dkim-sign domain example.org default dkim-keyfile /etc/pmta/dkim/example.org/default.pem dkim-identity @example.org dkim-sign
smtp-service port 25 access-source config # Use IP-based rules below access-rule allow 127.0.0.1 access-rule allow 192.168.1.0/24 access-rule deny all sample powermta configuration file
/bad-user/ hard-bounce /over-quota/ soft-bounce dkim-sign domain example
<virtual-mta mta-bulk> smtp-source-host bulk.example.com ${ip-pool-1} </virtual-mta> smtp-source-host bulk.example.com ${ip-pool-1} <
These settings define your server's identity and basic operational parameters.