[单选题]对于使用链路状态路由协议的路由器如何选择最佳路线到达子网,下列哪项是正确的()
正确答案 :B
通过针对链路状态数据库中的信息运行SPF算法,路由器会计算出最佳路由
[单选题]对于运行OSPF协议的路由器来说,RouterID是路由器的唯一标识,所以协议规定:必须保证RouterID在如下范围之内唯一()。
正确答案 :C
自治系统内
[单选题]下面哪个操作可以使访问控制列表真正生效()。
正确答案 :A
将访问控制列表应用到接口上
[单选题]IP地址为:192.168.50.70,掩码为:255.255.255.248,则该IP地址所在子网的广播地址为()
正确答案 :D
192.168.50.71
[单选题]哪一个命令可以设置路由器特权用户的“明文密码”()
正确答案 :A
enable password
[单选题]RIP协议负载均衡的路径数量为()
正确答案 :D
最多6条
[单选题]路由表中,某条路由的“路由代码为D”,则表明该路由为()
正确答案 :D
EIGRP路由
[多选题]Why is full-duplex Ethernet superior to its single-duplex counterpart? (Select two answer choices.)
正确答案 :BD
It operates without collisions
It provides faster data transfer
解析:解析:Explanation:
[单选题]You have a class C network, and you need to design it for 5 usable subnets with each subnet handling a minimum of 18 hosts each. Which of the following network masks should you use?
正确答案 :D
255.255.255.224
解析:解析:Explanation:ThedefaultsubnetmaskforclassCnetworkis255.255.255.0.Ifonehastocreate5subnets,then3bitsarerequired.With3bitswecancreate8subnets.Theremaining5bitsareusedforHosts.Onecancreate30hostsusing5bitsinhostfield.Thismatcheswiththerequirement.IncorrectAnswers:A,B:ThisisanillegalsubnetmaskforaclassCnetwork,asthethirdoctetcannotbedividedwhenusingaclassCnetwork.C:ThisisthedefaultsubnetmaskforaclassCnetwork.Itprovidesforonenetwork,with254usablehostIPaddresses.E:Thissubnetmaskwillprovidefor14separatenetworkswith14hostseach.Thisdoesnotmeettherequirementofaminimumof18hosts.
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