What causes an adjacency to change from down to two ways?

• A.When a link state acknowledgement is received in response to a link state update.
• B.When a router receives a database description packet from a neighbor.
• C.When a router receives a Hello packet that contains its own router ID in the neighbor list from a neighbor.
• D.When a link state update is received in response to a link state request.

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Which of the following statements about SAPs that are part of a VPVVS is FALSE?

• A.SAPs can be defined on Ethernet, POS, Sonet/SDH, or TDM channels.
• B.SAPs can have QoS policies assigned to them.
• C.Multiple SAPs can be defined on the same port.
• D.Only one SAP is required for a service that originates and terminates on the same Nokia 7750 SR.

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Click the exhibit.

Router R6 is a route reflector with clients R1, R2 and R5. Router R3 advertises the prefix 192.168.1.0/27 to routers R1, R2 and R5. How many routes for prefix 192.168.1.0/27 will router R6 receive?

• A.2
• B.1
• C.3
• D.None

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Click the exhibit.

When router A receives the BGP update for the 192.168.0.1/27 prefix, it propagates it to routers B and C.
What action is taken by router B when it receives the update?

• A.Router B propagates the BGP update to router D.
• B.Router B propagates the BGP update to routers D and C.
• C.Router B detects duplicates in its BGP database and discards the update.
• D.Router B propagates the update to routers A, C and D.

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Which of the following about RSVP-TE summary refresh messages is TRUE?

• A.They list the Tunnel IDs that the router is refreshing.
• B.They list the RSVP session names that the router is refreshing,
• C.They list the Message IDs that the router is refreshing,
• D.They list the LSP I Ds that the router is refreshing.

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