Which statements are true about EIGRP successor routes?()A. A successor route is used by EIGRP to forward traffic to a destination.B. Successor routes are saved in the topology table to be used if the primary route fails.C. Successor routes are flagged as

第1题：

Which two statements are true regarding EIGRP?（）

• A、Passiveroutes are in the process of being calculated by DUAL.
• B、EIGRP supports VLSM, route summarization, and routing update authentication.
• C、EIGRP exchanges full routing table information with neighboring routers with every update.
• D、If the feasible successor has a higher advertised distance than the successor route, it becomes the primary route.
• E、A query process is used to discover a replacement for a failed route if a feasible successor is not identified from the current routing information.

第2题：

Which of the following statements regarding EIGRP successor routes is valid?（）

• A、A successor route is used by EIGRP to forward traffic to destination.
• B、Successor routes are saved in the topology table to be used if the primary route fails.
• C、Successor routes are flagged as "active" in the routing table.
• D、A successor route may be backed up by a feasible successor route.
• E、Successor routes are stored in the neighbor table following the discovery process.

第3题：

Which of the following is true regarding the effect of EIGRP queries on the network design？（）

• A、 EIGRP queries will be the most significant issue with respect to stability and convergence 
• B、 EIGRP queries are not a consideration as long as EIGRP has a feasible successor with a nexthop AD that is greater than the FD of the current successor route 
• C、 EIGRP queries will only increase the convergence time when there are no EIGRP stubsdesigned in the network

第4题：

Which two statements about route redistribution when implementing OSPF are true?（）

• A、Routes learned using any IP routing protocol can only be redistributed into non IP routing protocols.
• B、OSPF can import routes learned using EIGRP, RIP, and IS - IS.
• C、OSPF routes cannot be exported into EIGRP, RIP, an d IS - IS.
• D、At the interdomain level, OSPF cannot import routes learned using BGP.
• E、OSPF routes can be exported into BGP.

第5题：

Which statements are true about EIGRP successor routes? （）

• A、A successor route is used by EIGRP to forward traffic to a destination.
• B、Successor routes are saved in the topology table to be used if the primary route fails.
• C、Successor routes are flagged as "active" in the routing table.
• D、A successor route may be backed up by a feasible successor route.
• E、Successor routes are stored in the neighbor table following the discovery process.

第6题：

A router has been configured with an EIGRP variance of 3. Which of the following statements istrue？（）

• A、An error will result because a router cannot be configured with an EIGRP variance of 3 becausethe maximum variance number is 2
• B、The successor route will end up in the routing table， and so will any route with a metric at mostthree times greater than the value of the successor’s metric
• C、EIGRP will only advertise routes that are within three hops of the current router
• D、The successor route will end up in the routing table， and so will any route with a metric at leastone third the value of the successor’s metric
• E、The best three routes with equal cost paths will end up in the routing table
• F、The successor route will be any route with three times the value of the advertised distance

第7题：

Which statements are true about EIGRP successor routes (Choose two.)（）。

• A、A successor route is used by EIGRP to forward traffic to a destination.
• B、Successor routes are saved in the topology table to be used if the primary route fails.
• C、Successor routes are flagged as "active" in the routing table.
• D、A successor route may be backed up by a feasible successor route.
• E、Successor routes are stored in the neighbor table following the discovery process.

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第13题：

Which two statements about EIGRP are true？（）

• A、EIGRP supports VLSM， route summarization， and routing update authentication.
• B、If the feasible successor has a higher advertised distance than the successor route， it becomes the primary route.
• C、Passive routes are in the process of being calculated by DUAL.
• D、EIGRP exchanges full routing table information with neighboring routers with every update.
• E、A query process is used to discover a replacement for a failed route if a feasible successor is not identified from the current routing information.

第14题：

Which two statements about the EIGRP DUAL process are correct?（）

• A、An EIGRP route will go active if there are no successors or feasible successors in the EIGRP topology table.
• B、An EIGRP route will go passive  if there are no successors in the EIGRP topology table.
• C、DUAL will trigger an EIGRP query process while placing the flapping routes in the holddown state.
• D、A feasible successor in the EIGRP topology table can become the successor only after all the query requests have been replied to.
• E、The stuck in active state is caused when the wait for the query replies have timed out.
• F、EIGRP queries are sent during the loading state in the EIGRP neighbor establishment process.

第15题：

Which statements are true about EIGRP successor routes?（）

• A、A successor route is used by EIGRP to forward traffic to a destination.
• B、Successor routes are saved in the topology table to be used if the primary route fails.
• C、Successor routes are flagged as "active" in the routing table.
• D、A successor route may be backed up by a feasible successor route.
• E、Successor routes are stored in the neighbor table following the discovery process.
• F、Successors are not used in EIGRP.

第16题：

Which command will display all the EIGRP feasible successor routes known to a router?（）

• A、Router# show ip eigrp routes *
• B、Router# show ip eigrp summary
• C、Router# show ip eigrp topology
• D、Router# show ip eigrp adjacencies
• E、Router# show ip eigrp neighbors detail

第17题：

Router R1 lists 4 routes for subnet 10.1.1.0/24 in the output of the show ip eigrp topology all - links command. The variance 200 command is configured, but no other related commands are configured. Which of the following rules are true regarding R1's decision of what r outes to add to the IP routing table? Note that RD refers to reported distance and FD to feasible distanc E.（）

• A、Adds all routes for which the metric is <= 200 * the best metric among all routes
• B、Adds all routes because of the ridiculously high variance setting
• C、Adds all successor and feasible successor routes
• D、Adds all successor and feasible successor routes for which the metric is<=200 * the best metric among all routes

第18题：

Which two statements are true regarding EIGRP？（）

• A、Passive routes are in the process of being calculated by DUAL.
• B、EIGRP supports VLSM，route summarization，and routing update authentication.
• C、EIGRP exchanges full routing table information with neighboring routers with every update.
• D、If the feasible successor has a higher advertised distance than the successor route，it becomes theprimary route.
• E、A query process is used to discover a replacement for a failed route if a feasible successor is not identified from the current routing information.

第19题：

Which three statements about EIGRP are true?（）

• A、EIGRP converges fast RIP because of DUAL and backup routes that are stored in the topology table.
• B、EIGRP uses a hello protocol to establish neighbor relationships
• C、EIGRP uses split horizon and reverse poisoning to avoid routing loops.
• D、EIGRP uses periodic updates to exchange routing information
• E、EIGRP allows routers of different manufacturers to interoperate
• F、EIGRP supports VLSM and authentication for routing updates.
• G、EIGRP use a broadcast address to send routing information.

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