Powermta 60r3 Install (Trusted)
Enterprise distributions of PowerMTA 60r3 typically arrive as an RPM package bundled within a compressed archive. Extract the Archives
smtp-source-host 1.2.3.4 # Replace with your Server IP host-name ://yourdomain.com Use code with caution. Define who can send mail through the server.
The primary configuration file is located at /etc/pmta/config . Back up the default file before making edits: powermta 60r3 install
# SMTP Listener (for incoming mail from your application) smtp-listener 0.0.0.0:25 http-mgmt-port 8080
# --------------------------------------------------------------- # PowerMTA 6.0r3 Configuration File # --------------------------------------------------------------- # 1. HTTP Management and Stats (Port 8080) http-mgmt-port 8080 http-mgmt-interface 127.0.0.1 http-access 127.0.0.1 admin # 2. SMTP Listener smtp-listener 0.0.0.0:25 # 3. Queue Settings queue-life-time 5d max-smtp-reply-size 500 # 4. Domain / IP Configuration # Replace 192.0.2.1 with your actual server IP always-allow-relaying yes smtp-source-ip 192.0.2.1 add-received-header yes # 5. Virtual MTA setup (Required for multi-IP setups) smtp-source-ip 192.0.2.1 host-name ://yourdomain.com # 6. DKIM Signing (Highly Recommended) dkim-sign yes dkim-selector default dkim-private-key-file /etc/pmta/domain.keys/yourdomain.com.pem # 7. Automatic MX Rollup (PMTA 6.0+ feature) auto-mx-rollup yes Use code with caution. Key Configurations Explained: SMTP Listener smtp-listener 0
Once the installation script completes, PowerMTA builds the following default directories: /usr/sbin/pmta and /usr/sbin/pmtad Configuration: /etc/pmta/config Licensing: /etc/pmta/license Spool/Queue Directory: /var/spool/pmta Log Directory: /var/log/pmta Step 3: Licensing and Initial Permissions
Email servers are sensitive to clock skew. Ensure your hostname is an FQDN: powermta 60r3 install
A static IPv4 address with a clean reputation and rDNS (Reverse DNS) capability. Root Access: You must have sudo or root privileges.
Cryptographically signs outbound emails. Generate a 2048-bit RSA key pair. Put the private key in /etc/pmta/dkim.key and reference it inside your domain directives, then add the public key to your DNS. TXT Host: pmta._domainkey
Type pmta version . It should output PowerMTA v6.0r3... .