Excerpt from Postfix Documentation.
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General configuration
- Basic Configuration
- Small/home office hints and tips
- Standard configuration examples
- Address rewriting
- Virtual domain hosting
- SASL Authentication
- IP Version 6 Support
- SMTPUTF8 support
- TLS Encryption and authentication
- TLS Forward Secrecy
- TLSRPT Protocol Support
- Multiple-instance management
- Postfix logging to file or stdout
- Backwards-Compatibility Support
- Replacements for Deprecated Features
- Installation from source code
- Problem solving
- Content inspection
- SMTP Relay/access control
- Lookup tables (databases)
- Mailing list support
- Specific environments
- Other mail delivery agents
- Other topics