In networking, the Maximum Transmission Unit (MTU) represents the largest size packet or frame that can be sent in a single transaction over a specific network. Incorrect MTU configurations can … «Read More»
Category: Linux
Linux is a family of free and open-source software operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds. Linux is typically packaged in a Linux distribution.
How to extend the Ubuntu root partition
Default Ubuntu installation comes default volume group and logical volume and the volume group includes the logical group as it is listed below.
root@erycld:~# df -h
Filesystem Size Used Avail You do not have the SUPER privilege on Zabbix
The best moment of the day for me is to share the knowledge with others those will face the same problem like me. Today I decided to update my zabbix … «Read More»
ERROR: unable to select packages error on Alpine Linux
In my first Alpine Linux post I had mentioned why I began using Alpine Linux. Container technologies was the reason for me to use this distro. I have enough experience … «Read More»
How to enable SSH root login on Alpine Linux
Nowadays I’m interested in docker and i see that docker offers Alpine Linux to use for those who are interested in container technologies nowadays. Once start searching about Alpine Linux … «Read More»
Connection to database ‘zabbix’ failed: [2002]
Hello IT fellas, When I came to the office today, I saw a warning on our monitoring system that said database error, connection refused. You can see the mentioned picture … «Read More»
Upgrade Zabbix/Proxy 5.2.x to 5.4 on RHEL/CentOS
Today I’ve upgraded my monitoring system, Zabbix from 5.2.x to 5.4 version which was published on 14th of May, 2021. The official tweet is here. I earn my living … «Read More»
Ifconfig Command Not Found In CentOS 7
As we know “ifconfig” is used to show the details of the network card details, statistic and the situation in GNU/Linux systems but it is used and old way. If … «Read More»
How to install CentOS
I had mentioned on my previous article how to get CentOS 7 Installation Media and it was so simple to get the iso file and in this article, we will … «Read More»
How to get CentOS 7 Installation media
Hello Guys, As you know CentOS is one of the most important Linux distributions. Nowadays we do lots of things without paying money for 3rd applications by using Linux distributions.… «Read More»