is not allowed to connect to this MySql server

在其他机子上链接到mac上的mysql的时候报错：is not allowed to connect to this MySql server

userdeMacBook-Pro:~ user$ mysql -h localhost -u root

Welcome to the MySQL monitor.  Commands end with ; or \g.

Your MySQL connection id is 785

Server version: 5.6.21 MySQL Community Server (GPL)

Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark of Oracle Corporation and/or its

affiliates. Other names may be trademarks of their respective

owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> grant all privileges on *.* to 'root'@'%' with grant option;

Query OK, 0 rows affected (0.00 sec)

mysql> flush privileges;

Query OK, 0 rows affected (0.00 sec)

mysql> exit

Bye

userdeMacBook-Pro:~ user$ 

如此即可连接上了