You might want to make sure you're not on a blackhole list somewhere too.  

> -----Original Message-----
> From: Nate Carlson [mailto:natecars at real-time.com]
> Sent: Friday, May 11, 2001 4:54 PM
> To: tclug-list at mn-linux.org
> Subject: Re: [TCLUG] Freakish behavior
> 
> 
> On Fri, 11 May 2001, Mike Nielsen wrote:
> > There are some sites that I cannot send mail to, the 
> connection always times
> > out.   If from my linux firewall I telnet to the given smtp 
> server port 25 it
> > won't connect.  However if I telnet from a machine behind 
> the firewall (The
> > natted boxes get the same IP as the router) I connect just 
> fine.   It isn't
> > every smtp host just a few that I have run accross.  It 
> dosn't seem to be any
> > particular type of remote host either, some sendmail, some exchange.
> >
> > I can't seem to figure out what is going on.
> >
> > I have disabled the firewall and get the same result.
> >
> > Anyone ever run accross this type of thing before?
> 
> Do you have ip_masq_autofw or a similar module forwarding 
> ports 1024: into
> your internal network?
> 
> -- 
> Nate Carlson <natecars at real-time.com>   | Phone : (952)943-8700
> http://www.real-time.com                | Fax   : (952)943-8500
> 
> 
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