I got the following reply regarding Land Attack which might well be it. Info is at http://www.wired.com/news/technology/0,1282,8707,00.html http://support.microsoft.com/support/kb/ARTICLES/Q165/0/05.asp >Envelope-to: adamrichardson@eircom.net >From: "Rob Tashjian" <rwt@netopia.com> >To: "Adam Richardson" <adamrichardson@eircom.net> >Subject: Re: Strange hack attempt on port 25 from my own ip address >Date: Wed, 27 Jun 2001 09:26:31 -0700 >X-Priority: 3 > >Adam, > >Look up 'Land Attack'. You send a packet to a host with the source >and destination addresses set to that host's address, and the source and >destination port set to the same port. The host then dies a horrible death >trying to reply to itself. > >rwt >--- >Robert Tashjian >rwt@netopia.com > _______________________________________________ Firewalls mailing list Firewalls@lists.gnac.net http://lists.gnac.net/mailman/listinfo/firewalls