You may need to put the database you're trying to connect
mysql -h 192.168.0.4 -uroot database -p
or add the host 192.168.0.4 to the mysql.host table
mysql mysql -e 'describe host' to construct your insert statement
mysql mysql -e 'insert into host VALUES('192.168.0.4','dbname','Y',.......)
This may help
CT