Что-то уже сделал не так и Vsftpd не слушает порт.
listen=YES
listen_ipv6=YES
anonymous_enable=NO
local_enable=YES
write_enable=YES
dirmessage_enable=NO
use_localtime=YES
xferlog_enable=YES
connect_from_port_20=YES
data_connection_timeout=600
chroot_local_user=YES
chroot_list_enable=YES
chroot_list_file=/etc/vsftpd/vsftpd_users
secure_chroot_dir=/var/run/vsftpd/empty
pam_service_name=vsftpd
rsa_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem
rsa_private_key_file=/etc/ssl/private/ssl-cert-snakeoil.key
ssl_enable=NO
user_config_dir=/etc/vsftpd
vsftpd.service - vsftpd FTP server
Loaded: loaded (/lib/systemd/system/vsftpd.service; enabled)
Active: failed (Result: exit-code) since вт 2015-10-27 10:51:03 EET; 11min ago
Process: 13656 ExecStart=/usr/sbin/vsftpd /etc/vsftpd.conf (code=exited, status=2)
Process: 13653 ExecStartPre=/bin/mkdir -p /var/run/vsftpd/empty (code=exited, status=0/SUCCESS)
Main PID: 13656 (code=exited, status=2)
webmak systemd[1]: vsftpd.service: main process exited, code=exited, status=2/INVALIDARGUMENT
webmak systemd[1]: Unit vsftpd.service entered failed state.