Linux – sudo file
The sudo command allows you to run programs with the security privileges of another user. Usually this command is used to run command as a […]
Articles by admin
Redhat – Links between files
Every file or folder created in a Linux system is associated with an iNode. The name given to the file is mapped to the inode […]
Redhat – Generating SoS report
The SoS report command is a tool that collects various details from a Redhat Linux server. These details include configuration details, system information and diagnostic […]
Redhat – Configuring network interfaces – nmcli
NetworkManager Command Line Interface – The nmcli is a command-line utility which is used for controlling NetworkManager and reporting network status. View status of physical […]
Redhat – Basic network troubleshooting commands
The way to configure network settings have drastically changes in versions after RHEL 7. The earlier method can be found in the below link: […]
Umask in Linux
What is it? Umask in Linux is a Linux command that is used to assign the default file permission sets that will be assigned when […]
Linux Pacemaker – the new HA (High Availability)
In the world of running critical application, where we cannot afford downtime caused by hardware failures, it becomes necessary to run cluster of hardware, where […]
Bacula : Testing Bacula Backup Job
This is a continuation of the post “Bacula Backup Systems (Server)” which can be accessed by clicking here. In this employment the server, database and […]
Configuring TLS in Postfix
This post is a continuation on previous posts. It is expected that you have a working Postfix server with Virtual Domain hosting, Dovecot based authentication and […]