文件名称：CCNA网际互联PPT
文件大小：2.89MB
文件格式：PPT
更新时间：2013-02-15 17:30:35
CCNA
On completion of this chapter, you will be able to perform the following tasks: Describe how data traffic is exchanged between source and destination devices Identify the roles and functions of a hub, switch, and router, and where they best fit in the network Select the appropriate Cisco equipment for a given set of network requirements