How To Install shorewall-init on CentOS 7
Introduction
In this tutorial we learn how to install shorewall-init on CentOS 7.
What is shorewall-init
This package adds additional initialization functionality to Shorewall in two ways. It allows the firewall to be closed prior to bringing up network devices. This insures that unwanted connections are not allowed between the time that the network comes up and when the firewall is started. It also integrates with NetworkManager and distribution ifup/ifdown systems to allow for ’event-driven’ startup and shutdown.
We can use yum or dnf to install shorewall-init on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install shorewall-init.
Install shorewall-init on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install shorewall-init using yum by running the following command:
sudo yum -y install shorewall-init
Install shorewall-init on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf using the following command.
sudo dnf makecache
After updating yum database, We can install shorewall-init using dnf by running the following command:
sudo dnf -y install shorewall-init
How To Uninstall shorewall-init on CentOS 7
To uninstall only the shorewall-init package we can use the following command:
sudo dnf remove shorewall-init
References
Summary
In this tutorial we learn how to install shorewall-init on CentOS 7 using yum and dnf.
