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NEW QUESTION 90
Which of the following about inter-AS model B VPRN is TRUE?
- A. The ASBRs maintain a mapping of labels for IPv4 routes exchanged between autonomous systems.
- B. The ASBRs use MP-eBGP to peer with each other and exchange IPv4 routes between autonomous systems.
- C. The ASBRs require per-VPRN configuration.
- D. The ASBRs use MP-iBGP to peer with PE routers in their autonomous system and exchange VPN-IPv4 routes.
Answer: D
NEW QUESTION 91
AVPLS spoke SDP is terminated on a VPRN service. The remote side of the spoke SDP is operationally * Down' with a flag of ' Service MTU Mismatch'. Which command can you use on an Alcatel-Lucent 7750 SR to show the signaled operational VC-MTU?
- A. show service id <service-id> base
- B. show service id <service-id> vc-mtu
- C. show service id <service-id> sdp detail
- D. show router Idp bindings
Answer: D
NEW QUESTION 92
Complete the following statement. In a VPRN, the label signaled by RSVP-TE is used to ______________.
- A. Transport route updates between PEs
- B. Identify the egress PE in the MPLS domain
- C. Signal the egress VPRN ID
- D. Identify the ingress PE in the MPLS domain
Answer: B
NEW QUESTION 93
In the output from an Alcatel-Lucent 7750 SR shown below, what does the highlighted text represent?
- A. The tunnel label
- B. The Service identifier
- C. The Route Distinguisher
- D. The LDP identifier
- E. The Route Target
Answer: C
NEW QUESTION 94
Click the exhibit.
For the Carrier Supporting Carrier (CSC) VPRN, which routes are advertised between CSC-CE1 andCSC- PE1?
- A. BGP labeled IPv4 routes for all PE system addresses in AS 1000
- B. VPN-IPv4 routes for all PE system addresses in AS 5000
- C. VPN-IPv4 routes for all PE system addresses in AS 1000
- D. BGP labeled IPv4 routes for all PE system addresses in AS 5000
Answer: D
NEW QUESTION 95
Which of the following statements is true? Choose the best answer.
- A. A P router may forward customer packets to their destination without the presence of a route to that destination
- B. The ingress PE router may forward customer packets to their destination without the presence of a route to that destination
- C. Any provider core router (P or PE) may forward customer packets to their destination without the presence of a route to that destination
- D. The egress PE router may forward customer packets to their destination without the presence of a route to that destination
Answer: A
NEW QUESTION 96
Which of the following devices would typically have VRF instances?
- A. Any router in the service provider core
- B. Any PE device
- C. Any CE device
- D. Any customer router
- E. Any P device
Answer: B
NEW QUESTION 97
Click the exhibit.
For the PE hub and spoke VPRN, on which PE(s) should the VPRN service command "vrf-target export target:65100:1 import target:65100:2" be configured?
- A. PE1
- B. PE2, PE3 and PE4
- C. This command is not required for the configuration of this PE hub and spoke VPRN.
- D. PE1, PE2, PE3 and PE4
Answer: A
Explanation:
Section: Volume A
NEW QUESTION 98
Which of the following describes how a route is handled when is received at the PE from the local CE?
- A. It will be placed into the customer VRF and then be propagated to the BGP table only if BGP is used as the PE-CE protocol
- B. It will be placed into the customer VRF and require an export policy to be propagated to the BGP table
- C. It will be placed into the customer VRF and require an export policy to be propagated to the BGP table if RIP is used as the PE-CE protocol
- D. It will be placed into the customer VRF and require an export policy to be placed into the BGP table if a protocol other than BGP is used as the PE-CE protocol
- E. It will be placed into the customer VRF and automatically propagated into the BGP table
Answer: E
NEW QUESTION 99
Click the exhibit.
Router R4 is an Alcatel-Lucent 7750 SR configured for the extranet VPRN network. Which CLI command is executed on router R4 to produce the displayed output?
- A. "show router route-table"
- B. There is no CLI command that can produce this output on router R4
- C. "show router 20 route-table"
- D. "show router 10 route-table"
Answer: A
Explanation:
Section: Volume A
NEW QUESTION 100
Based on the VPRN BGP decision process, which of the following routes is selected first?
- A. The route with the shortest AS Path.
- B. The route with the lowest MED.
- C. The route with the lowest Origin.
- D. The route received from the lowest peer IP address.
Answer: A
NEW QUESTION 101
Click the exhibit.
For the Carrier Supporting Carrier (CSC) VPRN, which routes are advertised from CSC-CE1 toPE1?
- A. VPN-IPv4 routes for all PE system addresses in AS 5000 Site B
- B. IGP/LDP or labeled BGP routes for all PE system addresses in AS 1000
- C. VPN-IPv4 routes for all PE system addresses in AS 1000
- D. IGP/LDP or labeled BGP routes for all PE system addresses in AS 5000 Site B
Answer: D
Explanation:
Section: Volume B
NEW QUESTION 102
For the Inter-AS model B VPRN, which of the following statements about the inter-as-label output on ASBR1 is TRUE?
- A. ASBR1 includes labels 131068 and 131069 in the route update sent to ASBR2.
- B. ASBR1 includes label 131068 in the route update sent to ASBR2.
- C. ASBR1 includes label 131068 in the route update sent to PE1.
- D. ASBR1 includes label 131069 in the route update sent to ASBR2.
Answer: C
NEW QUESTION 103
If Route Reflector 1 (RR1) is used for Internet routes, and Route Reflector 2 (RR2) is used for VPN routes, which of the following is TRUE?
- A. BGP sessions established between RR2 and the PEs support the IPv4 address family only.
- B. BGP sessions established between RR1 and the PEs support the IPv4 address family only.
- C. BGP sessions established between RR1 and the PEs support IPv4 and VPN-IPv4 address families.
- D. BGP sessions established between RR2 and the PEs support IPv4 and VPN-IPv4 address families.
Answer: B
Explanation:
Section: Volume B
NEW QUESTION 104
Click the exhibit.
The CLI command "remove-private" is configured on PE1 to eliminate BGP loops in the VPRN. For the displayed route, what is the value of the AS-Path field?
- A. 64512 64496
- B. 0
- C. 1
- D. 64496 64512
Answer: B
NEW QUESTION 105
Which of the following about the Route Target is TRUE?
- A. The Route Target is added to an IPv4 route to create the VPN-IPv4 route.
- B. The Route Target is an extended community string that identifies VPN membership.
- C. The Route Target is a 64-bit value added to customer prefixes to make them unique.
- D. A route can have only one Route Target.
Answer: B
NEW QUESTION 106
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