文件名称：应用层作用-OSI七层模型
文件大小：1.96MB
文件格式：PPT
更新时间：2024-05-13 19:39:29
OSI
应用层作用 Telnet SMTP HTTP FTP 用户接口 例子 应用层 Slide 1 of 4: Purpose: This figure orients the students to the application layer. Emphasize: This layer discusses network applications rather than computer applications. So, applications such as spreadsheets, word processors, or presentation graphics are not the applications being described here. Network applications may be applications that support, electronic mail, file transfer, remote access, network management, and so on. Transition: The following discusses the presentation layer.