> And of course, if SMTP logging is turned on, Imail will dutifully log
> each and every "unknown user" rejection. And as we saw in his logs,
> if "max RCPT TO: per session" limit is setr and exceeded, rather than
> disconnect the SMTP brutally, Imail politely rejects and logs each
> (valid/invalid) recipient@ beyond the limit, continuing the DoS at
> full SPAM speed.
>
> The size of the log files explodes to 100's of mb's, as he reported.
This just happened to us. Logs went from 3 to 10 MB a day up to 700 to 1200
MB a day. I had just cleaned 700MB of old mail off the server, and the next
day the space was gone. It took me a while to figure out what was
happening.
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