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常用端口号:
http:80 ftp:21 telnet(远程登录协议):23
//获取本机的InetAddress实例InetAddress address = InetAddress.getLocalHost();//根据机器名获取实例InetAddress address2=InetAddress.getByName("Archiver");//根据机器名获取实例InetAddress address2=InetAddress.getByName("192.168.126.1");address.getHostName()address.getHostAddress()byte[] bytes=address.getAddress();
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