检查一个tcp或udp端口是否被占用

C#中XML解析的DEMO程序，绝对经典！学习C#者必备-C# In XML parsing DEMO procedures, an absolute classic! Learning C# Are essential

MFC开发的聊天室，有server和client 支持多人聊天 适合MFC开发者学习和使用- a chat room developed in mfc support multi_person chating

多用户通信的时分复用，每个节点在其固定的时间内发送数据包，采用OPNET仿真工具-Multi-user time division multiplexing communications, each node in the fixed period of time to send data packets, using OPNET simulation tool

VB编写的文件传输程序-VB prepared the file transfer process

ip代理工具 -ip proxy tool

串口通信-Serial Communication

可以对网络传输的文件进行管理，将文件进行网络拷贝-network transmission can document management, network file copy

旋木留言本 V1.4.rar 1 增加记录IP功能 2 防止提交留言时刷新和从外部提交留言 3 可自定义最大留言字数 4 管理留言时可自动刷新页面，大大方便管理 5 在搜索结果内突出显示关键字 6 增强了安全性-Turnery V1.4.rar a message of the record increase in IP functions to prevent the two messages at set and from the outside can submit messages from the three largest definition of the word four voice messages can be managed automatically update pages, greatly facilitate the management of five in the search results within six highlighted keyword enhanced security

c++ builder socket 通讯-c++ builder socket communication

iscsi的源码，希望有用,这个是从英特尔网上连接到下载的，大家看看吧-ISCSI source of hope useful, this is from Intel to connect to the Internet to download, we look at it