Navicat遠端連線不上mysql解決方案

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[[email protected] ~]# /sbin/iptables -I INPUT -p tcp --dport 3306 -j ACCEPT
[[email protected] ~]# /etc/rc.d/init.d/iptables save
bash: /etc/rc.d/init.d/iptables: 沒有那個檔案或目錄
[[email protected] ~]# /etc/init.d/iptables restart
bash: /etc/init.d/iptables: 沒有那個檔案或目錄
[[email protected] ~]# /etc/init.d/iptables status
bash: /etc/init.d/iptables: 沒有那個檔案或目錄

 

CentOS7改了,以上命令有問題了,下面的可以。

# systemctl stop firewalld.service
# systemctl disable firewalld.servie

或者

# firewall-cmd --permanent --zone=public --add-port=3306/tcp


[[email protected] ~]# firewall-cmd --permanent --zone=public --add-port=3306/tcp
success

緊接著,CentOS7上,

只允許使用者root從ip為192.168.x.x的主機串連到mysql伺服器,並使用password作為密碼

GRANT ALL PRIVILEGES ON *.* TO ‘root‘@‘192.168.x.x‘ IDENTIFIED BY ‘password‘ WITH GRANT OPTION;

FLUSH   PRIVILEGES;

 

操作如下:

登入到mysql

MariaDB [(none)]> use mysql;

MariaDB [mysql]>
MariaDB [mysql]> GRANT ALL PRIVILEGES ON *.* TO ‘root‘@‘192.168.1.104‘ IDENTIFIED BY ‘123456‘ WITH GRANT OPTION;
Query OK, 0 rows affected (0.00 sec)

MariaDB [mysql]> FLUSH PRIVILEGES;
Query OK, 0 rows affected (0.00 sec)

MariaDB [mysql]> quit
Bye

 

用戶端,串連成功。

Navicat遠端連線不上mysql解決方案

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