- anonymous_enable=NO
- local_enable=YES
- write_enable=NO
- anon_upload_enable=NO
- anon_mkdir_write_enable=NO
- anon_other_write_enable=NO
- chroot_local_user=YES
- guest_enable=YES
- guest_username=virtual
- listen=YES
- listen_port=10021
- pasv_min_port=30000
- pasv_max_port=30999