.
Both C and D are false.
E.
Both C and D are false.
Answers
F.
All of the above statements are true.
F.
All of the above statements are true.
Answers
Suggested answer: D

Question 118

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Service tunnels and transport tunnels are bidirectional and only require the operator to configure the tunnel on one router.

A.
TRUE
A.
TRUE
Answers
B.
FALSE
B.
FALSE
Answers
Suggested answer: B

Question 119

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A transport tunnel can either use an MPLS or GRE encapsulation.

A.
TRUE
A.
TRUE
Answers
B.
FALSE
B.
FALSE
Answers
Suggested answer: A

Question 120

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Which of the following must be configured when configuring an Epipe service? (Choose 4)

A.
Configuring an Epipe service with a customer ID
A.
Configuring an Epipe service with a customer ID
Answers
B.
Defining a SAP or SAPs.
B.
Defining a SAP or SAPs.
Answers
C.
Binding to an SDP if it is a distributed service.
C.
Binding to an SDP if it is a distributed service.
Answers
D.
Enabling the service using the no shutdown command.
D.
Enabling the service using the no shutdown command.
Answers
E.
Creating and assigning an IP filter to the SAP.
E.
Creating and assigning an IP filter to the SAP.
Answers
F.
Configuring QoS parameters
F.
Configuring QoS parameters
Answers
Suggested answer: A, B, C, D

Explanation:

Topic 3, Volume C

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