C#高性能的Socket服务器及客户端封装，实测服务器端支持6w个连接

ngrep strives to provide most of GNU grep s common features, applying them to the network layer. ngrep is a pcap-aware tool that will allow you to specify extended regular or hexadecimal expressions to match against data payloads of packets. It currently recognizes TCP, UDP and ICMP across Ethernet, PPP, SLIP, FDDI, Token Ring and null interfaces, and understands bpf filter logic in the same fashion as more common packet sniffing tools, such as tcpdump and snoop.

一个用VC编写的网络电话例程-a VC prepared by the telephone network routines

小区宽带网接入技术及宽带网络布线-Area Broadband Network Broadband Access Technology and Network Cabling

网络通信的例子，得用TCP协议和UDP协议实现，代码很精简，重点突出。-Examples of network communication, to use TCP protocol and UDP protocol, the code is very concise and focused.

DNSQuery,能查询域名是否注册，给定一个ip可查询它所指向的域名-DNSQuery can inquiries whether the domain name registration, to be scheduled for an ip it directly to the domain name

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一个很好的电子商务网站-a good e-commerce site

文章管理系统,基于web的.-article management system, web-based.

一个使用yui-ext库，用Javascript编写的web login界面，展示了yui-ext的功能-a use yui- ext basement, prepared using Javascript web login interface, which shows a yui- ext function

该程序为PC机与单片机通过RS-232串行口通信的PC端程序，含界面设计和串口设置-The program for the PC and MCU through the RS-232 serial port of the PC client communication procedures, including interface design and the serial port settings