有visual Basic 中的winsocket控件实现文件的传输,只能在局域网内使用...

获取本机ip，mac地址和时间，依次转换成16进制字符串，并连接到一起，返回的字符串可以作为数据库编程创建数据表的主键ID.-Access to the local ip, mac address and time, followed by 16 to convert hexadecimal string, and connect together, the return of the string can be used as a database programmer to create data table primary key ID.

一个多播的聊天程序，运行多个实例，然后加入同一个组即可聊天。不过建议在98下运行，2000未测试过。--A multi-broadcast chat program, it can run multiple instances at the same time, then join the same chat group. But we suggested to run it in windows98 moves,it has not tested in windows2000.

网络聊天，网络应用，windows开发，系统集成-Network chat, network applications, windows development, system integration

一个子网掩码的算法工具 减轻了大家对子网的麻烦 希望对大家有用-A subnet mask of the algorithm we want to be useful tools for

此程序是在windows visual C＋＋下实现的socket程序，能支持多人聊天，运行界面是dos。-This procedure is in the windows visual C under the socket procedures, can support more than chat, the interface is running dos.

一个服务器端，两个客户端：student和teacher两者权限不一，更能不一；能进行简单的选课、发送通知等功能-a server, two clients : student and teacher competence of the two different and more mixed; Can a simple classes, sent notification function

example for windows socket UDP.

用vc++演示电子邮件收发的实例程序源代码-Using vc++ demo to send and receive e-mail source code examples

TCP.IP终端程序源代码-TCP.IP terminal program source code

本ping程序实现了ping.exe的基本功能，并且使用了ip报文中记录路由的字段，实现了路由记录功能，并附详细的说明文档。-the ping program of the basic functions of privileges, and the use of the ip packet routing record fields, achieving record routing function, together with detailed documentation.