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This article introduces the knowledge of "how to solve the problem that MySQL cannot be accessed remotely". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Turn off / enable Red hat Firewall

/ * turn off the firewall * /

Service iptables stop

/ * enable firewall * /

Service iptables start

/ * turn off the firewall by default * /

Chkconfig iptables off

Authorization law.

For example, if you want myuser to connect to the mysql server from any host using mypassword.

GRANT ALL PRIVILEGES ON *. * TO 'myuser'@'%' IDENTIFIED BY' mypassword' WITH GRANT OPTION

FLUSH PRIVILEGES

If you want to allow the user myuser to connect to the mysql server from the host with ip 192.168.1.6, and use mypassword as the password

GRANT ALL PRIVILEGES ON *. * TO 'myuser'@'192.168.1.3' IDENTIFIED BY' mypassword' WITH GRANT OPTION

FLUSH PRIVILEGES

If you want to allow the user myuser to connect to the dk of the mysql server from the host with an ip of 192.168.1.6, and use mypassword as the password

GRANT ALL PRIVILEGES ON dk.* TO 'myuser'@'192.168.1.3' IDENTIFIED BY' mypassword' WITH GRANT OPTION

FLUSH PRIVILEGES

The first method I used, at first, I found that it didn't work. I looked it up on the Internet and executed one less statement > FLUSH RIVILEGES to make the change effective. That's it.

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