WheezyにVSFTPD v2.3.2をインストールしました。 FTPクライアント（filezilla v3.5.3）に何かを入れようとすると、アップロードが終了するまで切断/再接続を中断してファイルの229376バイト部分を送信します。とても退屈です...
これはvsftpd.confです：
listen=YES
use_localtime=YES
nopriv_user=ftpsecure
connect_from_port_20=YES
ssl_enable=YES
ssl_tlsv1=YES
ssl_sslv2=NO
ssl_sslv3=NO
ssl_ciphers=HIGH
rsa_cert_file=/etc/vsftpd/ssl/vsftpd.pem
require_ssl_reuse=NO
debug_ssl=YES
vsftpd_log_file=/var/log/vsftpd.log
syslog_enable=NO
xferlog_enable=YES
log_ftp_protocol=YES
anonymous_enable=NO
anon_world_readable_only=NO
local_enable=YES
local_umask=022
local_root=/var/www
user_config_dir=/etc/vsftpd/users
guest_enable=YES
guest_username=virtual
chroot_local_user=YES
chroot_list_enable=YES
chroot_list_file=/etc/vsftpd.chroot_list
ftpd_banner=welcome to our ftp service.
dirmessage_enable=YES
message_file=.message
dirlist_enable=YES
ls_recurse_enable=YES
secure_chroot_dir=/var/run/vsftpd
pam_service_name=vsftpd
tcp_wrappers=NO
以下はvsftpdログ（1サイクル）です。
Status: Connecting to ***.***.***.***:21...
Status: Connection established, waiting for welcome message...
Response: 220 welcome to our ftp service.
Command: AUTH TLS
Response: 234 Proceed with negotiation.
Status: Initializing TLS...
Status: Verifying certificate...
Command: USER MyFTPLogin
Status: TLS/SSL connection established.
Response: 331 Please specify the password.
Command: PASS ***********
Response: 230 Login successful.
Command: OPTS UTF8 ON
Response: 200 Always in UTF8 mode.
Command: PBSZ 0
Response: 200 PBSZ set to 0.
Command: PROT P
Response: 200 PROT now Private.
Status: Connected
Status: Starting upload of /home/me/my_file.zip
Command: CWD /MyServerFolder
Response: 250 Directory successfully changed.
Status: Retrieving directory listing...
Command: TYPE I
Response: 200 Switching to Binary mode.
Command: PASV
Response: 227 Entering Passive Mode (***,***,***,***,84,146).
Command: LIST
Response: 150 Here comes the directory listing.
Response: 226 Directory send OK.
Command: PASV
Response: 227 Entering Passive Mode (***,***,***,***,44,227).
Command: REST 117440512
Response: 350 Restart position accepted (117440512).
Command: STOR my_file.zip
Response: 150 Ok to send data.
Error: Connection timed out
Error: File transfer failed after transferring 229376 bytes in 20 seconds
とfilezillaログ（また1サイクル）：
Status: Connecting to ***.***.***.***:21...
Status: Connection established, waiting for welcome message...
Response: 220 welcome to our ftp service.
Command: AUTH TLS
Response: 234 Proceed with negotiation.
Status: Initializing TLS...
Status: Verifying certificate...
Command: USER MyFTPLogin
Status: TLS/SSL connection established.
Response: 331 Please specify the password.
Command: PASS ***********
Response: 230 Login successful.
Command: OPTS UTF8 ON
Response: 200 Always in UTF8 mode.
Command: PBSZ 0
Response: 200 PBSZ set to 0.
Command: PROT P
Response: 200 PROT now Private.
Status: Connected
Status: Starting upload of /home/me/my_file.zip
Command: CWD /MyServerFolder
Response: 250 Directory successfully changed.
Status: Retrieving directory listing...
Command: TYPE I
Response: 200 Switching to Binary mode.
Command: PASV
Response: 227 Entering Passive Mode (***,***,***,***,84,146).
Command: LIST
Response: 150 Here comes the directory listing.
Response: 226 Directory send OK.
Command: PASV
Response: 227 Entering Passive Mode (***,***,***,***,44,227).
Command: REST 117440512
Response: 350 Restart position accepted (117440512).
Command: STOR my_file.zip
Response: 150 Ok to send data.
Error: Connection timed out
Error: File transfer failed after transferring 229376 bytes in 20 seconds
安全でない接続（force_local_data_ssl = NOおよびforce_local_logins_ssl = NO）を使用できるようにconfを設定すると、すべてがうまく機能します。
安全な接続を正しく使用するための説明/解決策はありますか？ありがとうございます。
ある字型。