One: solve 2003:
Firewall issues, need to open the corresponding port (3306), or turn off the firewall;
1. Open ports 3306: firewall-cmd --zone = public --add-port = 3306 / tcp --permanent then restart the firewall
Command Meaning:
--zone # Scope
--add-port = 3306 / tcp # Add port, the format is: port / protocol
--permanent # permanent, this parameter does not restart after failure
Firewall simple command:
Restart the firewall:
Firewall-cmd --reload
Check firewall status: firewall-cmd --state
Turn off the firewall: systemctl stop firewalld.service
Turn on the firewall: systemctl start firewalld.service
Prohibition boot start the firewall: systemctl disable firewalld.service
2. Turn off the firewall: turn off the firewall: systemctl stop firewalld.service (temporarily closed)
Prohibition boot start the firewall: systemctl disable firewalld.service
II: 1130 to address:
In the virtual machine to install mysql mysql account to log in, change the "mysql" database of "user" list item "host", the original "localhost" to "%";
mysql -uroot -p password
mysql>use mysql;
mysql>update user set host = '%' where user = 'root';
mysql>select host, user from user;
mysql> flush privileges or mysql> service mysqld restart the above settings to take effect
