icmp的使用 ping测试与主机网络连接是否正常

完整的连接察看程序，可以察看有哪些程序打开了哪些端口，数据收发流量等等信息，推荐下载-integrity of the link to see procedures, which can inspect the procedures which opened the port, data transceiver information flow, etc., to download

此程序是我自己开发的连锁超市方案中数据交换的应用实例，所以客户端和服务端的代码有点多，但多是与通信本身无关，所实现的功能是将本地Local文件夹与远程Remote文件夹的.rs文件互相进行传送。-this program is my own development of the supermarket chain data exchange program of the application, client and server-side code a bit more, but most of the communication itself has nothing to do with, the functions of local folders Local and Remote Remote folders. Rs documents transmitted each other.

CAsyncSocketEx，一个很好用的CAsyncSocket扩展类-CAsyncSocketEx, a very easy to use CAsyncSocket expansion class

采用vc++编程，实现电子邮件收发的程序。-Used vc++ Programming, e-mail to send and receive procedures.

基于MFC编写的VC++聊天程序,可以实现TCP/IP以及UDP协议下的点对点聊天.-MFC-based prepared VC++ Chat program, you can achieve TCP/IP and UDP peer-to-peer chatting under the agreement.

VC编写的多线程下载工具，支持HTTP/FTP、多线程、断点续传，图形显示下载进度，MFC界面。-VC prepared by multi-threaded downloading tool to support HTTP/FTP, multi-threaded, HTTP, graphic display download progress, MFC interface.

PHP 动态生成图片，介绍如何利用 GD2 动态生成论坛的验证码程序-PHP dynamically generated images, how to use GD2 dynamically generated code Forum certification procedures

软件还不是很完善，支持ftp与http下载，断点、多线程-software is not perfect, ftp and http support downloaded breakpoints, multithreading

一个简单的IOCP网络模型，VC6编译通过-A simple IOCP network model, VC6 compiled by

用 Winsock 实现聊天的程序 用 Winsock 实现聊天的程序-Winsock chatting with the procedures used Winsock chatting with the procedures Winsock chatting with the procedures Winsock chatting procedures