On Thursday 21 August 2003 11:54 am, Bill wrote: > I am getting a ton of emails that are infected with the latest virus. I am > running Mailscanner to scan incomming email before it hits any of my > workstations. So the files are not getting past my server. It does though > fil up my quarentine directory on the server. These infected emails comne > from the same server all the time. I have looked high and low to find a way > to contact the admin for the email server but cant seem to find anyone. The > whois database shows an email addy that is out of date as I got my email > returned. I shouldnt have to spen my money on a phone call to get this > taken care of. If anything I would like them to just filter my email addy > so that nothing from the server goes to me. Maybe someone here knows a > better way to stop these idiots.
see http://jimsun.linxnet.com/misc/postfix-anti-UCE.txt Relevant section reads: /etc/postfix/sender_checks: /etc/postfix/client_checks: # These files have to be "compiled" with "postmap" # Using a domain name example.tld 554 Spam not tolerated here # Maybe example2.tld is on a DNSbl, but we want to let their # email in anyway. example2.tld OK # Checking by IP address (you'd only do this in client_checks) # 10.0.0.0/8 10 554 Go away! # 172.16/16 172.16 554 Bugger off! # 192.168.4/24 is bad, but 192.168.4.128 is okay 192.168.4.128 OK 192.168.4 554 Take a hike! Entry would be: # Checking by IP address (you'd only do this in client_checks) # 66.143.23.249/24 66.143.23.1/24 554 Enough with the MS viruses already, clean your house! -- Bryan Phinney Software Test Engineer
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