Blocking an individual email address

Derek Ragona derek at
Wed Feb 15 16:25:21 PST 2006

If you installed MailScanner from the ports, look to change:

You can specify To, and From rules, there, maybe more.  I am no expert.

Hope this helps,


At 09:52 AM 2/15/2006, James Csoka wrote:
>I am running a FreeBSD 5.4p10 machine at my office.  It functions as our 
>firewall and mailserver.  I am running Mailscanner, which invokes sendmail 
>when necessary to process mail.  Sendmail is not started by 
>default....Mailscanner invokes individual instances of it when it needs to.
>Here is my problem.  I have an employee at my office that is sending work 
>email to her home email address.  I need to find a way to block her email 
>address, whether To, From, Cc, Bcc, or whatever, from passing through my 
>mailserver.  I have already added a line to /etc/mail/access  (in the 
>format  email at      REJECT), and have run makemap hash 
>/etc/mail/access.db < /etc/mail/access.     I tested this with my personal 
>email address (external to my network), and it had the effect of blocking 
>any email orginating from my personal email to any address at my work, 
>however it does not prevent me from sending emails to this address from a 
>work address, which is the whole point.
>Does anyone have any ideas?  I could tag the address as spam, but I would 
>rather not.  There has to be a way to block anyone from sending to a 
>certain email address, I would think.
>Any help would be appreciated.
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