Someone

1. anonymous_enable =NO
2. local_enable=YES
3. service vsftpd start
4.
groupadd ftp-users
mkdir /home/ftp-docs
5.
chmod 750 /home/ftp-docs
chown root:ftp-users /home/ftp-docs
6.
useradd -g ftp-users -d /home/ftp-docs user1
passwd user1