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

题目
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.

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.Router R1 sits inside OSPF area 1. Router R2 redistributes an E1 route into OSPF for prefix 2.2.2.0/24, with external metric 20. Router R22 redistributes an E2 route for the same prefix/length, external metric 10.Under what conditions will R1 choose as it s best route the route through R22?（）A. R1 will always choose the route through R22.B. As long as R1‘s best internal OSPF cost to reach R22 is less than 10.C. As long as R1‘s best internal OSPF cost to reach R22 is less than 20.D. R1 will never choo se the route through R22 if the E1 route through R2 is available.

3.Refer to the above exhibit. Why is the 140.140.0.0 network not used as the gateway of last resort even though it is configured first?()A.The last default - network statement will always be preferred.B.A route to the 140.140.0.0 network does not exist in the routing table.C.Default - network selection will always prefer the statement with the lowest IP address.D.A router will load balance across multiple default - networks; repeatedly issuing the show ip route command would show the gateway of last resort changing between the two networks.

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.

参考答案和解析
正确答案： B
解析： 暂无解析
更多“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 ”相关问题

  • 第1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.


    参考答案：C

  • 第2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3题：

    Which of the following BEST describes server virtualization？（）

    • A、 A single logical server operating on multiple physical servers.
    • B、 Applications hosted on a single server and deployed to multiple users.
    • C、 Multiple servers used to host applications for multiple users.
    • D、 Multiple logical servers operating on the same physical server.

    正确答案:D

  • 第4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5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6题：

    What are two functions that the parameter max-session performs? （）(Choose two.)

    • A、Defines the session limit for the domain.
    • B、Defines the session limit for the tunnel instance.
    • C、Used to control load balancing between multiple domains.
    • D、Used to control load balancing between multiple tunnels for a domain.

    正确答案:B,D

  • 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
    Which of the following BEST describes server virtualization？（）
    A

     A single logical server operating on multiple physical servers.

    B

     Applications hosted on a single server and deployed to multiple users.

    C

     Multiple servers used to host applications for multiple users.

    D

     Multiple logical servers operating on the same physical server.


    正确答案： B
    解析： 暂无解析

  • 第9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10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11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12题：

    单选题
    In which solution is a router ACL used？（）
    A

    protecting a server frome unauthorized acces

    B

    controlling path selection，based on the route metric

    C

    reducing router CPU utilization

    D

    filterring packets that are passing through a router


    正确答案： B
    解析： 暂无解析

  • 第13题：

    A router has two paths to reach another network in a different autonomous system. Neither route was generated by the local router and both routes have the same default weight an d local preference values.Which statement is true about how BGP would select the best path?（）

    A. To influence one route to be preferred, its default local preference value will be changed via the use of the command bgp default local - preference 50

    B. Th e router will prefer the shortest autonomous system path

    C. If the command bgp always - compare - med has been given, then the router will prefer the route with the highest MED

    D. The router will prefer the route with the lower MED


    参考答案：B

  • 第14题：

    A router has two paths to reach another network in a different autonomous system. Neither route was generated by the local router and both routes have the same default weight an d local preference values. Which statement is true about how BGP would select the best path?（）

    • A、To influence one route to be preferred, its default local preference value will be changed via the use of the command bgp default local - preference 50
    • B、Th e router will prefer the shortest autonomous system path
    • C、If the command bgp always - compare - med has been given, then the router will prefer the route with the highest MED
    • D、The router will prefer the route with the lower MED

    正确答案:B

  • 第15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16题：

    Which of the following commands is used to determine the route that the IP packets take to a network host?（）

    • A、 route 
    • B、 netstat 
    • C、 iptrace 
    • D、 traceroute

    正确答案:D

  • 第17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
    Router R1 sits inside OSPF area 1. Router R2 redistributes an E1 route into OSPF for prefix 2.2.2.0/24, with external metric 20. Router R22 redistributes an E2 route for the same prefix/length, external metric 10. Under what conditions will R1 choose as it s best route the route through R22?（）
    A

    R1 will always choose the route through R22.

    B

    As long as R1's best internal OSPF cost to reach R22 is less than 10.

    C

    As long as R1's best internal OSPF cost to reach R22 is less than 20.

    D

    R1 will never choo se the route through R22 if the E1 route through R2 is available.


    正确答案： A
    解析： 暂无解析

  • 第20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 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22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23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

  • 第24题：

    单选题
    A router has two paths to reach another network in a different autonomous system. Neither route was generated by the local router and both routes have the same default weight an d local preference values. Which statement is true about how BGP would select the best path?（）
    A

    To influence one route to be preferred, its default local preference value will be changed via the use of the command bgp default local - preference 50

    B

    Th e router will prefer the shortest autonomous system path

    C

    If the command bgp always - compare - med has been given, then the router will prefer the route with the highest MED

    D

    The router will prefer the route with the lower MED


    正确答案： A
    解析： 暂无解析

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