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单选题Your ERX Edge Router is using an inbound route-map for an EBGP peer to only accept routes in the range of 192.168.32.0 through 192.168.95.255. The route-map references an access list named test . What accurately accomplishes the goal of the route-map?（

题目
单选题
Your ERX Edge Router is using an inbound route-map for an EBGP peer to only accept routes in the range of 192.168.32.0 through 192.168.95.255. The route-map references an access list named test . What accurately accomplishes the goal of the route-map?（）
A

access-list test 192.168.32.0 0.0.63.255

B

access-list test permit 192.168.32.0 0.0.64.255

C

access-list test permit 192.168.32.0 0.0.63.255

D

access-list test permit 192.168.32.0 255.255.63.0

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相似问题和答案

第1题：

Your ERX Edge Router is constantly going to a boot prompt.What is the most likely cause for this condition?()

A.A

B.B

C.C

D.D


参考答案：D

第2题：

WhatistheorderofpreferenceforthesecommandswhenallofthemareappliedtooneneighborintheBGPinboundfilterdirection?()

A.prefix-list，route-map，filter-list，distributelist

B.route-map，filter-list，prefix-list，distribute-list

C.route-map，distribute-list，prefix-list，filter-list

D.filter-list，prefixlist，route-map，distributelist

E.distributelist，prefix-list，route-map，fitterlist


参考答案：B

第3题：

Your ERX Edge Router is using an inbound route-map for an EBGP peer to only accept routes in the range of 192.168.32.0 through 192.168.95.255. The route-map references an access list named test .What accurately accomplishes the goal of the route-map?（）

A. access-list test 192.168.32.0 0.0.63.255

B. access-list test permit 192.168.32.0 0.0.64.255

C. access-list test permit 192.168.32.0 0.0.63.255

D. access-list test permit 192.168.32.0 255.255.63.0


参考答案：C

第4题：

What is the order of preference for these commands when all of them are applied to one neighbor in theBGP inbound filter direction？（）

  • A、prefix-list， route-map， filter-list， distribute list
  • B、route-map， filter-list， prefix-list， distribute-list
  • C、route-map， distribute-list， prefix-list， filter-list
  • D、filter-list， prefix list， route-map， distribute list
  • E、distribute list， prefix-list， route-map， fitter list

正确答案:B

第5题：

配置策略路由时，需要在接口下通过路由图名字调用已配置的route-map，路由器上有个route-map的名字叫abc，下列配置中正确的是（）

  • A、router（config-if）#ip policy route-map abc in
  • B、router（config-if）#ip policy route-mapabc out
  • C、router（config-if）#ip policy route-map abc
  • D、router（config-if）# policy route-map abc

正确答案:C

第6题：

You wish to limit telnet access into your Cisco router to only a single host. In order to accomplish this, access list 1 has been written to allow host 172.16.1.224 access to the router vty lines.What command would assign this access- list to the Virtual Terminal Lines?（）

A. router(config-line)# ip access-group 1 in

B. router(config-line)# access-class 1 in

C. router(config-line)# ip access-list 1 in

D. router(config-line)# access-line 1 in


参考答案：B

第7题：

实现包过滤的核心技术是()

A.地址前缀列表（Prefix-list）

B.访问控制列表（Access-list）

C.团体属性列表（Community-list）

D.路由映射表（Route-map）


参考答案：B

第8题：

A BGP router is configured with bgp dampening 8 300 1500 20 route－map 1 .What does the value of 20 represent?()

A. reuse

B. suppress

C. half-life

D. max-suppress-time


参考答案：D

第9题：

一台路由器运行OSPF和RIP路由协议，现在需要将RIP中的路由引入到OSPF中，用到了Redistribute ripsubnets route-map的命令，如果这个route-map中最后的空语句忘记填写了，会出现什么情况？（）

  • A、可能RIP中某些路由不会重发布进到OSPF中
  • B、不会有任何影响，RIP会被正常引入到OSPF中
  • C、没有被route-map关联的路由也会引入OSPF中，类型为OE2
  • D、没有被route-map关联的路由也会引入OSPF中，metric保留为原来rip中的跳数

正确答案:A

第10题：

A request arrived on your MPLS-vpn-bgp group. Due to a security breach，your customer is experiencing DoS attacks coming from specific subnets （200.0.10.0/24， 200.0.12.0/24）. You have checked all MPLS-EBGP routes being advertised to BHK from other VPN sites and found four subnets listed：200.0.10.0/24，200.0.11.0/24，200.0.12.0/24，200.0.13.0/24. You immediately apply an outbound ACL filter using the appropriate MPLS-EBGP tool： access-list 1 deny 0.0.0.0 255.255.254.255 access-list 1 permit any What happens when you apply this ACL on the MPLS-EBGP connection to BHK？（）

  • A、It blocks all routes.
  • B、It blocks the routes 200.0.12.0/24，200.0.10.0/24 only.
  • C、It blocks the routes 200.0.12.0/24，200.0.13.0/24 only.
  • D、It blocks the routes 200.0.10.0/24，200.0.13.0/24 only.
  • E、Nothing happens，no routes are blocked.

正确答案:B

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