How To Install postfix-policyd-spf-python on Ubuntu 18.04
Introduction
In this tutorial we learn how to install postfix-policyd-spf-python on Ubuntu 18.04.
What is postfix-policyd-spf-python
postfix-policyd-spf-python is:
postfix-policyd-spf-python is a full featured Postfix policy engine for SPF checking. It includes a variety of whitelisting mechanisms and policy options to enable it to support the widest variety of system requirements. It is implemented in pure Python and uses the python-spf module. The SPF web site is http://www.openspf.net/. It has been updated to support RFC
There are three methods to install postfix-policyd-spf-python on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install postfix-policyd-spf-python Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install postfix-policyd-spf-python using apt-get by running the following command:
sudo apt-get -y install postfix-policyd-spf-python
Install postfix-policyd-spf-python Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install postfix-policyd-spf-python using apt by running the following command:
sudo apt -y install postfix-policyd-spf-python
Install postfix-policyd-spf-python Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install postfix-policyd-spf-python using aptitude by running the following command:
sudo aptitude -y install postfix-policyd-spf-python
How To Uninstall postfix-policyd-spf-python on Ubuntu 18.04
To uninstall only the postfix-policyd-spf-python package we can use the following command:
sudo apt-get remove postfix-policyd-spf-python
Uninstall postfix-policyd-spf-python And Its Dependencies
To uninstall postfix-policyd-spf-python and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove postfix-policyd-spf-python
Remove postfix-policyd-spf-python Configurations and Data
To remove postfix-policyd-spf-python configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge postfix-policyd-spf-python
Remove postfix-policyd-spf-python configuration, data, and all of its dependencies
We can use the following command to remove postfix-policyd-spf-python configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge postfix-policyd-spf-python
References
Summary
In this tutorial we learn how to install postfix-policyd-spf-python package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
