rpcbind.socket failed to listen on sockets: Address family not supported by protocol
I got this error the other day while working on Red Hat Enterprise Linux 7.3 and after digging for a while I got to know there is a sort of
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How to disable or enable ipv6 in Linux
In another article I have shared [step by step guide to configure IPv6 in Linux with examples](https://www.golinuxcloud.com/how-to-configure-ipv6-address-in-linux-rhel-centos-7/) and in this article I will share the steps to disable and enable
How to blacklist or disable USB module in Red Hat 7
To improve security in our environment many times we have to blacklist certain modules from getting loaded in our setup to avoid any security leak. The provided procedure is tested
How to perform interactive kickstart installation on Red Hat
Kickstart is used to perform an automated installation where no manual intervention would be needed but there are times when we want the end user to fill in some needed
Why is sudo command asking for root password in RHEL/CentOs 6 / RHEL/CentOS 7?
Follow the below link to get an overview of the syntax used in the sudoers file [Understanding Syntax, Aliases, Variables used in sudoers file with examples]({{< relref "understanding-syntax-arguments-aliases/index.md" >}}) In this blog I
How to perform disk replacement (software raid 1) in Linux (mdadm replace failed drive)
Ideally with RAID 1, RAID 5, etc once can easily do a hot HDD swap as they support mirroring at the hardware level but to do the same on a
Collect Virtual Connect Support Dump of HP c-Class Blade Enclosures
In my last article I showed the steps needed to collect Onboard Administrator and Virtual Connect Show All report. In this article I will show you the steps to collect
How to collect/generate "Show All" report for HP c-Class Blade Enclosures
There are multiple methods to generate "SHOW ALL" report of Onboard Administrator and Virtual Connect of a HP C-Class Enclosure. A Show All report would be the first thing
How to forcefully stop and kill a process in Linux
There are times when a process hangs or is responding very late when you feel like killing the process. The ultimate solution is to find the process id of the
How to create customized bootable ISO image in RHEL/CentOS 7
I have written separate articles with detailed steps to [create a user with encrypted password using kickstart file]({{< relref "how-to-create-user-normal-and-root/index.md" >}}), or to [perform interactive installation]({{< relref "how-to-perform-interactive-kickstart/index.md" >}}) using kickstart file and with the steps