计算机网络课程设计 多线程端口扫描器(TCP/UDP端口扫描)(java实现)带GUI界面

上传者: 44780816 | 上传时间: 2021-04-17 10:45:48 | 文件大小: 48KB | 文件类型: ZIP
计算机网络课程设计——端口扫描器的实现 1.利用Socket通信机制实现一个多线程的端口扫描器。 2.设计要求: 2.1用户界面:用户可以输入IP地址或IP地址段;输入端口号或端口号范围;列表显示主机名、开放的端口及开放端口上相应的服务名称。 2.2端口的有效范围是1~65535,在该范围内使用多线程机制循环创建客户端套接字对象,对某一地址(段)的主机端口进行扫描,若套接字没有发生异常,说明该端口打开并提供服务,返回该开放端口的类型(如UDP端口还是TCP端口)。 2.3 采用Java网络编程包java.io中提供的编程接口实现。

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