单选题By default, an L1/L2 IS-IS router advertises what remote area routes into a Level 1 area?（）A only summarized routesB all routes in the networkC all routes in the backboneD No routes are advertised.

题目
单选题
By default, an L1/L2 IS-IS router advertises what remote area routes into a Level 1 area?（）
A

only summarized routes

B

all routes in the network

C

all routes in the backbone

D

No routes are advertised.

相似考题

1.What is the purpose of IS－IS level boundaries?()A. Restrain the formation of adjacencies.B. Control the flooding scope of link-state PDUs.C. Partition the L2 backbone into multiple domains.D. Aggregate L1 domains into a contiguous backbone.

2.In JUNOS software, what is the default interface metric for IS－IS?()A.1B.10C.100D.10^8/link bandwidth

3.What are two examples of RE exception traffic?()A. BGP updates that travel through the local router and are destined for a remote router.B. OSPF hello packets that are sent from a remote router and are destined for the local router.C. Telnet traffic that is sent from a remote host and is destined for the local router.D. Telnet traffic that travels through the local router and is destined for a remote end host.

4.By default, an L1／L2 IS－IS router advertises what remote area routes into a Level 1 area?()A. only summarized routesB. all routes in the networkC. all routes in the backboneD. No routes are advertised.

更多“By default, an L1/L2 IS-IS router advertises what remote are”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：

    A router learns about a remote network from EIGRP, OSPF, and a static route. Assuming all routing protocols are using their default administrative distance, which route will the router use to forward data to the remote network（）。

    A.The router will use the static route.

    B.The router will use the OSPF route.

    C.The router will use the EIGRP route.

    D.The router will load balance and use all three routes.


    参考答案：A

  • 第3题：

    A router learns about a remote network from EIGRP, OSPF, and a static route. Assuming all routing protocols are using their default administrative distance, which route will the router use to forward data to the remote network（）。

    • A、The router will use the static route.
    • B、The router will use the OSPF route.
    • C、The router will use the EIGRP route.
    • D、The router will load balance and use all three routes.

    正确答案:A

  • 第4题：

    Which two statements regarding the IS-IS DIS election process are true？ （）

    • A、A priority of 0 will prevent a router from becoming a DIS.
    • B、If the DIS becomes unavailable the backup DIS is promoted to DIS.
    • C、Adding a router with a higher priority than the current DIS will result in the new router becoming DIS.
    • D、Separate L1 and L2 election processes are held on a brodcast network.
    • E、L1 routers on a broadcast network only establish adjacencies with the DIS.
    • F、If there is a tie based on priority，the router whose attached interface has the lowest MAC address becomes the DIS.

    正确答案:C,D

  • 第5题：

    In JUNOS software, what is the default interface metric for IS-IS?（）

    • A、1
    • B、10
    • C、100
    • D、10^8/link bandwidth

    正确答案:B

  • 第6题：

    A router leams about a remote network from EIGRP.OSPF. and a static route. Assuming all routing protocols are using their default administrative distance, which route will the router use to forward data to the remote network?（）

    • A、The router will use the static route.
    • B、The router will use the OSPF route.
    • C、The route will use the EIGRP route.
    • D、The router will load balance and use all three routes.

    正确答案:A

  • 第7题：

    What is the default value of the IS-IS lsp-refresh-interval command?（）

    • A、60 seconds
    • B、5 minutes
    • C、15 minutes
    • D、30 minutes

    正确答案:C

  • 第8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9题：

    多选题
    How do routers in an IS-IS Level-1 domain exit to reach other Level-1 （L1） domains？（）
    A

    Level-1（L1） routers use default routes announced by Level-2（L2） routers in Level-1（L1） domain

    B

    Level-1 routers use default routes installed based on ATT bit （Attach Bit） in announcements from Level-1-2（L1/L2） router

    C

    Level-1 routers use specific routes， for other Level-1 domain， announced by Level-1-2（L1/L2） by route-leaking feature of Cisco IOS

    D

    Level-1 routers use specific routes， for other Level-1 domain， announced by Level-2（L2） by route-leaking feature of Cisco IOS


    正确答案： D,B
    解析： 暂无解析

  • 第10题：

    单选题
    On a Juniper router， what is the default file used for syslog messages？（）
    A

    system

    B

    errors

    C

    security

    D

    messages


    正确答案： C
    解析： 暂无解析

  • 第11题：

    多选题
    Which two statements regarding the IS-IS DIS election process are true？ （）
    A

    A priority of 0 will prevent a router from becoming a DIS.

    B

    If the DIS becomes unavailable the backup DIS is promoted to DIS.

    C

    Adding a router with a higher priority than the current DIS will result in the new router becoming DIS.

    D

    Separate L1 and L2 election processes are held on a brodcast network.

    E

    L1 routers on a broadcast network only establish adjacencies with the DIS.

    F

    If there is a tie based on priority，the router whose attached interface has the lowest MAC address becomes the DIS.


    正确答案： D,F
    解析： 暂无解析

  • 第12题：

    多选题
    What are two examples of RE exception traffic?（）
    A

    BGP updates that travel through the local router and are destined for a remote router.

    B

    OSPF hello packets that are sent from a remote router and are destined for the local router.

    C

    Telnet traffic that is sent from a remote host and is destined for the local router.

    D

    Telnet traffic that travels through the local router and is destined for a remote end host.


    正确答案： D,C
    解析： 暂无解析

  • 第13题：

    Refer to the exhibit. Router RT - 1 and router RT - 2 both advertise network 131.25.0.0/16 to routerRT - 3 via internal BGP. What is the reason that router RT - 3 chose router RT - 1 as its best path tonetwork 131.25.0.0/16.（）

    A. It has a better router ID

    B. It advertises a lower autonomous system

    C. It advertises t he best AS - path

    D. It advertises the best local preference

    E. It advertises the best origin code

    F. It advertises the best MED


    参考答案：A

  • 第14题：

    IS-IS路由协议中L1和L2的边界处于路由器内部


    正确答案:错误

  • 第15题：

    What does the command ip pim send-rp-discovery scope 16 achieve？（）

    • A、it enables PIM BSR
    • B、it makes the router an Auto-RP mapping agent
    • C、it advertises the router as an RP with Auto-RP
    • D、it makes the router an Auto-RP client

    正确答案:B

  • 第16题：

    Which two are default preference values for both internal and external IS-IS Level 2 routes on a Juniper Networks router?（）

    • A、15
    • B、18
    • C、150
    • D、165

    正确答案:B,D

  • 第17题：

    关于IS-IS协议的L2/L1路由渗透，下列说法正确的是？（）

    • A、VRP平台上，缺省为不渗透，可以通过命令在L1/L2路由器配置从Level-2向Level-1进行路由渗透
    • B、在L1/L2路由器上可以通过命令配置防止由于L2的路由渗透到L1 LSP又被发回到L2 LSP中而造成的路由环路
    • C、利用了default metric域中的高bit作为up/down bit来避免路由环路
    • D、路由渗透可以很好地解决L1选择次优路由出区域的问题

    正确答案:A,C,D

  • 第18题：

    By default, an L1/L2 IS-IS router advertises what remote area routes into a Level 1 area?（）

    • A、only summarized routes
    • B、all routes in the network
    • C、all routes in the backbone
    • D、No routes are advertised.

    正确答案:D

  • 第19题：

    单选题
    A router learns about a remote network from EIGRP, OSPF, and a static route. Assuming all routing protocols are using their default administrative distance, which route will the router use to forward data to the remote network（）。
    A

    The router will use the static route.

    B

    The router will use the OSPF route.

    C

    The router will use the EIGRP route.

    D

    The router will load balance and use all three routes.


    正确答案： B
    解析： 暂无解析

  • 第20题：

    单选题
    What does the command ip pim send-rp-discovery scope 16 achieve？（）
    A

    it enables PIM BSR

    B

    it makes the router an Auto-RP mapping agent

    C

    it advertises the router as an RP with Auto-RP

    D

    it makes the router an Auto-RP client


    正确答案： B
    解析： 暂无解析

  • 第21题：

    单选题
    What is the purpose of IS-IS level boundaries?（）
    A

    Restrain the formation of adjacencies.

    B

    Control the flooding scope of link-state PDUs.

    C

    Partition the L2 backbone into multiple domains.

    D

    Aggregate L1 domains into a contiguous backbone.


    正确答案： D
    解析： 暂无解析

  • 第22题：

    多选题
    Which two are default preference values for both internal and external IS-IS Level 2 routes on a Juniper Networks router?（）
    A

    15

    B

    18

    C

    150

    D

    165


    正确答案： D,C
    解析： 暂无解析

  • 第23题：

    单选题
    A router leams about a remote network from EIGRP.OSPF. and a static route. Assuming all routing protocols are using their default administrative distance, which route will the router use to forward data to the remote network?（）
    A

    The router will use the static route.

    B

    The router will use the OSPF route.

    C

    The route will use the EIGRP route.

    D

    The router will load balance and use all three routes.


    正确答案： C
    解析： 暂无解析

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