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From: Arnold, Jamie [mailto:[EMAIL PROTECTED]]
Sent: Saturday, November 17, 2001 5:19 PM
To: MS-Exchange Admin Issues
Subject: RE: Relaying - background?
Isn't it more of a domain restriction than a user restriction? I close the
realyin on mydomain.com, you telnet to my box and try to send
Another related question ...
Most of the spam messages we get have covered their tracks - when I look at
the properties of the sender or recipient, they are not valid smtp
addresses. How do they do that?
Again, just a pointer to an article or KB; I'm willing to dig, just want to
know where.
I'm fuzzy on that part.
Am I on the right track?
- Bob dim bulb Peitzke
-Original Message-
From: Kevin Miller [mailto:[EMAIL PROTECTED]]
Sent: Friday, November 16, 2001 8:59 PM
To: MS-Exchange Admin Issues
Subject: RE: Relaying - background?
Non open Relaying requires a user to login
]]
Sent: Friday, November 16, 2001 11:59 PM
To: MS-Exchange Admin Issues
Subject: RE: Relaying - background?
Non open Relaying requires a user to login to the server, have an account on
the server and have rights to that account. So only Joe can send email from
Joe, when Joe is logged in as Joe
, Jamie [mailto:[EMAIL PROTECTED]]
Sent: Saturday, November 17, 2001 5:19 PM
To: MS-Exchange Admin Issues
Subject: RE: Relaying - background?
Isn't it more of a domain restriction than a user restriction? I close
the realyin on mydomain.com, you telnet to my box and try to send to
somwhere other
Bob,
You stated: I know that outgoing mail from our server goes to a mail server
at our ISP, which forwards it to other servers in the appropriate domains -
but I don't know how our server knows which mail server at our ISP to send
stuff to. Our IMS is set up to use DNS for message delivery, not
Non open Relaying requires a user to login to the server, have an
account on the server and have rights to that account. So only Joe can
send email from Joe, when Joe is logged in as Joe. The other method is
to restrict based on Ip so Joe can only send email if he lives on a
10.0.0.x ip range
