[100298] in North American Network Operators' Group
Re: Misguided SPAM Filtering techniques
daemon@ATHENA.MIT.EDU (Sean Donelan)
Sun Oct 21 12:33:09 2007
Date: Sun, 21 Oct 2007 12:19:09 -0400 (EDT)
From: Sean Donelan <sean@donelan.com>
To: nanog list <nanog@nanog.org>
In-Reply-To: <471B78E2.7040905@lahai.com>
Errors-To: owner-nanog@merit.edu
On Sun, 21 Oct 2007, Gaurab Raj Upadhaya wrote:
> It's not just mail. These days the mantra seems to be "only allow port
> 80 and 443 through, the users don't need anything else." specially in
> situations you cite (public wifi, hotel nets etc.). In these cases, i
> believe even ssh won't go through. Default settings in some devices
> don't help either.
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