背景：
学习docker时安装nginx后，在服务器中可以用curl可以访问，浏览器中访问不了。
现象：
服务器本地访问
[root@like ~]# curl localhost:80 <!DOCTYPE html> <html> <head> <title>Welcome to nginx!</title> <style> html { color-scheme: light dark; } body { width: 35em; margin: 0 auto; font-family: Tahoma, Verdana, Arial, sans-serif; } </style> </head> <body> <h1>Welcome to nginx!</h1> <p>If you see this page, the nginx web server is successfully installed and working. Further configuration is required.</p> <p>For online documentation and support please refer to <a href="http://nginx.org/">nginx.org</a>.<br/> Commercial support is available at <a href="http://nginx.com/">nginx.com</a>.</p> <p><em>Thank you for using nginx.</em></p> </body> </html>
浏览器访问时为：
解决办法：
1、添加新的防火墙规则，开放对应的端口
2、iptables 问题，设置将数据转发到本机的其他网卡设备上就可以了。命令为：iptables -P FORWARD ACCEPT