Mysql master/Master replication + keepalived high availability (using VIP to access the database prompts that connection is not allowed)

Mysql master/Master replication + keepalived high availability (using VIP to access the database prompts that connection is not allowed)
ERROR 1130 (HY000): Host 'nginx-vip 'is not allowed to connect to this MySQL server mysql> grant all privileges on *. * TO 'slave '@' 192. 168.0.20.'identified BY 'slave 'with grant option; Query OK, 0 mysql> use mysql; reading table information for completion of table and column namesYou can turn off this feature to get a quicker startup with-A Database changedmysql> select user, host from user; + ------- + --------------- + | user | host | + ------- + --------------- + | root | % | root | 127.0.0.1 | slave | 192.168.0.231 | slave | 192.168.0.0.1 | root | :: 1 | localhost | nginx01 | root | nginx01 | + ------- + --------------- + 8 rows in set (0.00 sec)