[Cialug] Sendmail spam rejection

[Michael Osten]

On Oct 24, 2006, at 7:00 PM, Aaron Porter wrote:

> On 10/24/06, Daniel A. Ramaley <daniel.ramaley at drake.edu> wrote:
>> I have what is hopefully an easy question for the sendmail wizards on
>> this list. I have 2 mail servers. The first receives mail from the
>> outside world, filters out most of the spam, and then passes the mail
>> to the second server (which is what users actually log in to to check
>> their mail). The first server runs sendmail. It does not currently  
>> have
>> a way to verify the recipient addresses, so it just accepts all mail
>> for the domain. Then when the first server forwards mail on to the
>> second server, any invalid recipients cause a bounce to be generated.
>
> Hmmm... a little googling later: might milter-ahead work for you?
>
> http://www.snertsoft.com/sendmail/milter-ahead/


milter-ahead costs money if you care.  Take a look at ldap routing  
(does not require ldap).