Configuration Library

PowerMTA & Postfix Examples

Production-oriented snippets with validation and deployment notes.

PowerMTA

Basic VirtualMTA

Copyable configuration with validation notes.

PowerMTA

VirtualMTA Pool

Copyable configuration with validation notes.

PowerMTA

Microsoft Conservative Policy

Copyable configuration with validation notes.

PowerMTA

Sender Pattern Routing

Copyable configuration with validation notes.

Postfix

transport_maps

Copyable configuration with validation notes.

Postfix

Sender-Dependent Transport

Copyable configuration with validation notes.

Postfix

Bound SMTP Transport

Copyable configuration with validation notes.

Postfix

Relay Restrictions

Copyable configuration with validation notes.

DNS

SPF Record

Copyable configuration with validation notes.

DNS

DMARC Monitoring

Copyable configuration with validation notes.

Linux

Mail Service Check

Copyable configuration with validation notes.

Security

SASL Failure Search

Copyable configuration with validation notes.

New in v3.1

Genuine production engineering expansion

Release notes →

40 Engineering Guides

PowerMTA, Postfix, MailWizz, authentication, deliverability and operations.

40 Configuration Examples

Copyable pages with matching downloadable files.

8 New Labs

Planning, risk, authentication and incident tools.

New in v3.7: Open the PowerMTA Engineering Center for directive references, examples, and builders.

PowerMTA & Postfix Examples

Basic VirtualMTA

VirtualMTA Pool

Microsoft Conservative Policy

Sender Pattern Routing

transport_maps

Sender-Dependent Transport

Bound SMTP Transport

Relay Restrictions

SPF Record

DMARC Monitoring

Mail Service Check

SASL Failure Search

Genuine production engineering expansion

40 Engineering Guides

40 Configuration Examples

8 New Labs

New in version 3.8

MailWizz Deployment Library

Postfix Configuration Library v3.9