How To Install libnetfilter_log on CentOS 7

Introduction

In this tutorial we learn how to install libnetfilter_log on CentOS 7.

What is libnetfilter_log

libnetfilter_log is a userspace library providing interface to packets that have been logged by the kernel packet filter. It is is part of a system that deprecates the old syslog/dmesg based packet logging. libnetfilter_log has been previously known as libnfnetlink_log. libnetfilter_log is used by ulogd2.

We can use yum or dnf to install libnetfilter_log on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install libnetfilter_log.

Install libnetfilter_log on CentOS 7 Using yum

Update yum database with yum using the following command.

sudo yum makecache

After updating yum database, We can install libnetfilter_log using yum by running the following command:

sudo yum -y install libnetfilter_log

Install libnetfilter_log 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 libnetfilter_log using dnf by running the following command:

sudo dnf -y install libnetfilter_log

How To Uninstall libnetfilter_log on CentOS 7

To uninstall only the libnetfilter_log package we can use the following command:

sudo dnf remove libnetfilter_log

References

• libnetfilter_log website

Summary

In this tutorial we learn how to install libnetfilter_log on CentOS 7 using yum and dnf.