单选题What does a BGP route reflector do when reflecting a route?（）A It prepends its cluster identifier to the route's cluster list.B It prepends its own originator identifier to the route's cluster list.C It replaces the route's cluster identifier with its

题目
单选题
What does a BGP route reflector do when reflecting a route?（）
A

It prepends its cluster identifier to the route's cluster list.

B

It prepends its own originator identifier to the route's cluster list.

C

It replaces the route's cluster identifier with its own cluster identifier.

D

It replaces the route's originator identifier with its originator identifier.

相似考题

1.What happens to the 66.66.66／24 route when it is evaluated by this policy? ()A. The route does not match this policy.B. The route is rejected.C. The route is accepted.D. The route is accepted, then rejected.

2.When you display the routing table by entering the show route command, what does the* indicate?()A.The route is a direct route.B.The route was selected as active.C.The route is a default route.D.The route was learned using a dynamic routing protocol.

3.A router has EIGRP configured as the only routing protocol. How does EIGRP respond if there is no feasible successor route to a destination network and the successor route fails?()A. It immediately sends its entire routing table to its neighbors.B. EIGRP sends a Hello packet to the DR to inform it of the route failure.C. It automatically forwards traffic to a fallback default route until a successor route is found.D. It sends queries out to neighbors until a new successor route is found.E. It places the route in holddown until LSA updates inform it of a new route to the network.

4.Which two BGP attributes support route reflection?()A. Client IDB. Cluster listC. Originator IDD. Reflection community

更多“单选题What does a BGP route reflector do when reflecting a route?（）A It prepends its cluster identifier to the route's cluster list.B It prepends its own originator identifier to the route's cluster list.C It replaces the route's cluster identifier with its ”相关问题

  • 第1题：

    What best explains the BGP route-reflector function？（）

    • A、BGP route-reflector should be in forwarding path of data coming from its clients
    • B、BGP route-reflector does not have to be in the forwarding path of data coming from its clients
    • C、BGP route-reflector will stop reflecting the routes if they’re not directly-connected clients
    • D、None of the above

    正确答案:B

  • 第2题：

    What happens when a route does not match any user configured policies?（）

    • A、The route is rejected.
    • B、The route is accepted.
    • C、The route is given a lower priority.
    • D、The route is sent to the default policy.

    正确答案:D

  • 第3题：

    Which statement would prevent the sending of redundant route advertisements when your route reflector cluster is fully meshed？（）

    • A、set protocolbgpgroupmygrouppath-selectioncisco-non-deterministic；
    • B、set protocolbgpgroup i-bgp n-aggreator-id；
    • C、set protocolbgpgroupmygroup no-client-reflect；
    • D、set protocolbgpgroup i-bgp damping

    正确答案:C

  • 第4题：

    MPLS BGP VPN OSPF超级Backbone实现中，使用以下哪种BGP扩展属性携带OSPF路由类型信息（）。

    • A、OSPF Domain Identifier Extended Community
    • B、OSPF Route Type Extended Community
    • C、OSPF Router ID Extended Community
    • D、Route Distinguisher

    正确答案:B

  • 第5题：

    Which three choices are BGP Extended communities used in MPLS-VPN deployment？（）

    • A、Site Of Origin SOO
    • B、Route-Target
    • C、Route-Distinguisher
    • D、Domain Identifier BGP extended commumity

    正确答案:A,B,D

  • 第6题：

    what’s the role of community attribute in the bgp route？


    正确答案: BGP communitiy can be used to as tag of a set of routes. Those tags can be used for applying specific routing policy for a group of routes.
    There are four well-known communities：
    Internet：all route belongs to this community by default and is advertised freely.
    No-export：routes belong to the community cannot be advertised to EBGP peer.
    No-advertise：routes belong to the community cannot be advertised to any BGP peer.
    Local-as：routes belong to the community cannot be advertised to eBGP peer，or if confederation is used，routes cannot be advertised to conferation eBGP peer and normal eBGP peer.

  • 第7题：

    A customer who has a two node PowerHA cluster， with each node being at a different site and using cross siteLVM， plans to add a third heartbeat to further reduce the chance of data divergence or partitioned cluster. Theheartbeat will make use of spare adapters in the nodes. However， the heartbeats must go via an externalnetwork requiring static routes to be added for cluster functionality.How can this be achieved？（）

    • A、Configure the static route in the /etc/rc.net file
    • B、Using application Start/Stop scripts to manage the static route
    • C、Configure Pre and Post event commands to manage the static route
    • D、Using smitty route command to create the static route and update the ODM

    正确答案:C

  • 第8题：

    Which two BGP attributes support route reflection？（）

    • A、Client ID
    • B、Cluster list
    • C、Originator ID
    • D、Reflection community

    正确答案:B,C

  • 第9题：

    问答题
    what’s the role of community attribute in the bgp route？

    正确答案： BGP communitiy can be used to as tag of a set of routes. Those tags can be used for applying specific routing policy for a group of routes.
    There are four well-known communities：
    Internet：all route belongs to this community by default and is advertised freely.
    No-export：routes belong to the community cannot be advertised to EBGP peer.
    No-advertise：routes belong to the community cannot be advertised to any BGP peer.
    Local-as：routes belong to the community cannot be advertised to eBGP peer，or if confederation is used，routes cannot be advertised to conferation eBGP peer and normal eBGP peer.
    解析： 暂无解析

  • 第10题：

    单选题
    What best explains the BGP route-reflector function？（）
    A

    BGP route-reflector should be in forwarding path of data coming from its clients

    B

    BGP route-reflector does not have to be in the forwarding path of data coming from its clients

    C

    BGP route-reflector will stop reflecting the routes if they’re not directly-connected clients

    D

    None of the above


    正确答案： D
    解析： 暂无解析

  • 第11题：

    单选题
    Which statement would prevent the sending of redundant route advertisements when your route reflector cluster is fully meshed？（）
    A

    set protocolbgpgroupmygrouppath-selectioncisco-non-deterministic；

    B

    set protocolbgpgroup i-bgp n-aggreator-id；

    C

    set protocolbgpgroupmygroup no-client-reflect；

    D

    set protocolbgpgroup i-bgp damping


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    A router has EIGRP configured as the only routing protocol. How does EIGRP respond if there is no feasible successor route to a destination network and the successor route fails?（）
    A

    It immediately sends its entire routing table to its neighbors.

    B

    EIGRP sends a Hello packet to the DR to inform it of the route failure.

    C

    It automatically forwards traffic to a fallback default route until a successor route is found.

    D

    It sends queries out to neighbors until a new successor route is found.

    E

    It places the route in holddown until LSA updates inform it of a new route to the network.


    正确答案： C
    解析： 暂无解析

  • 第13题：

    In BGP routing，what does the rule of synchronization mean？（）

    • A、A BGP router can only advertise an EBGP learned route，provided that the route is an IGP route in the routing table.
    • B、A BGP router can only advertise an IBGP learned route，provided that the route is an IGP route in the routing table.
    • C、A BGP router can only advertise an IBGP learned route，provided that the route is an IGP route that is not in the routing table.
    • D、A BGP router can only advertise an EBGP learned route，provided that the route is a metric of 0 in the BGP table.

    正确答案:B

  • 第14题：

    When you display the routing table by entering the show route command, what does the* indicate?（）

    • A、The route is a direct route.
    • B、The route was selected as active.
    • C、The route is a default route.
    • D、The route was learned using a dynamic routing protocol.

    正确答案:B

  • 第15题：

    What does a BGP route reflector do when reflecting a route?（）

    • A、It prepends its cluster identifier to the route's cluster list.
    • B、It prepends its own originator identifier to the route's cluster list.
    • C、It replaces the route's cluster identifier with its own cluster identifier.
    • D、It replaces the route's originator identifier with its originator identifier.

    正确答案:A

  • 第16题：

    MPLS BGP VPN OSPF超级Backbone实现中，MP-BGP传递VPNv4路由信息时携带以下哪些BGP扩展属性（）。

    • A、OSPF Domain Identifier Extended Community
    • B、OSPF RouteType Extended Community
    • C、OSPF Router ID Extended Community
    • D、Route Distinguisher
    • E、Route Target

    正确答案:A,B,C,E

  • 第17题：

    Which three statements about BGP confederation and route reflectors are true？ （）

    • A、Clusters are used in confederation schemes to avoid loops.
    • B、BGP network can have a confederation within a route reflector area.
    • C、An internal BGP network cannot have a route reflector within a confederation.
    • D、An internal BGP network can have a route reflector within a confederation.
    • E、Clusters are used in route reflector schemes to avoid loops.
    • F、BGP network cannot have a confederation within a route reflector area.

    正确答案:D,E,F

  • 第18题：

    给出下列选择，哪种BGP类型的路由器将把路由信息转发给其他的IBGP邻居？（）

    • A、Client
    • B、EBGP peer
    • C、Route reflector
    • D、cluster of clients

    正确答案:C

  • 第19题：

    Which two reflect best practices for client peering sessions in a BGP route reflection network? （）(Choose two.)

    • A、peer with route-reflectors within the cluster
    • B、peer with route-reflectors outside the cluster
    • C、peer with route-reflector-clients within the cluster
    • D、peer with route-reflector-clients outside the cluste

    正确答案:A,C

  • 第20题：

    单选题
    When you display the routing table by entering the show route command, what does the* indicate?（）
    A

    The route is a direct route.

    B

    The route was selected as active.

    C

    The route is a default route.

    D

    The route was learned using a dynamic routing protocol.


    正确答案： A
    解析： 暂无解析

  • 第21题：

    单选题
    A customer who has a two node PowerHA cluster， with each node being at a different site and using cross siteLVM， plans to add a third heartbeat to further reduce the chance of data divergence or partitioned cluster. Theheartbeat will make use of spare adapters in the nodes. However， the heartbeats must go via an externalnetwork requiring static routes to be added for cluster functionality.How can this be achieved？（）
    A

    Configure the static route in the /etc/rc.net file

    B

    Using application Start/Stop scripts to manage the static route

    C

    Configure Pre and Post event commands to manage the static route

    D

    Using smitty route command to create the static route and update the ODM


    正确答案： B
    解析： 暂无解析

  • 第22题：

    多选题
    Which three statements about BGP confederation and route reflectors are true？ （）
    A

    Clusters are used in confederation schemes to avoid loops.

    B

    BGP network can have a confederation within a route reflector area.

    C

    An internal BGP network cannot have a route reflector within a confederation.

    D

    An internal BGP network can have a route reflector within a confederation.

    E

    Clusters are used in route reflector schemes to avoid loops.

    F

    BGP network cannot have a confederation within a route reflector area.


    正确答案： F,D
    解析： 暂无解析

  • 第23题：

    单选题
    In BGP routing， what does the rule of synchronization mean？（）
    A

    A BGP router can only advertise an EBGP learned route， provided that the route is an IGP route in the routing table.

    B

    A BGP router can only advertise an IBGP learned route， provided that the route is an IGP route in the routing table.

    C

    A BGP router can only advertise an IBGP learned route， provided that the route is an IGP route that is not in the routing table.

    D

    A BGP router can only advertise an EBGP learned route， provided that the route is a metric of 0 in the BGP table.


    正确答案： B
    解析： 暂无解析

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