模拟netstat的功能，扫描本机当前的所有tcp,udp连接，以及开放的端口信息...

EthernetSpy Debugger di rete per Windows NT 网络数据包拦截-EthernetSpy Debugger per Rete di Windows NT network packet interception

ping 的测试，可返回地址，数据包大小，及时间-ping test, and they can return to the address, packet size, and time

一个命令行下的嗅探器支持2k/xp/2003 -Under a command-line support 2k/xp/2003 sniffer

jsp实现图形验证码,用于实现jsp图形验证码-Verification Code realize graphics jsp, jsp used to realize graphics Verification Code

该代码能够实现蓝牙设备的搜索，根据搜索到的蓝牙地址，实现配对，连接。-The code enables Bluetooth devices to search, according to search for Bluetooth address, to achieve matching, connection.

网络端口的介绍 很详细，可以看看。 也可用来查找-network ports on the more detailed look. You also can be used to

IP packet Flooding

聊天室程序，包括客户端和服务端-chat room procedures, including client and server

获取计算机的名称和IP地址 获取计算机的子网掩码 获取计算机的DNS设置 获取计算机的网卡地址 获取计算机安装的协议 获取计算机提供的服务 获取计算机的所有网络资源 修改本地计算机的所有网络设置 获取计算机TCP/IP协议的所有信息-access to the computer name and IP address of the computer to obtain access to the subnet mask DNS set up computer access to the computer address of the network card installed computer access to the agreement to provide computer access to the services of all computer access to network resources amend local computer network configuration of all computer access TCP/IP all the information

上课的时候用VB编写的文件传输的技巧，有利于初级者学习-class of VB paper prepared by the transmission of skills and a conducive learning primary. .