Summary: FTP error: Can't build data connection....

From: Rafael Angarita (rangarita@telcel.net.ve)
Date: Wed Mar 05 2003 - 10:56:02 EST


    Hi, below is the original question.

    The "solution" was to reboot the server... everything is ok for now...

Rafael Angarita wrote:

> Hi,
>
> I'm having problems with my ftp service, sometimes (in an
> unpredictable way) the ftp client is displaying the message:
> ftp> ls
> 200 PORT command successful.
> 425 Can't build data connection: Address already in use
>
> The environment is:
> - Solaris 7 (last cluster of patches applied)
> - Ftp server: proftp (tried wu-ftp and the I got the same error)
> - tcp_time_wait_interval is 30000 (configured using ndd, I didn't
> reboot the machine)
> - ftp clients are under Solaris and windows
> - There's over 5000 connections to ports 20 and 21 in any state
> (established, time_wait)
>
> Any suggestions?
>
> Thanks for your help,
>

-- 
Rafael Angarita
Systems Administrator
(+58212)(2009765)
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