Works On

Viewing:

Debian 9 (Stretch)

Same on:

Other versions:

Debian 10 (Buster) Debian 11 (Bullseye) Debian 12 (Bookworm) Debian 13 (Trixie) Alpine Linux v3.21 CentOS Stream 9 Red Hat Enterprise Linux 8 (Ootpa) Red Hat Enterprise Linux 9 (Plow) Ubuntu 18.04 LTS (Bionic Beaver) Ubuntu 20.04 LTS (Focal Fossa) Ubuntu 22.04 LTS (Jammy Jellyfish) Ubuntu 24.04 LTS (Noble Numbat)

Details

Size: 1 lines
MD5: 07a465432204d3c149b47151a84e2065
SHA256: 199818ae5e1e75517af0ad8cdc537abed8603c3b21786d8e7a8916d45488d8c6

/etc/postfix/dynamicmaps.cf

sqlite	postfix-sqlite.so	dict_sqlite_open

Copy & Paste

curl:

curl https://exampleconfig.com/api/v1/config/original/07a465432204d3c149b47151a84e2065?hint=dynamicmaps.cf

wget:

wget -O dynamicmaps.cf https://exampleconfig.com/api/v1/config/original/07a465432204d3c149b47151a84e2065?hint=dynamicmaps.cf

For AI Agents

<prompt><role>DevOps agent</role><source url='https://exampleconfig.com/api/v1/config/original/07a465432204d3c149b47151a84e2065?hint=dynamicmaps.cf' /><config><app>Postfix</app><os>Debian 9 (Stretch)</os><location>/etc/postfix/dynamicmaps.cf</location><lines>1</lines><md5>07a465432204d3c149b47151a84e2065</md5><sha256>199818ae5e1e75517af0ad8cdc537abed8603c3b21786d8e7a8916d45488d8c6</sha256></config></prompt>

Paste into Claude, ChatGPT, or any AI assistant.

Install Postfix

Alpine Linux

sudo apk add postfix

Debian

sudo apt update && sudo apt install postfix

Red Hat Enterprise Linux

sudo yum install postfix

Ubuntu

sudo apt update && sudo apt install postfix

File Location

File Path

/etc/postfix/dynamicmaps.cf

FAQ

When should I use this dynamicmaps.cf?

Use it to restore a missing default, confirm what shipped, or diff against your current Postfix config.

How do I restore Postfix defaults?

Download the file, back up the current one in /etc/postfix/dynamicmaps.cf, replace it, then reload or restart Postfix.

Is dynamicmaps.cf safe for production?

It is the vendor default for Debian 9 (Stretch). Treat it as a baseline and review security and performance settings before production use.

How does this differ from other OS versions?

Defaults vary by distro and version. This copy matches Debian 9 (Stretch).

Can I use this for Postfix troubleshooting?

Yes. Diff it against yours to find drift, then restore only the sections you need.

Postfix /etc/postfix/dynamicmaps.cf