用于PowerBuilder打印预览，可打印文字和图形并可进行放缩。

多聊和私聊的实现程序,对你们应该有很大的帮助哦-Private Chat, and chat over the procedures, you should be very helpful oh

Windows LDAP轻目录访问协议类及其示例！-Windows LDAP Directory Access Protocol light type and sample!

一个简单的计算机网络程序，描述计算机滑窗协议。实现回退N帧。-a simple computer network program, describes the computer sliding window of the agreement. Reverting to achieve N frame.

记数统计功能,全面记载浏览者的ip,操作系统,浏览时间等参数-counting statistics functions, comprehensive records of surfers ip, operating systems, time and other parameters View

TCP打洞参考 TCP打洞参考-TCP holes holes TCP reference reference

voip gate keeper test enviroment

C#多线程监听程序，朋友要的一个演示，正好放到这儿来了~！服务器端源程序-C# multithreading monitoring procedures, to a friend of a demonstration here is to put a ~! Server-source

一个TFTP的简单程序，包括客户端和服务器端，是我大学本科的作业。-a TFTP simple procedures, including client and server side, I college work.

WINSOCK简单介绍-briefed Winsock

实现EMAIL服务器功能，可以支持SMTP，POP3，TELNET和WEBEMAIL等协议.通过服务器可以建立自己喜欢的电子邮件.-achieve EMAIL server can support SMTP, POP3, such as TELNET and WEBEMAIL agreement. Through the server can establish their favorite e-mail.