----- Original Message ----- From: "Len Conrad" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, March 22, 2002 10:18 AM Subject: Re: [IMail Forum] Customer accused of spamming
> > >The email that spamcop sent doesn't give any details other than the evidence > >of the spam and that they tracked it to my network. > > did you see enough of the header to confirm it was your ip? Yes > > >I have never had a problem with this customer before and do not really > >suspect them of originating the spam. I suspect that they are running some > >sort of proxy or vpn/firewall that is misconfigured. > > they they are still guilty. I know. But I suspect it was a relay of some sort. > > Are they relaying their outbound through you, or sending directly from > their Dial-Up Line, DUL? Directly from DUL > > >How can I determine the exact nature of the problem so I can contact the > >customer and inform them of the problem as I'm sure they really won't know > >whht to do? > > find out what mail client + server software they are running. are they > running a squid or other proxy/cache? Unknown at this time, as I wanted to gather evidence first. > > if they are sending their outbound directly, then ask them to relay through > you so you can log. In fact, to protect them and you, block their acces to > port 25 except for you SMTP server. > > >Are there any web sites that can run a series of spam relay tests that will > >give useful info? > > try google for "open relay test" or similar. Will do. > > Len BTW, I tried email (twice on diff days) to the IMGate list and received no response/reject/anything just a blackhole.. Is the list down? Thanks Len > > > Please visit http://www.ipswitch.com/support/mailing-lists.html > to be removed from this list. > > An Archive of this list is available at: > http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ > > Please visit the Knowledge Base for answers to frequently asked > questions: http://www.ipswitch.com/support/IMail/ > > Please visit http://www.ipswitch.com/support/mailing-lists.html to be removed from this list. An Archive of this list is available at: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Please visit the Knowledge Base for answers to frequently asked questions: http://www.ipswitch.com/support/IMail/
