问为什么FTP配置好了，客户端可以连上，但是无法显示远程文件夹？

STATUS:>	Session started...
STATUS:>	Connecting to the server for transfer...
		220 (vsFTPd 3.0.2)
STATUS:>	Authenticating for 'sioeye1'...
COMMAND:>	USER sioeye1
		331 Please specify the password.
COMMAND:>	PASS ****
		530 Login incorrect.
ERROR:>	Authentication failed.
STATUS:>	Authenticating for 'sioeye1'...
COMMAND:>	USER sioeye1
		331 Please specify the password.
COMMAND:>	PASS ****
		530 Login incorrect.
ERROR:>	Authentication failed.
STATUS:>	Current connection closed.
STATUS:>	Connecting to the server for transfer...
		220 (vsFTPd 3.0.2)
STATUS:>	Authenticating for 'sioeye1'...
COMMAND:>	USER sioeye1
		331 Please specify the password.
COMMAND:>	PASS ****
		530 Login incorrect.
ERROR:>	Authentication failed.
STATUS:>	Authenticating for 'sioeye1'...
COMMAND:>	USER sioeye1
		331 Please specify the password.
COMMAND:>	PASS ****
		530 Login incorrect.
ERROR:>	Authentication failed.
STATUS:>	Authenticating for 'sioeye1'...
COMMAND:>	USER sioeye1
		331 Please specify the password.
COMMAND:>	PASS ****
		230 Login successful.
COMMAND:>	PWD
		257 "/var/ftp/test"
STATUS:>	Listing folder '/var/ftp/test'...
COMMAND:>	CWD /var/ftp/test
		250 Directory successfully changed.
COMMAND:>	PWD
		257 "/var/ftp/test"
COMMAND:>	TYPE A
		200 Switching to ASCII mode.
COMMAND:>	PASV
		227 Entering Passive Mode (106,53,237,116,255,121).
ERROR:>	Listing folder failed.
STATUS:>	Listing folder '/var/ftp/test'...
COMMAND:>	CWD /var/ftp/test
		250 Directory successfully changed.
COMMAND:>	PWD
		257 "/var/ftp/test"
COMMAND:>	TYPE A
		200 Switching to ASCII mode.
COMMAND:>	PASV
		227 Entering Passive Mode (106,53,237,116,255,128).
ERROR:>	Listing folder failed.
STATUS:>	Changing to the folder '/var/ftp/test'...
COMMAND:>	CWD /var/ftp/test
		250 Directory successfully changed.
COMMAND:>	PWD
		257 "/var/ftp/test"
STATUS:>	Changing folder completed.

anonymous_enable=NO

local_enable=YES

write_enable=YES

local_umask=022
allow_ftpd_full_access

dirmessage_enable=YES

xferlog_enable=YES

connect_from_port_20=YES

pam_service_name=vsftpd
userlist_enable=YES
tcp_wrappers=YES

connect_from_port_20=YES


ascii_upload_enable=NO
ascii_download_enable=NO

chroot_local_user=YES
chroot_list_enable=YES
chroot_list_file=/etc/vsftpd/chroot_list
pam_service_name=vsftpd
tcp_wrappers=YES
allow_writeable_chroot=YES
listen_port=60021
port_enable=YES
pasv_enable=YES
pasv_min_port=65400
pasv_max_port=65410
pasv_address=**********
local_root=/var/ftp/test
use_localtime=YES

dual_log_enable=YES