Dns查询Mx记录的源代码。

win socket教程，全面阐述socket应用、编程的方方面面。-win socket Guide comprehensively expounded socket applications, programming in all its aspects.

用MAPI控件批量发送文件-use MAPI to send documents Batch Control

该pdf主要介绍网络实验中的一些问题和实验内容以及实验要求-The network experiment in pdf introduces some of the issues and experimental content and the requirement of experiment

IntraWeb.Develop.Sample

电子商务系统的设计-e-commerce system design

richard stevens 大师经典著作 最著名的TCP/IP论著。-richard stevens classics master s best-known TCP/IP on the.

著名的下载软件核心Shareaza-famous core Shareaza download software

电驴的源代码，写得不错的，有空可以看看。-eDonkey"s source code, well-written, the time can see.

简单的socket聊天室编程包含demo

1)用户界面模块负责响应用户的键盘鼠标输入设置服务器的各个参数，显示服务器的工作状态以及错误提示，为用户提供标准的Windows界面。 2）帐户管理模块负责设置用户的访问权限，用户登陆后的根目录，并提供对用户透明的虚拟目录服务。同时还为别的模块提供查询文件（夹）的权限，查找本地文件是否存在等服务， 3）连接监听与FTP命令处理模块负责监听客户端的连接，并负责关闭阻塞的连接，释放每个连接占用的资源。此模块为FTP协议的核心，它具体负责FTP命令的解析与实现。 4）客户数据传输模块负责具体的与客户端的数据传输，包括文件的上传，下载，传输文件目录列表等。-1) user interface module for the user response to keyboard and mouse input settings server parameters, display server status and the error messages to users with standard Windows interface. 2) module responsible for the account management of user access rights, user landing after the root directory, and provide transparent to users of virtual directory services. Also for the other modules provide access to files (folders), the authority that you document the existence of local services, 3) connect with the FTP eavesdropping order processing module is responsible for monitoring client connectivity, and is responsible for the closure of the connecting block, the release of each link the resource. This FTP protocol