How To Install arpwatch on CentOS 7
Introduction
In this tutorial we learn how to install arpwatch on CentOS 7.
What is arpwatch
The arpwatch package contains arpwatch and arpsnmp. Arpwatch and arpsnmp are both network monitoring tools. Both utilities monitor Ethernet or FDDI network traffic and build databases of Ethernet/IP address pairs, and can report certain changes via email. Install the arpwatch package if you need networking monitoring devices which will automatically keep track of the IP addresses on your network.
We can use yum or dnf to install arpwatch on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install arpwatch.
Install arpwatch on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install arpwatch using yum by running the following command:
sudo yum -y install arpwatch
Install arpwatch 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 arpwatch using dnf by running the following command:
sudo dnf -y install arpwatch
How To Uninstall arpwatch on CentOS 7
To uninstall only the arpwatch package we can use the following command:
sudo dnf remove arpwatch
References
Summary
In this tutorial we learn how to install arpwatch on CentOS 7 using yum and dnf.