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NEW QUESTION 465
When multiple routing protocols offer a route for the same prefix, what part of the router is in charge of deciding which route to make active?
- A. The link state database (LSDB).
- B. The forwarding information base (FIB).
- C. The routing information base (RIB).
- D. The equal cost multipath configuration (ECMP).
- E. The routing table manager (RTM).
Answer: E
NEW QUESTION 466
An LSP is enabled with one-to-one fast reroute and node protection.
What action does the PLR take if node protection cannot be provided?
- A. The PLR brings down the primary LSP-path.
- B. The PLR attempts to provide link protection.
- C. The PLR changes the PATH message to request link protection.
- D. The PLR disregards the request after three failed attempts.
Answer: B
NEW QUESTION 467
Static routing is to be used in a network between a corporate head office with many connected networks and a branch office with one connection to the head office.
Which of the following is the most likely configuration on the head office and branch office routers?
- A. The head office has a specific static route and the branch office has a default route
- B. The head office and the branch office both have default routes.
- C. The head office has a default route and the branch office has a specific static route.
- D. The head office and the branch offices both have specific static routes.
Answer: A
NEW QUESTION 468
Which of the following commands is used to configure the encapsulation type of an Ethernet port?
- A. configure service port port-id ethemetencap-typedot1q|null|qinq create
- B. configure ethernetencap-typedot1q|null|qinq port port-id
- C. configure service service-id Ethernet encap-type dot1q|null|qinq create
- D. configure port port-id Ethernet encap-type dot1q|null|qmq
Answer: D
NEW QUESTION 469
A VPLS receives a frame with the single VLAN tag 35 on the Q-in-Q SAP 1/1/1:35.*.
Which of the following describes default Alcatel-Lucent 7750 SR behavior?
- A. The VLAN tag is kept, and the frame is transported over the network.
- B. The VLAN tag is kept, a VLAN of 0 is added, and the frame is transported over the network.
- C. The frame is dropped.
- D. The VLAN tag is removed, and the frame is transported over the network.
Answer: D
NEW QUESTION 470
Click on the exhibit.
The routers have an established IS-IS L2 adjacency on which IPv4 system addresses are exchanged. An operator successfully configures multi-topology IS-IS routing so that the IPv6 system addresses are also exchanged between routers.
After IPv6 has been configured, which of the following is TRUE?
- A. Router R2 has two IS-IS-adjacencies and four LSPs.
- B. Router R2 has two IS-IS-adjacencies and three LSPs.
- C. Router R2 has two IS-IS-adjacencies and two LSPs.
- D. Router R2 has four IS-IS-adjacencies and six LSPs.
Answer: B
NEW QUESTION 471
A router sets the E bit in the flags of its Type 1 LSA.
What does this indicate?
- A. The router's interface is in a stub area.
- B. The router is an ASBR.
- C. The router is at the end of a virtual link.
- D. The router is an ABR.
Answer: B
NEW QUESTION 472
How have Traffic Engineering extensions to IS-IS been implemented?
- A. By defining new TE extension TLVs to the IS-IS protocol.
- B. By defining new LSAs for the IS-IS protocol.
- C. By utilizing the OSPF opaque LSAs to maintain interoperability with OSPF routing domains
- D. By enabling CSPF algorithm extensions that allow link state TE to be implemented.
Answer: A
NEW QUESTION 473
Customer 'A' has sites on 3 different Alcatel-Lucent PE routers. The routers are connected to each other through an IP/MPLS network in a full mesh fashion. Customer 'A' requires a VPLS service.
Which of the following statements are TRUE? (Choose2)
- A. Each router requires 1 VPLS service.
- B. Each router requires 1 SDP with 2 LSPs, one to each of the other 2 routers.
- C. Each router requires 2 VPLS services.
- D. Each router requires 3 SDPs
- E. Each router requires 2 SDPs.
Answer: A,E
NEW QUESTION 474
Click on the exhibit.
The numbers beside the links are the metrics for that link. Given the diagram, what path will traffic follow from router R1 to router R7, and from router R7 to router R1, if IS-IS is the routing protocol?
- A. Router R1 to router R7 will follow (R1-R3-R5-R6-R7). Router R7 to R1 will follow (R7-R6-R4-R2-R1)
- B. Router R1 to router R7 will follow (R1-R2-R4-R6-R7). Router R7 to R1 will follow (R7-R6-R5-R3-R1)
- C. Router R1 to router R7 will follow (R1-R3-R5-R6-R7). Router R7 to R1 will follow (R7-R6-R5-R3-R1)
- D. Router R1 to router R7 will follow (R1-R2-R4-R6-R7). Router R7 to R1 will follow (R7-R6-R4-R2-R1)
Answer: A
NEW QUESTION 475
On an Alcatel-Lucent 7750 SR, the OAM command 'svc-ping' can be used with options bcal-sdp' and 'remote-sdp'.
Which of the following is TRUE?
- A. 'Iocal-sdp' indicates that the ping is sent in-band, and remote-sdp' indicates the return ping is in-band.
- B. iocal-sdp' and 'remote-sdp' indicate that all services using these SDPs are pinged.
- C. 'Iocal-sdp' and remote-sdp' indicate that pings are initiated from both local and remote routers.
- D. Both 'Iocal-sdp' and 'remote-sdp' take parameters to specify which SDPs are used for the test.
Answer: A
NEW QUESTION 476
If OSPF is used in a multi-area OSPF network, which of the following statements regarding route summarization is true?
- A. Manual route summarization can only be done on autonomous system border routers.
- B. Manual route summarization is done on the ABRs. By default, automatic summarization is done; however, it may not be optimal for all networks.
- C. Manual route summarization is done on the ABRs. By default, no route summarization is done and all routes are advertised to all areas.
- D. Manual route summarization must be done on all the backbone routers to be effective. Manual route summarization is optional on the routers in non-backbone areas.
Answer: C
NEW QUESTION 477
What command is used on the Alcatel-Lucent 7750 SR to define the default action to be taken if a packet does not match any entry in an IP filter?
- A. config>filter# default-mode XXX
- B. config>filter# default-action XXX
- C. config>filter>ip-filter# default-mode XXX
- D. config>filter>ip-filter# default-action XXX
Answer: D
NEW QUESTION 478
What needs to be configured before a SAP appears? (Choose 2)
- A. Enabling the port using the no shutdown command.
- B. Ports are enabled by default, thus no need to use the no shutdown command.
- C. Configuring the physical port in network mode.
- D. Configuring the physical port in access mode.
Answer: A,D
NEW QUESTION 479
Which type of OSPF LSA lists the routers attached to a broadcast network?
- A. Type 4
- B. Type 5
- C. Type 3
- D. Type 2
- E. Type 1
Answer: D
NEW QUESTION 480
What does a PE do when a frame is received in a VPLS service with an unknown destination address by default?
- A. Flood the frame to all PEs participating in the service.
- B. Store the frame until the destination is known
- C. Send a destination unreachable message back to the originating host.
- D. Drop the frame.
Answer: A
NEW QUESTION 481
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