ERROR 1130: Host '192.168.1.3' is not allowed to connect to this MySQL server
如果出现以上情况导致不能连接数据库，可以尝试在mysql里面输入以下命令：
GRANT ALL PRIVILEGES ON *.* TO 'myuser'@'%' IDENTIFIED BY 'mypassword' WITH GRANT OPTION;
其中myuser是你想要从远程登陆的用户，mypassword是你想要远程登陆的用户的密码