QUESTION: 121

Click on the exhibit.

RSVP state for LSP 1 has timed out on router R3. Which of the following actions will router R3 initiate to clear the RSVP session?

Send a RESV Tear message toward router R6.
Send a RESV Tear message toward router R1.
Send a RESV Error message toward router R6.
Send a RESV Error message toward router R1.

Answer(s): B

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QUESTION: 122

Which of the following about the Alcatel-Lucent 7750 SR command "own Isp-trace" is FALSE?

The MPLS TTL values are incremented at each request.
The router uses MPLS Echo Request packets that are IP-routed.
The router collects hop information along the tunnel's path.
The router performs an unidirectional LSP test.

Answer(s): B

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Click on the exhibit.

Initially, all links have 800Mbps of unreserved bandwidth. All links are of equal costs. Shared explicit reservation style is used. LSP 1 is signaled first with a setup and hold priority of 2. Then, LSP 2 is signaled with setup and hold priority of 5. Both LSPs go from R1 to R5. Which of the following is TRUE?

LSP 1 will follow R1-R3-R4-R5. LSP 2 will follow R1-R2-R5.
LSP1 will follow R1-R2-R5. LSP 2 will follow R1-R3-R4-R5.
Both LSP 1 and LSP 2 will follow R1-R2-R5.
Both LSP 1 and LSP 2 will follow R1-R3-R4-R5.

Answer(s): C

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QUESTION: 124

Which of the following about LDP-over-RSVP is TRUE?

RSVP LSPs must exist between each PE-ABR pair, or ABR-ABR pair in each area.
When LDP-over-RSVP is active, the LDP prefixes are resolved to a physical egress interface.
Targeted sessions must exist between all routers along the tunnel path.
Link LDP sessions must exist between each ABR-ABR pair in each area.

Answer(s): A

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QUESTION: 121

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QUESTION: 124

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