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.

题目
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.

相似考题

1.信令链路的定位属于()A.LEVEL1B.LEVEL2C.LEVEL3

2.Whichtypeofbackupmustbeperformedfirstwithanincrementalbackup?()A.Level1B.Level0C.Level2D.Level3

3.An IS-IS router is adjacent to and passing traffic with a neighbor. You perform a show isis interface detail command and notice that for some interfaces you have a circuit type of 3. Which IS-IS level(s) is enabled on these interfaces?（）A. Level 1 onlyB. Level 2 onlyC. Level 1 and Level 2D. Level 3 only

4.下列选项中,不属于Levels阶段的是()。A、Level1B、Level2C、Level3D、Level4

更多“What is the purpose of IS－IS level boundaries?() ”相关问题

  • 第1题：

    Which two statements are true by default of a multilevel IS－IS network?()

    A. Level 1 only routers see routes contained in their area.

    B. Level 1 routers route towards Level 2 routers due to the attached bit.

    C. Level 2 routers route towards Level 1 routers due to the attached bit.

    D. Level 2 routers can see routes in other Level 2 areas and routes originated in Level 1 areas.


    参考答案：A, D

  • 第2题：

    According to JUNOS software route selection algorithm, which IS－IS route type is most preferred?()

    A. Level 1 internal routes

    B. Level 1 external routes

    C. Level 2 internal routes

    D. Level 2 external routes


    参考答案：A

  • 第3题：

    对于ISIS区域划分描述正确的是()

    A.如果一台路由器同时属于多个不同的区域，那么可以配置不同的区域ID和相同的SYSID的NSAP

    B.Level-1-2路由器是不同区域的边界路由器。Level2骨干区域实际是一个虚拟的IS-IS区域，由参与Level2路由选择的路由器组成

    C.所有Level-2（或Level-1-2）路由器构成骨干区域，骨干区域不必连续

    D.一个大的路由域被分成一个或多个区域（Areas）。区域内的路由通过Level-1路由器管理，区域间的路由通过Level-2路由器管理


    参考答案：A, B, D

  • 第4题：

    AnIS－ISrouterisadjacenttoandpassingtrafficwithaneighbor.Youperformashowis interfacedetailcommandandnoticethatforsomeinterfacesyouhaveacircuittypeof3.WhichIS－ISlevel(s)isenabledontheseinterfaces?()

    A.Level1only

    B.Level2only

    C.Level1andLevel2

    D.Level3only


    参考答案：C

  • 第5题：

    Which IS － IS router is equivalent to an ABR in OSPF?()

    A. Level 2 - 3

    B. Level 1 - 2

    C. Level 2

    D. Level 0

    E. Level 3

    F. Level 1


    参考答案：B

  • 第6题：

    在IS－IS协议中,包含哪几种IS路由器的类型()。

    A.Level-1

    B.Level-2

    C.Level-3

    D.Level-1-2


    参考答案：A, B, D

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