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Re: postfix, spamassassin and spam ~ blocking cable and adsl modems



Steven Jones <thing@katrina.thing.dyndns.org> writes:

> We seem to be, being hit with in excess of 12,000 spam emails per day from adsl
> and cable modems in the US alone. Then we get brute force attacked....the
> server at times gets somewhat stretched...
>
> What would ppl suggest it the most efficient way to block such addresses?

Use bl.spamcop.net as a dnsbl, which lists currently spamming IPs
instead of just blacklisting entire netblocks of mostly innocent
bystanders.

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