Which of the following correctly lists the 5 OSPF packet types?

• A.Link state update, link state refresh, link state acknowledgement, database description, notification.
• B.Hello, link state update, link state packet, link State acknowledgement, database description.
• C.Hello, link state update, link state request, link state acknowledgement, database description.
• D.Hello, link state refresh, link state update, link state acknowledgement, link state authentication.

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Which of the following concerning OSPFv3 is TRUE?

• A.OSPFv3 uses a 64-bit router ID.
• B.NSSA is supported in OSPFv3.
• C.Router LSAs carry IPv6 prefix information.
• D.OSPFv3 uses MD5 Authentication.

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Which utility on the Nokia 7750 SR can be used to investigate an MPLS path?

• A.Isp-trace
• B.Sdp-ping
• C.Idp-trace
• D.Svc-ping
• E.Ping

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Click on the exhibit.

If the primary path fails, which backup LSP path will the head-end router pick first?

• A.The first Standby in the list.
• B.The Standby with the lowest next-hop IP.
• C.The Standby with the longest uptime.
• D.The Standby with the highest next-hop IP.

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Which of the following about the Nokia 7750 SR sdp-ping is TRUE?

• A.It tests the reachability of hosts connected to an SDP.
• B.It tests that the MTU settings of a service are correct.
• C.It tests in-band, uni-directional or round-trip connectivity of SDPs.
• D.It tests the IGP reachability of the far-end IP address of an SDP.

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