Which of the following statements regarding per-platform label space are true? Choose two answers.

• A.It uses more label resources than a per-interface label space.
• B.It uses fewer label resources than a per-interface label space.
• C.It is typically used when the device has ATM or Frame Relay interfaces.
• D.A single label may be assigned to an FEC and used across all interfaces of the same router.
• E.It is only valid when the LDP peers are directly connected over an interface, and the label is only going to be used for traffic sent over that interface.
• F.A separate label is used for each interface that the FEC is advertised on.

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Which of the following about transport and service tunnels is FALSE?

• A.Service tunnels are unidirectional.
• B.Transport tunnels are unidirectional.
• C.A local service requires a transport tunnel.
• D.A service will use the same service label for every hop.

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Click on the exhibit.

Which of the following about the bypass tunnel is FALSE?

• A.One-to-one fast reroute protection is requested by an LSP.
• B.The bypass-link tunnel is used to avoid the link with the egress interface address 10.3.4.4.
• C.The bypass-node tunnel is used to avoid the next-hop downstream router 10.10.10.3.
• D.The router 10.10.10.1 is a PLR providing node protection for the router 10.10.10.3.

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Which of the following statements regarding IS-IS LSPs is true?

• A.There are three types of LSPs: L1, L2 and L1/L2.
• B.An LSP packet contains the ATT bits and the IS-type bits.
• C.The lower the LSP sequence number, the more current the update.
• D.Separate databases are maintained for L1, L2, and L1/L2 LSPs.

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The following are statements about fields in the Hello packet that must match in order to form an OSPF adjacency.
Which statement is correct?

• A.The area ID, the E bit value, the Hello interval and network mask must all match.
• B.The value of the Hello interval does not have to match.
• C.The value of the network mask does not have to match.
• D.The value of the E bit in the options field does not have to match.
• E.The area ID does not have to match.

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