At 03:04 AM 11.10.2002 +0100, Gustaf Sjoberg wrote: >On Sat, 09 Nov 2002 15:13:09 -0600 >"W. D." <[EMAIL PROTECTED]> wrote: > >either block incomming port 25 connections or set the smtserver to require authentication. > >ipfw entry could look something like: > >add <rule#> deny log tcp from any to <yourip> 25 in recv <interface> > >>Hi folks, >> >>I've got some bozo from: >> >> SpaWeb1.spaelegance.com..auth >> >>doing all kinds of SMTP activity on my FreeBSD server. Does anyone >>know how to stop this? What kind of entry would I add to ipfw? >> >>Does anyone know what vulnerability this might be? How to stop >>permanently? >>
Get the IP of the spammer if possible. I've had to use a total block like this: ##### DENY INTRUDER through external interface #${fwcmd} add deny all from 66.000.00.000 to any via ${oif} Reload the firewall rules.... Best regards, Jack L. Stone, Administrator SageOne Net http://www.sage-one.net [EMAIL PROTECTED] To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-questions" in the body of the message