[单选题]在路由表中到达同一网络的路由有：静态路由、RIP路由、IGRP路由，OSPF路由，则路由器会选用哪条路由传输数据：()

正确答案 ：A

静态路由

[单选题]OSI七层模型中，物理层的数据封装名称为（）

正确答案 ：A

比特

[多选题]The Ezonexam network administrator wants to ensure that only a single web server can connect to pot Fa0/1 on a catalyst switch. The server is plugged into the switch's Fast Eth. 0/1 port and the network administrator is about to bring the server online. What can the administrator do to ensure that only the MAC address of this server is allowed by switch port Fa0/1? (Choose two)

正确答案 ：BD

Configure the MAC address of the server as a static entry associated with port Fa0/1

Configure port security on Fa0/1 to reject traffic with a source MAC address other than that of the server

解析：解析：Explanation:

[单选题]While troubleshooting a connectivity problem on the network, you issue the ping command from your PC command prompt, but the output shows "request times out."At which OSI layer is this problem associated with?

正确答案 ：E

The network layer

解析：解析：Explanation:

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