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.

题目
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.

相似考题

1.A typical purpose of placement tests is____ .A.to find out problemsB.to decide what to teach.C.to assign students to different-level classesD.to decide how to teach next

2.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.

3.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.

4.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

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

  • 第1题：

    Two Level 2 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?()

    A. An Adjacency is formed.

    B. No IS-IS PDUs are sent.

    C. An Adjacency does not form.

    D. An Adjacency forms but traffic is not forwarded.


    参考答案：A

  • 第2题：

    Which source of routing information is preferred by default?()

    A. OSPF internal

    B. OSPF external

    C. IS-IS Level 1

    D. IS-IS Level 2


    参考答案：A

  • 第3题：

    Which source of routing information is preferred by default?（）

    • A、OSPF internal
    • B、OSPF external
    • C、IS-IS Level 1
    • D、IS-IS Level 2

    正确答案:A

  • 第4题：

    What is the primary purpose for the classification of traffic in a router?（）

    • A、to use the classification to route traffic
    • B、to use the classification to reorder packets from various sources
    • C、to use the classification to discard malformed packets
    • D、to use the classification to provide the configured service level

    正确答案:D

  • 第5题：

    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 only
    • B、Level 2 only
    • C、Level 1 and Level 2
    • D、Level 3 only

    正确答案:C

  • 第6题：

    IS-IS中的骨干网络路由器包括（）。

    • A、ES
    • B、Level-1IS
    • C、Level-2IS
    • D、Level-1-2IS

    正确答案:C,D

  • 第7题：

    IS-IS中，（）分为Level-1和Level-2两种类型。

    • A、IIH
    • B、CSNP
    • C、PSNP
    • D、LSP

    正确答案:A,B,C,D

  • 第8题：

    IS-IS在点对点网络中的邻接关系有（）

    • A、LEVEL0
    • B、LEVEL1
    • C、LEVEL2
    • D、LEVEL3

    正确答案:B,C

  • 第9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10题：

    多选题
    Which two IS-IS hello values must match to form a Level 1 IS-IS adjacency？（）
    A

    AFI

    B

    Area

    C

    System ID

    D

    N-Selector


    正确答案： C,D
    解析： 暂无解析

  • 第11题：

    单选题
    Two Level 1 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）
    A

    An Adjacency is formed.

    B

    No IS-IS PDUs are sent

    C

    An Adjacency does not form.

    D

    An Adjacency forms but traffic is not forwarded.


    正确答案： A
    解析： 暂无解析

  • 第12题：

    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.


    正确答案： D
    解析： 暂无解析

  • 第13题：

    Which two IS－IS hello values must match to form a Level 1 IS－IS adjacency? ()

    A.AFI

    B.Area

    C.System id

    D.N-Selector


    参考答案：A, B

  • 第14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

  • 第15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

    正确答案:A

  • 第16题：

    Two Level 1 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）

    • A、An Adjacency is formed.
    • B、No IS-IS PDUs are sent
    • C、An Adjacency does not form.
    • D、An Adjacency forms but traffic is not forwarded.

    正确答案:C

  • 第17题：

    Two Level 2 routers are exchanging Hello packets with different Area IDs.What occurs between these routers?（）

    • A、An Adjacency is formed.
    • B、No IS-IS PDUs are sent.
    • C、An Adjacency does not form.
    • D、An Adjacency forms but traffic is not forwarded.

    正确答案:A

  • 第18题：

    IS-IS中，同时拥有Level-1和Level-2链路状态信息的是（）。

    • A、ES
    • B、Level-1IS
    • C、Level-2IS
    • D、Level-1-2IS

    正确答案:D

  • 第19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

    正确答案:A,B,D

  • 第20题：

    As a network engineer， do you know for what purpose SDM uses Security Device Event Exchange（SDEE）？（）

    • A、to provide a keepalive mechanism
    • B、to pull event logs from the router
    • C、to extract relevant SNMP information
    • D、to perform application-level accounting

    正确答案:B

  • 第21题：

    An IS-IS router is adjacent to and passing traffic with a neighbor. You perform a show is 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 only
    • B、Level 2 only
    • C、Level 1 and Level 2
    • D、Level 3 only

    正确答案:C

  • 第22题：

    单选题
    In JUNOS software, what is the purpose of the eui-64 command?（）
    A

    Automatically create the IS-IS NET id.

    B

    Dynamically create an OSPFV3 router id

    C

    Automatically assign the host portion of an ipv6 address.

    D

    Dynamically assign a mac address to an ethernet interface.


    正确答案： A
    解析： 暂无解析

  • 第23题：

    单选题
    In JUNOS software， what is the purpose of the eui-64 command？（）
    A

    Automatically create the IS-IS NET ID

    B

    Dynamically create an MPLS router ID

    C

    Automatically assign the host number of an IPv6 address.

    D

    Dynamically assign a MAC address to an Ethernet interface.


    正确答案： D
    解析： 暂无解析

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