= FTP server =

Ref [https://linuxhint.com/setup-vsftpd-ftp-server-on-debian10/ here]

 1. install vsftp
{{{
$ apt install vsftpd
}}}
 2. cp config to backup
{{{
$ sudo cp /etc/vsftpd.conf /etc/vsftpd.conf.orig
}}}
 3. edit config /etc/vsftpd.conf
{{{
listen=YES
listen_ipv6=NO
connect_from_port_20=YES
anonymous_enable=NO
local_enable=YES
write_enable=YES
chroot_local_user=YES
allow_writeable_chroot=YES
secure_chroot_dir=/var/run/vsftpd/empty
pam_service_name=vsftpd
pasv_enable=YES
pasv_min_port=40000
pasv_max_port=45000
userlist_enable=YES
userlist_file=/etc/vsftpd.userlist
userlist_deny=NO
}}}
 4. Add the user in existing Linux user to the allowed FTP users list: in ex. allow user '''demo'''
{{{
$ echo "demo" | tee -a /etc/vsftpd.userlist
}}}
 5. restart /etc/init.d/vsftpd restart or systemctl restart vsftpd