Click the exhibit.

Considering that both routers C and D are advertising the eBGP learned prefix 10.5.0.0/16 into ISP X, which of the following best describes the route advertisement within ISP X?

• A.Router C sends the update to routers E and F only.
• B.Router C sends the update to routers A, B, D, E and F.
• C.Router C sends the update to routers D, E and F.
• D.Router C sends the update to routers A, B, E and F.

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Which of the following statements regarding BGP Fast Reroute is FALSE?

• A.BGP Fast Reroute is triggered by IGP events.
• B.BGP Fast Reroute is independent of number of affected prefixes.
• C.BGP Fast Reroute uses the optimal path to the destination.
• D.The backup path is pre-computed and installed in the FIB.

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Click on the exhibit.

The LSP "toR6" is configured with a fully strict path on an Nokia 7750 SR. Which of the following configurations is required to enable fast reroute for this LSP?

• A.Enable fast-reroute with either one-to-one or facility mode on this LSP.
• B.Enable link-protection only on router R4.
• C.Enable both link-protection and node-protection on router R1.
• D.Enable fast-reroute on all routers along the path. R1, R2, R4, and R6.

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If OSPF is used in a multi-area OSPF network, which of the following statements regarding route summarization is true?

• A.Manual route summarization is done on the ABRs. By default, no route summarization is done and all routes are advertised to all areas.
• 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 must be done on all the backbone routers to be effective. Manual route summarization is optional on the routers in non-backbone areas.
• D.Manual route summarization can only be done on autonomous system border routers.

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An SDP using GRE encapsulation is configured for an E-pipe service. The network port used by the SDP has an MTU of 8000. What value does the SDP path MTU have by default on an Nokia 7750 SR?

• A.8022
• B.7958
• C.7978
• D.8042

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