Re: TCP/IP Security Limits - WinXP and XWIN.exe

[René Berber <r dot berber at computer dot org>]

Mark Edwards wrote:

> I am using cygwin on winXPSP2 to run a linux-hosted tk application.
> The application is invoked using a batch file which uses ssh to invoke
> the application remotely on a linux box and cause it to display its
> GUI on the windows desktop.
> 
> Unfortunately, once I close the application down, I experience failure
> of the networking on the WinXP box. I can't make any connection in or
> out of the box and any attempt to 'repair' the interface results in
> the NIC not being able to obtain an IP address via DHCP. The only way
> to resolve the issue is to reboot the box or to disable/enable the
> network card.
> 
> Inspection of the Windows Event Log reveals the following omminous
> warning...
> 
> "TCP/IP has reached the security limit imposed on the number of
> concurrent TCP connect attempts."
[snip]
> 
> * How do I resolve these issues?
> 
> Stop the application that is responsible for the failing connection
> attempts.

And fix the application.

> Anyone run into this one before with XWin.exe?

No.

> If so a nudge in the right direction would be much appreciated.

netstat -nb (and a lot of patience) or netstat -anb (which of course will take a
long time).
-- 
René Berber


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