[OpenIndiana-discuss] Qmail-to-go on openindiana?

[Christopher Chan]

On 26/04/12 12:17 AM, Gary Gendel wrote:

> That isn't what spamdyke is trying to accomplish here. This checks to
> see if the sender is trying to spoof the MTA. What spamdyke is trying to
> do is to blacklist emails based upon the ip address embedded in the
> sending domain name. For example:
>
> If I get mail from 208.1.48.3 and it's reverse domain lookup resolves to
> customer.208.001_48.3.sample.com and sample.com is on my list it is
> blocked.
>

Again, it's available with the following configuration parameter:

    check_reverse_client_hostname_access type:table

Table should have key "sample.com" and RHS = REJECT, blah

Table details:

http://www.postfix.org/access.5.html