I'm with you Micheal. I personally would like to know who is trying to do what to my network.
Adding the alarm capabilty to Gnatbox, won't be a train smash either. Cheers, Dieter Lubbe Zaptronix LTD ----- Original Message ----- From: Michael W. Burden <[EMAIL PROTECTED]> To: Alex Howansky <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]> Sent: Wednesday, August 02, 2000 8:46 PM Subject: RE: SMTP alarm > --------------------- Attention ----------------------------- > Online GNAT Box User Forum is Now Open > Click the Register link and sign up today > http://www.gnatbox.com/cgi-bin/Ultimate.cgi > ------------------------------------------------------------- > Send postings to: [EMAIL PROTECTED] > Access the list archives at: http://www.gnatbox.com/gb-users/ > ------------------------------------------------------------- > I know that. What I *WANT* to know is who (if anyone) is > attempting to bounce spam off my SMTP proxy, so I can go > complain to their ISP, the same way that I do if someone > tries to telnet into my network. > > Please notice that my original message did not ask for changes > in the SMTP proxy functionality, only that it be given > the ability to send alarms when it rejects an SMTP connection > or session. > > Mike Burden > Lynk Systems > (616)532-4985 > [EMAIL PROTECTED] > > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of > Alex Howansky > Sent: Wednesday, August 02, 2000 1:53 PM > To: [EMAIL PROTECTED] > Subject: RE: SMTP alarm > > > --------------------- Attention ----------------------------- > Online GNAT Box User Forum is Now Open > Click the Register link and sign up today > http://www.gnatbox.com/cgi-bin/Ultimate.cgi > ------------------------------------------------------------- > Send postings to: [EMAIL PROTECTED] > Access the list archives at: http://www.gnatbox.com/gb-users/ > ------------------------------------------------------------- > > But if you're using the SMTP proxy, then where else can > > you catch this? If someone tries to bounce spam off the > > GNAT Box SMTP server, the mail server never knows... > > GNAT Box is not an SMTP server. It can't handle messages by itself. > Everything > that it accepts after applying its own anti-spam rules (reverse DNS check, > MX > check, MAPS check, etc.) gets passed to the internal mail server, regardless > of > the ulitmate destination address. If you're using the "Accept only these > domains" feature or the MX check feature, then you're preventing relaying > right > there. Your internal mail server may (and probably should) even go beyond > that. > > -- > Alex Howansky > Wankwood Associates > http://www.wankwood.com/ > > > ---------------------------------------------- > To Unsubscribe: send mail to [EMAIL PROTECTED] > with "unsubscribe gb-users your_email_address > in the body of the message > > ---------------------------------------------- > To Unsubscribe: send mail to [EMAIL PROTECTED] > with "unsubscribe gb-users your_email_address > in the body of the message
