01 02 echo "当前页面服务器IP地址为:"; 03 echo $_SERVER["SERVER_ADDR"]; 04 echo ""; 05 echo "当前客户端IP地址为:"; 06 echo $_SERVER["REMOTE_ADDR"]; 07 echo ""; www.2cto.com 08 echo "当前端口为:"; 09 echo $_SERVER["SERVER_PORT"]; 10 ?>