單項選擇題

How does route poisoning work with holddown timers to prevent routing loops?（）

A. Information learned from one source is not distributed back to that source.
B. Routing updates from the poisoned source are ignored until a holddown timer expires.
C. Failed routes are advertised with infinite metrics.
D. New routing updates are ignored until the network has converged.
E. A route is marked as unavailable when its time-to-live is exceeded.

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單項選擇題

What does a router do if it has no EIGRP feasible successor route to a destination network and the successor route to that destination network is inactive status?（）

A. It routes all traffic that is addresses to the destination network to the interface indicates in the routing table.
B. It sends a copy of its neighbor table to all adjacent routers.
C. It sends a multicast query packet to all adjacent neighbors requesting available routing paths to the destination network.
D. It broadcasts Hello packets to all routers in the network to re-establish neighbor adjacencies.

多項選擇題

Which of the following describe the process identifier that is used to run OSPF on a router?（）

A. It is logically significant.
B. It is globally significant.
C. It is needed to identify a unique instance of an OSPF database.
D. It is an optional parameter required only if multiple OSPF processes are running on the router.
E. All routers in the same OSPF area must have the same process ID if they are to exchange routing information.

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How does route poisoning work with holddown timers to prevent routing loops?（）

你可能感興趣的試題

What does a router do if it has no EIGRP feasible successor route to a destination network and the successor route to that destination network is inactive status?（）

Which of the following describe the process identifier that is used to run OSPF on a router?（）