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1. Problem description

For security reasons, the newly built server cluster only opened a few ports, but it still could not be accessed remotely after the ports were open. after finding the problem, it was found that the firewall needed to open the ports. so use the following command to modify the firewall to allow remote access to the port.

two。 Solution method

Use the command line to execute the statement as follows:

Firewall-cmd-zone=public-add-port=80/tcp-permanent

Firewall-cmd-reload

The above article under the Linux server to modify the firewall to allow remote access to the port is the editor to share with you all the content, I hope to give you a reference, but also hope that you support more.

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