How to give FTP access to a single user

Hi all,

How can i give ftp access to single user on solaris9 system? others should not have the ftp access. i know about ftpusers file in /etc/ftpd but still what about if so many new users are created daily?

And now for that single user how can we restict him to ftp the files only from /tftpboot to other systems?

please help me.

regards,
santhosh

What solaris version are you using?

solaris 9