Re: Error 426 when connecting to virtual directory

Tech-Archive recommends: Repair Windows Errors & Optimize Windows Performance

From: Mike R. (MikeR_at_discussions.microsoft.com)
Date: 10/12/04 

Date: Tue, 12 Oct 2004 09:45:03 -0700

Thank you Alun for your reply,

First when I started configuring my ftp server it gave me error 426 and
after couple days the error changed to 421.

How can I give you more information so we can troubleshoot this problem? Any
logs that you need to look at? Please let me know.

Thanks,

Mike

"Alun Jones [MSFT]" wrote:

> "Mike R." <MikeR@discussions.microsoft.com> wrote in message
> news:A84A370A-478D-4C70-B6DB-D361ECFD248F@microsoft.com...
> > 02:00:16 192.168.16.2 [2]USER administrator 331 0
> > 02:00:20 192.168.16.2 [2]PASS - 230 0
> > 02:02:55 192.168.16.2 [2]closed - 421 121
>
> 421 is a different error from 426. 421 is used to indicate a closure of the
> control connection, whereas 426 is used for closing the data connection.
> The win32-status field gives you some further information, which can be
> gleaned from "net helpmsg 121" - that tells you:
>
> "The semaphore timeout period has expired."
>
> Ignore, for now, the technical term "semaphore", and concentrate, instead,
> on the word "timeout". Now go back and look at the log, and you'll see that
> two and a half minutes, and no commands, came between the logon (USER and
> PASS commands) and the time when you were disconnected for no activity.
> This seems like everything's working as it should on the server's side.
>
> 426, on the other hand, is a very common error now that the world uses
> firewalls and NATs - which one are we debugging right now?
>
> Alun.
> ~~~~
>
>
>

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