From: /dev/rob0 <rob0@gmx.co.uk>
To: netfilter@lists.netfilter.org
Subject: Re: Odd Problem - Connecting to SMTP
Date: Sun, 4 Sep 2005 15:04:54 -0500 [thread overview]
Message-ID: <200509041504.54209.rob0@gmx.co.uk> (raw)
In-Reply-To: <027a01c5b188$e13172b0$0ac8a8c0@defiant>
On Sunday 2005-September-04 13:49, Chris Shipman wrote:
> I have a strange problem. When I try to connect to a mail
> server from my linux router it can't connected to port 25. It seems
> like only port 25 is affected. The WAN port is DHCP and the LAN is
> set static with NAT enabled on outbound.
Many ISP's do block outbound SMTP for dynamic IP space because of the
prevalence of Windows spam worms. But ...
> However a computer behind my linux router has no trouble
> connecting to port 25. It's only when I try to connect from the
> linux router itself. I'm using IPTables 1.3.3
... this appears to refute that hypothesis in this case.
> Does anyone have an idea of what is causing this?
Perhaps you have an OUTPUT rule which you did not understand.
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next prev parent reply other threads:[~2005-09-04 20:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-09-04 18:49 Odd Problem - Connecting to SMTP Chris Shipman
2005-09-04 19:47 ` Yaman Saqqa
2005-09-04 20:04 ` /dev/rob0 [this message]
2005-09-06 21:01 ` R. DuFresne
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