www.EDIFY.com.cn
打印

[学习交流] CCNA640-802 V12题库试题分析6(艾迪飞吴老师讲解)

CCNA640-802 V12题库试题分析6(艾迪飞吴老师讲解)

1.  While troubleshooting a network connectivity problem, a technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, the output message "Request timed out." is displayed. At which layer of the OSI model does the problem most likely exist?

A. the session layer

B. the protocol layer

C. the data link layer

D. the access layer

E. the network layer

F. the application layer

Answer: E

本帖隐藏的内容需要回复才可以浏览

附件: 本帖附件需要回复才可下载或查看

TOP

dddddddddddddddddddd

TOP

dddddddddddd

TOP

 

TOP

dddddddddddddddd

TOP

TOP

dddddddddddddddddddddd

TOP

高手呀

TOP

学习学习谢谢想

学习学习想想

TOP

22222

2222222222222222222

TOP

123456

TOP

正在学习中,正需要

TOP

顶顶顶顶顶顶顶顶顶顶顶顶顶顶顶顶顶顶顶顶顶顶顶顶

TOP

 

TOP

While troubleshooting a network connectivity problem, a technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, the output message "Request timed out." is displayed. At which layer of the OSI model does the problem most likely exist? A. the session layer B. the protocol layer C. the data link layer D. the access layer E. the network layer

TOP