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Re: Idea for a new Linux-related site



Hi,

On Thu, 1 Jan 1998, Eli Marmor wrote:

> > A user can contact an SMTP server from another host (otherwise ISPs would
> > not have been able to provide outgoing mail for PPP hosts), and I don't
> > think there is a header which says from which host the socket connection
> > was made. Normally, the SMTP servers don't even filter the hosts from
> > which one can connect to them.
> 
> True for the old and happy days of the Internet. But hey, we are in
> 1998!  I cannot believe that there are still ISPs who allow relaying!
> All the SMTP servers (including sendmail) already have this feature,
> and ISPs are the first to know it. Moreover, the servers of most of
> the ISPs denies even messages from legal customers, in suspected cases
> (e.g. spamming). The rules for these features are very easy, and even
> I know how to implement them.

I don't know about ISPs, but some of the main Technion servers still allow
that. I guess the academy here lacks interest in preventing spam.

Shachar.

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Shachar Tal - Computer Science, Technion, Israel Institute of Technology
email: shachar@vipe.technion.ac.il, shachar@il.eu.org
KeyID 0481FEF1 fingerprint = 52 1B 97 6A F2 77 AE C6  64 B6 5A 5E 14 28 8E 7E
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