(RH9.0)real user OK,"anonymous" fail to ls

 wu-ftpd version is 2.6.2 ,configured as :
  $ ./configure --enable-passwd --prefix=/usr --sysconfdir=/etc --localstatedir=/var --disable-dnsretry --enable-quota --enable-pam --disable-daemon --disable-newlines --disable-virtual --disable-plsm --disable-pasvip
 
 Real user OK.When login as anonymous  :
 Connected to 219.216.76.46.
 220 openarch.ddns.neu.edu.cn FTP server (Version wu-2.6.2(2) Sat Apr 3 01:08:35 CST 2004) ready.
 530 Please login with USER and PASS.
 530 Please login with USER and PASS.
 KERBEROS_V4 rejected as an authentication type
 Name (219.216.76.46:root): anonymous
 331 Guest login ok, send your complete e-mail address as password.
 Password:
 230 Guest login ok, access restrictions apply.
 ======================================
 Remote system type is UNIX.
 Using binary mode to transfer files.
 ftp> ls
 227 Entering Passive Mode (219,216,76,46,170,220)
 150 Opening ASCII mode data connection for /bin/ls.
 226 Transfer complete.
 ftp> pwd
 257 "/" is current directory.
 ftp> cd pub
 250 CWD command successful.
 ftp> pwd
 257 "/pub" is current directory.
 ftp> bye
 221-You have transferred 0 bytes in 0 files.
 221-Total traffic for this session was 662 bytes in 1 transfers.
 221-Thank you for using the FTP service on openarch.ddns.neu.edu.cn.
 221 Goodbye.
 
> ===========================
> Then I look at the log file :
> [root@openarch wu-ftpd-2.6.2]# tail  /var/log/messages 
> Apr  4 18:42:30 localhost ftpd[9666]: PASS [email protected]
> Apr  4 18:42:30 localhost ftpd[9666]: ANONYMOUS FTP LOGIN FROM openArch.ddns.neu.edu.cn [219.216.76.46], [email protected]
> Apr  4 18:42:30 localhost ftpd[9666]: SYST
> Apr  4 18:42:33 localhost ftpd[9666]: PASV
> Apr  4 18:42:33 localhost ftpd[9666]: LIST
> Apr  4 18:42:35 localhost ftpd[9666]: PWD
> Apr  4 18:42:39 localhost ftpd[9666]: CWD pub
> Apr  4 18:42:40 localhost ftpd[9666]: PWD
> Apr  4 18:43:49 localhost ftpd[9666]: QUIT
> Apr  4 18:43:49 localhost ftpd[9666]: FTP session closed
> ==============================
> Anyone has some suggestions ?
> Cheers,
>   Xiang
> 

                                                         

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