RE: [cobalt-users] speaking of spam...

["Dom Latter" <d.latter@xxxxxxx>]

> Tonight my log literally *filled* up with this message:
> Feb  6 21:44:55 www sendmail[12415]: f174isD12415: ruleset=check_mail,
> arg1=<lance14@xxxxxxxxxxxxxx>, relay=mail.nizzy.ne.jp [211.123.33.12],
> reject=501 5.1.8 <lance14@xxxxxxxxxxxxxx>... Domain of sender address
> lance14@xxxxxxxxxxxxxx does not exist

Somebody - almost certainly a spammer - is attempting to send mail to 
one of your users, from mail.nizzy.ne.jp, which is almost certainly an
open relay, and sendmail is rejecting it on account of the from address
being an obvious forgery.

> This is one of those linux-newbie questions.

You?  A newbie?

Talking of spam, what is it with catch-alls?  Who wants it?
We bounce between 200 and 500 emails a day addressed to 
unknown users.