邮件收发系统

The iputils package contains ping, a basic networking tool. The ping command sends a series of ICMP protocol ECHO_REQUEST packets to as pecified network host and can tell you if that machine is alive and receiving network traffic.ipv6calc is a small utility which formats and calculates IPv6 addresses in different ways. It extends the existing address detection on IPv6 initscript setup or make life easier in adding reverse IPv6 zones to DNSor using in DNS queries like nslookup -q=ANY ipv6calc -r 3ffe:400:100:f101::1/48`-The iputils package contains ping, a basic networking tool. The ping command sends a series of ICMP protocol ECHO_REQUEST packets to as pecified network host and can tell you if that machine is alive and receiving network traffic.ipv6calc is a small utility which formats and calculates IPv6 addresses in different ways. It extends the existing address detection on IPv6 initscript setup or make life easier in adding reverse IPv6 zones to DNSor using in DNS queries like nsl

用visual c++编写的tcp客户端应用程序-Using visual c++ Prepared tcp client application

telnetmfc.rar

一个用c++编写的聊天程序（服务器端），提供给大家参考！-a prepared with the chat program (server) to provide for your reference!

RCC时间服务器源代码(for WINNT)-RCC time server source code (for WINNT)

100%Java编写及时报信工具，适用于网络通信-100% Java to prepare timely notify tools, applicable to network communication

最简单的SDK服务端与客户端程序-most simple SDK server and client programs

采用DirecShow通过网络传输实现远程视频动态播放,-DirecShow transmitted over the network using remote video dynamic player,

一个简单的 websocket的例子，非常适合初学者。能够简单的发请求，并且响应。代码结果比较简单，逻辑也很简单。对于入门的初学者非常实用，如果想深入了解就不太适用了。

用asp编写的无组件上传文件代码，请需要的网友们下载阿-prepared with the asp-code components upload documents, the net surfers download A