postconf

Postfix configuration utility. This command displays the values of the main.cf configuration parameters by default and warns about possible mistyped parameter names. It can also change the main.cf configuration parameter values. More information: <https://manned.org/postconf>.

Install

All systems
curl cmd.cat/postconf.sh
Debian Debian
apt-get install postfix
Ubuntu
apt-get install postfix
Alpine
apk add postfix
Arch Arch Linux
pacman -S postfix
image/svg+xml Kali Linux
apt-get install postfix
Fedora
dnf install postfix-2
Windows (WSL2)
sudo apt-get update sudo apt-get install postfix
Raspbian
apt-get install postfix
Dockerfile
dockerfile.run/postconf
Docker
docker run cmd.cat/postconf postconf powered by Commando

Postfix configuration utility. This command displays the values of the main.cf configuration parameters by default and warns about possible mistyped parameter names. It can also change the main.cf configuration parameter values. More information: <https://manned.org/postconf>.

  • Specify the directory of the `main.cf` configuration file instead of the default configuration directory:
    postconf -c path/to/configuration_directory
  • Edit the `main.cf` configuration file and update parameter settings with the "name=value" pairs:
    postconf -e
  • Print the default parameter settings of the `main.cf` instead of the actual settings:
    postconf -d
  • Display parameters only from the specified class. The class can be one of builtin, service, user or all:
    postconf -C class
  • List available SASL plug-in types for the Postfix SMTP server. The plug-in type is selected with the `smtpd_sasl_type` configuration parameter by specifying `cyrus` or `dovecot` as the name:
    postconf -a
  • List the names of all supported lookup table types. Lookup tables are specified as `type:name` in configuration files where the type can be `btree`, `cdb`, `hash`, `mysql`, etc:
    postconf -m

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