What is the error you are getting??
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'IDENTIFIED BY 'root' WITH GRANT OPTION' at line 1
Try the below command:
GRANT ALL PRIVILEGES ON *.* TO 'root'@'192.168.47.128' IDENTIFIED BY 'root' WITH GRANT OPTION;