How To Install dnstop on Fedora 34

dnstop is Displays information about DNS traffic on your network

Introduction

In this tutorial we learn how to install dnstop on Fedora 34.

What is `dnstop`

dnstop is a libpcap application (ala tcpdump) that displays various tables of DNS traffic on your network. dnstop supports both IPv4 and IPv6 addresses. To help find especially undesirable DNS queries, dnstop provides a number of filters. dnstop can either read packets from the live capture device, or from a tcpdump savefile.

We can use yum or dnf to install dnstop on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install dnstop.

Install dnstop on Fedora 34 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

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

sudo dnf -y install dnstop

Install dnstop on Fedora 34 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

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

sudo yum -y install dnstop

How To Uninstall dnstop on Fedora 34

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

sudo dnf remove dnstop

dnstop Package Contents on Fedora 34

/usr/bin/dnstop
/usr/lib/.build-id
/usr/lib/.build-id/70
/usr/lib/.build-id/70/c6997b2be3e0460a1c1b77bb565b5f1e72cce3
/usr/share/doc/dnstop
/usr/share/doc/dnstop/CHANGES
/usr/share/licenses/dnstop
/usr/share/licenses/dnstop/LICENSE
/usr/share/man/man8/dnstop.8.gz

References

dnstop website

Summary

In this tutorial we learn how to install dnstop on Fedora 34 using yum and dnf.