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Centos / Fedora / Linux / Redhat Linux / Ubuntu
by ARK · Published May 31, 2017 · Last modified August 19, 2017
SSH is called as – Secure Shell and used to connect to remote server in encrypted manner and run commands do required things. Using SSH we can’t run single command in multiple servers yet the...
As most of the basic user know that touch command is used to create empty files. We can create one or more files using single touch command. In this Article we are going to...
Almost all the people in the world using whatsapp application to share / connect / doing best job. Hello! Every one we are providing 20 whatsapp tips and tricks,which tips are used as save...
Lastcomm command is used to monitor user activity on Linux. What does it mean.? Everything in Linux which done by running commands so using lastcomm command monitor user activity previously executed commands. Personally we...
In Ubuntu by default first user account is an administrative account if you reset administrative account that’s enough again you gain access to system. How to Reset Forgotten Ubuntu Root Password Let’s see step...
Centos / Linux / Redhat Linux / RHEL7
by ARK · Published May 25, 2017 · Last modified August 19, 2017
crontab -l command error “Authentication token is no longer valid; new one required You (root) are not allowed to access to (crontab) because of pam configuration. “ How to Resolve crontab -l command error This...
Get Alert when user logged into NagiosXI Web Console Login Alert by scheduling below script to crontab. Which i have written for internal requirement maybe useful for you. Here i am using the logic...
Centos / Linux / Redhat Linux / Ubuntu
by ARK · Published May 24, 2017 · Last modified August 19, 2017
Alias command will help you to improve command execution faster and more faster as you make best practice out of it. Best short form Linux Commands you can make, long command short easy to...
Centos / Linux / Redhat Linux / RHEL7
by ARK · Published May 23, 2017 · Last modified August 19, 2017
5 chown command examples changes the user and/or group ownership of each given file/directory. If only an owner is given, that user is made the owner of each given file/directory, and the file’s group...
Why should i use Ubuntu / Linux Operating system. I can say there are N number of reasons behind it. One of the most used Distribution for Desktops / Laptops is Ubuntu Installation 6...
Whenever trying to login to NagiosXi / Nagios web console it’s give an error ” NSP Sorry Dave I Can’t let you do that “. Next what to do? if you try from any...
Observed as strange behavior for NFS Share. ” df: ‘/mnt/nfsshare’: Stale file handle ” NFS share not accessible, even not able to list the files / directories within NFS Share. NFS stale file handle...
Centos / Linux / Redhat Linux / rhel56 / RHEL7
squid proxy server installation and configuration RHEL7 / Centos7
17 Apr, 2016
