Postfix Standard Configuration Examples

Purpose of this document

This document presents a number of typical Postfix configurations. This document should be reviewed after you have followed the basic configuration steps as described in the BASIC_CONFIGURATION_README document. In particular, do not proceed here if you don't already have Postfix working for local mail submission and for local mail delivery.

The first part of this document presents standard configurations that each solve one specific problem.

• Postfix on a stand-alone Internet host
• Postfix on a null client
• Postfix on a local network
• Postfix email firewall/gateway

The second part of this document presents additional configurations for hosts in specific environments.

• Delivering some but not all accounts locally
• Running Postfix behind a firewall
• Configuring Postfix as primary or backup MX host for a remote site
• Postfix on a dialup machine
• Postfix on hosts without a real Internet hostname