How To Install tcping on AlmaLinux 8
Introduction
In this tutorial we learn how to install tcping on AlmaLinux 8.
What is tcping
tcping does a TCP connect to the given ip/port combination. The user can specify a timeout in seconds. This is useful in shell scripts running in firewalled environments. Often SYNs are just being dropped by firewalls, thus connection establishment will be retried several times (for minutes) until a TCP timeout is reached. With tcping it is possible to check first if the desired port is reachable and then start connection establishment.
We can use yum or dnf to install tcping on AlmaLinux 8. In this tutorial we discuss both methods but you only need to choose one of method to install tcping.
Install tcping on AlmaLinux 8 Using dnf
Update yum database with dnf using the following command.
sudo dnf makecache --refresh
After updating yum database, We can install tcping using dnf by running the following command:
sudo dnf -y install tcping
Install tcping on AlmaLinux 8 Using yum
Update yum database with yum using the following command.
sudo yum makecache --refresh
After updating yum database, We can install tcping using yum by running the following command:
sudo yum -y install tcping
How To Uninstall tcping on AlmaLinux 8
To uninstall only the tcping package we can use the following command:
sudo dnf remove tcping
References
Summary
In this tutorial we learn how to install tcping on AlmaLinux 8 using yum and dnf.
