单选题What is the role of route preference?（）A It is used as a tie breaker when the same prefix is available through multiple sourcesB It is used to determine which routes to accept into the routing tableC It is used to select the best route between multiple

题目
单选题
What is the role of route preference?（）
A

It is used as a tie breaker when the same prefix is available through multiple sources

B

It is used to determine which routes to accept into the routing table

C

It is used to select the best route between multiple equal-cost paths

D

It is used to select which routing table to use for forwarding

相似考题

1.When debugging a routing problem, the time－to－live (TTL) value can be used to determine:()A. Number of routes available.B. Number of router hops.C. Time that an advertised route is valid.D. Time to make a round trip.

2.A network includes a RIPv2 domain, an EIGRP domain, and an OSPF domain. Each pair of routing domains has multiple routers redistributing routes between the p air of domains. The design requires that the redistribution configuration avoid matching based on prefix/length because of the trouble in maintaining such configurations.Which one of the following tools can be used in all three routing domains to attem pt to prevent domain loops?（）A. Setting route tagsB. Setting the default administrative distance differently for internal and external routesC. Setting administrative distance differently per routeD. Setting metrics much higher for all ext ernal routes than for all internal routes

3.You have just configured a static default route on router TK1. What is the purpose of a default route?()A. It is a route to be used when the routing protocol fails.B. It is a route configured by an ISP that sends traffic into a corporate network.C. It is a route used when a packet is destined for a remote network that is not listed in the routing table.D. It is a route manually configured for a specific remote network for which a routing protocol is not configured.E. It is used to send traffic to a stub network.

4.Router R1 learns two routes with BGP for prefix 200.1.0.0/16. Comparing the two routes, route 1 has a shorter AS_Path Length, smaller MED, the same Weight, and smaller Local PreferencE.Which of the following is true about Router R1‘s choice of best path for this prefix?（）A. Route 1 is the best route.B. Route 2 is the best route.C. The routes tie as best, but one will be picked to be placed in the routing table based on tiebreakers .D. Neither route is considered best.

更多“单选题What is the role of route preference?（）A It is used as a tie breaker when the same prefix is available through multiple sourcesB It is used to determine which routes to accept into the routing tableC It is used to select the best route between multiple”相关问题

  • 第1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.


    参考答案：A, D

  • 第2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.


    参考答案：A, D

  • 第3题：

    Router R1 learns two routes with BGP for prefix 200.1.0.0/16. Comparing the two routes, route 1 has a shorter AS_Path Length, smaller MED, the same Weight, and smaller Local PreferencE. Which of the following is true about Router R1's choice of best path for this prefix?（）

    • A、Route 1 is the best route.
    • B、Route 2 is the best route.
    • C、The routes tie as best, but one will be picked to be placed in the routing table based on tiebreakers .
    • D、Neither route is considered best.

    正确答案:B

  • 第4题：

    In a switched LAN network, what is the Spanning-Tree algorithm used for?（）

    • A、It is used to provide a mechanism for routing updates in switched environments.
    • B、It is used to prevent routing loops in networks with redundant routes.
    • C、It is used to prevent switching loops in networks with redundant switched routes.
    • D、It is used to manage, the addition, deletion, and naming of VLANs across multiple switches.
    • E、It is used to segment a network into multiple collision domains.
    • F、None of the above.
    • G、All of the above are functions of STP.

    正确答案:C

  • 第5题：

    When debugging a routing problem, the time-to-live (TTL) value can be used to determine:（）

    • A、Number of routes available.
    • B、Number of router hops.
    • C、Time that an advertised route is valid.
    • D、Time to make a round trip.

    正确答案:B

  • 第6题：

    What is the role of route preference?（）

    • A、It is used as a tie breaker when the same prefix is available through multiple sources
    • B、It is used to determine which routes to accept into the routing table
    • C、It is used to select the best route between multiple equal-cost paths
    • D、It is used to select which routing table to use for forwarding

    正确答案:A

  • 第7题：

    A route-based VPN is required for which scenario？（）

    • A、when the remote VPN peer is behind a NAT device
    • B、when multiple networks need to be reached across the tunnel and GRE cannot be used
    • C、when the remote VPN peer is a dialup or remote access client
    • D、when a dynamic routing protocol is required across the VPN and GRE cannot be used

    正确答案:D

  • 第8题：

    单选题
    In a switched LAN network, what is the Spanning-Tree algorithm used for?（）
    A

    It is used to provide a mechanism for routing updates in switched environments.

    B

    It is used to prevent routing loops in networks with redundant routes.

    C

    It is used to prevent switching loops in networks with redundant switched routes.

    D

    It is used to manage, the addition, deletion, and naming of VLANs across multiple switches.

    E

    It is used to segment a network into multiple collision domains.

    F

    None of the above.

    G

    All of the above are functions of STP.


    正确答案： F
    解析： 暂无解析

  • 第9题：

    单选题
    Router R1 learns two routes with BGP for prefix 200.1.0.0/16. Comparing the two routes, route 1 has a shorter AS_Path Length, smaller MED, the same Weight, and smaller Local PreferencE. Which of the following is true about Router R1's choice of best path for this prefix?（）
    A

    Route 1 is the best route.

    B

    Route 2 is the best route.

    C

    The routes tie as best, but one will be picked to be placed in the routing table based on tiebreakers .

    D

    Neither route is considered best.


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    When debugging a routing problem, the time-to-live (TTL) value can be used to determine:（）
    A

    Number of routes available.

    B

    Number of router hops.

    C

    Time that an advertised route is valid.

    D

    Time to make a round trip.


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    When EIGRP is used as the PE-CE routing protocol which of these statements is correct?（）
    A

    EIGRP can be used only as the PE-CE routing protocol if the PE and CE routers are in the same AS

    B

    Other EIGRP AS routes are automatically advertised to the CE router and do not require a redistribution configuration command to be configured

    C

    Unlike other routing protocols that are used between PE and CE routers, EIGRP supports backdoor links

    D

    Configure of the VPN is only required on the PE router


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    Which statem ent is true about EBGP?（）
    A

    An internal routing protocol can be used to reach an EBGP neighbor.

    B

    The next hop does not change when BGP updates are exchanged between EBGP neighbors.

    C

    EBGP requires a full mesh.

    D

    A static route can be used to form an adjacency between neighbors.


    正确答案： C
    解析： 暂无解析

  • 第13题：

    Which statem ent is true about EBGP?()

    A. An internal routing protocol can be used to reach an EBGP neighbor.

    B. The next hop does not change when BGP updates are exchanged between EBGP neighbors.

    C. EBGP requires a full mesh.

    D. A static route can be used to form an adjacency between neighbors.


    参考答案：D

  • 第14题：

    A network includes a RIPv2 domain, an EIGRP domain, and an OSPF domain. Each pair of routing domains has multiple routers redistributing routes between the p air of domains. The design requires that the redistribution configuration avoid matching based on prefix/length because of the trouble in maintaining such configurations. Which one of the following tools can be used in all three routing domains to attem pt to prevent domain loops?（）

    • A、Setting route tags
    • B、Setting the default administrative distance differently for internal and external routes
    • C、Setting administrative distance differently per route
    • D、Setting metrics much higher for all ext ernal routes than for all internal routes

    正确答案:A

  • 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.

    正确答案:B,D

  • 第16题：

    Router R1 learns two routes with BGP for prefix 200.1.0.0/16. Comparing the two routes, route 1 has a longer AS_Path Length, bigger MED, bigger Weight, and smaller Loca l PreferencE. Which of the following is true about Router R1's choice of best path for this prefix?（）

    • A、Route 1 is the best route.
    • B、Route 2 is the best route.
    • C、The routes tie as best, but one will be picked to be placed in the routing table based on tiebreakers.
    • D、Neither route is considered best.

    正确答案:A

  • 第17题：

    What is the role of route preference?（）

    • A、It is used to determine which route should become active.
    • B、It is used to select which routing table to use for forwarding.
    • C、It is used to determine what routes to accept into the routing table.
    • D、It is used to select the best route between multiple equal cost paths.

    正确答案:A

  • 第18题：

    What is the role of route preference?（）

    • A、It is used as a tiebreaker when the same prefix is available through multiple protocols.
    • B、It is used to determine the preferred path to a given destination.
    • C、It is used to select the best route between multiple equal-cost paths.
    • D、It is used to select which routing table to use for forwarding.

    正确答案:A

  • 第19题：

    单选题
    What is the role of route preference?（）
    A

    It is used to determine which route should become active.

    B

    It is used to select which routing table to use for forwarding.

    C

    It is used to determine what routes to accept into the routing table.

    D

    It is used to select the best route between multiple equal cost paths.


    正确答案： B
    解析： 暂无解析

  • 第20题：

    单选题
    You have just configured a static default route on router TK1. What is the purpose of a default route?（）
    A

    It is a route to be used when the routing protocol fails.

    B

    It is a route configured by an ISP that sends traffic into a corporate network.

    C

    It is a route used when a packet is destined for a remote network that is not listed in the routing table.

    D

    It is a route manually configured for a specific remote network for which a routing protocol is not configured.

    E

    It is used to send traffic to a stub network.


    正确答案： A
    解析： 暂无解析

  • 第21题：

    单选题
    Router R1 learns two routes with BGP for prefix 200.1.0.0/16. Comparing the two routes, route 1 has a longer AS_Path Length, bigger MED, bigger Weight, and smaller Loca l PreferencE. Which of the following is true about Router R1's choice of best path for this prefix?（）
    A

    Route 1 is the best route.

    B

    Route 2 is the best route.

    C

    The routes tie as best, but one will be picked to be placed in the routing table based on tiebreakers.

    D

    Neither route is considered best.


    正确答案： B
    解析： 暂无解析

  • 第22题：

    单选题
    What is the role of route preference?（）
    A

    It is used as a tie breaker when the same prefix is available through multiple sources

    B

    It is used to determine which routes to accept into the routing table

    C

    It is used to select the best route between multiple equal-cost paths

    D

    It is used to select which routing table to use for forwarding


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    A network includes a RIPv2 domain, an EIGRP domain, and an OSPF domain. Each pair of routing domains has multiple routers redistributing routes between the p air of domains. The design requires that the redistribution configuration avoid matching based on prefix/length because of the trouble in maintaining such configurations. Which one of the following tools can be used in all three routing domains to attem pt to prevent domain loops?（）
    A

    Setting route tags

    B

    Setting the default administrative distance differently for internal and external routes

    C

    Setting administrative distance differently per route

    D

    Setting metrics much higher for all ext ernal routes than for all internal routes


    正确答案： C
    解析： 暂无解析

  • 第24题：

    单选题
    What is the role of route preference?（）
    A

    It is used as a tiebreaker when the same prefix is available through multiple protocols.

    B

    It is used to determine the preferred path to a given destination.

    C

    It is used to select the best route between multiple equal-cost paths.

    D

    It is used to select which routing table to use for forwarding.


    正确答案： B
    解析： 暂无解析

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