Update centos firewall settings to enable port 80 access

Check whether port 80 of the server is blocked by the firewall. Run the following command:Telnet server_ip 80To test.

1>. The solution is as follows:

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1	/Sbin/iptables-I input-P TCP -- dport 80-J accept

2>. Then save:

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1	/Etc/rc. d/init. d/iptables save

3>. Restart the firewall.

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1	/Etc/init. d/iptables restart

In addition, you can also disable the centos firewall and disable its services (but it seems to be "Temporarily Closed !!! Restart again !!!) :

View centos Firewall Information:/Etc/init. d/iptables status

disable the centos Firewall Service: /etc/init. d/iptables stop