InstallMgr won't successfully refresh or update modules.

On Fedora Core 3 (and lower versions as well) InstallMgr will not refresh or install modules.

Output of installmgr -r crosswire:

[ts1@sevendust thespirit]# installmgr -r crosswire

• About to connect() to ftp.crosswire.org port 21
• Trying 64.140.154.250... * connected
• Connected to ftp.crosswire.org (64.140.154.250) port 21
  < 220 (vsFTPd 1.2.1)
  > USER ftp
  < 331 Please specify the password.
  > PASS installmgr@user.com
  < 230 Login successful.
• We have successfully logged in
  > PWD
  < 257 "/"
• Entry path is '/'
  > CWD pub
  < 250 Directory successfully changed.
  > CWD sword
  < 250 Directory successfully changed.
  > CWD raw
  < 250 Directory successfully changed.
  > EPRT |1|192.168.5.110|33053|
  < 500 Bad EPRT protocol.
  > LPRT 4,4,192,168,5,110,2,129,29
  < 500 Unknown command.
  > PORT 192,168,5,110,129,29
  < 500 Illegal PORT command.
• Connection #0 to host ftp.crosswire.org left intact
• About to connect() to ftp.crosswire.org port 21
• Trying 64.140.154.250... * connected
• Connected to ftp.crosswire.org (64.140.154.250) port 21
  < 220 (vsFTPd 1.2.1)
  > USER ftp
  < 331 Please specify the password.
  > PASS installmgr@user.com
  < 230 Login successful.
• We have successfully logged in
  > PWD
  < 257 "/"
• Entry path is '/'
  > CWD pub
  < 250 Directory successfully changed.
  > CWD sword
  < 250 Directory successfully changed.
  > CWD raw
  < 250 Directory successfully changed.
  > EPRT |1|192.168.5.110|33055|
  < 500 Bad EPRT protocol.
  > LPRT 4,4,192,168,5,110,2,129,31
  < 500 Unknown command.
  > PORT 192,168,5,110,129,31
  < 500 Illegal PORT command.
• Connection #0 to host ftp.crosswire.org left intact
  Remote Source Refreshed

[ts1@sevendust thespirit]#

On the mailing list, someone suggested there was a fix, however I have been unable to find anything on it in the archives, nor through google searches.