Tcpdump is a network sniffer tool. It is most powerful and widely used command line tool for Linux/Unix. It sniff or capture the TCP/IP traffic that receive or transfer over a network. tcpdump has an option to save captured packets in a file for future analysis. It can be save in a pcap format file, that can be…
Author: Charanjit Cheema
Charanjit is working as a Linux Subject Matter Expert in Kyndryl, he has 16 Years of professional experience in IT Infrastructure Projects implementation and support service delivery. Rich work experience in Data Centers and MSCs (Mobile Switching Centers). He possesses good knowledge in Linux, VMware, AWS, and Openstack Cloud.
He is a lazy System Administrator who likes to Automate his task through Shell scripts and Ansible playbooks. He has contributed his many Automations work in Kyndryl and also maintain his own internal company Github repo.
His hobby is researching on new technologies and sharing this through his blog but if he is not researching or writing blog then you will find him listening music while sipping cup of coffee and enjoying the nature view.
You can find him on Twitter, Facebook, Linkedin or send him an email at webmaster@cjcheema.com
How to install and configure AWS CLI
The AWS has launched AWS Command Line Interface (CLI) unified tool to manage your whole AWS services from the command line and automate them through scripts. You can install AWS CLI on your Linux or Windows machine for managing AWS services from command line. In this post I have demonstrated how to install and configure…
Setting different kernel version in Ubuntu 16.04.4 as default.
In Ubuntu we can set different installed kernel version as default so that during next boot time Ubuntu can boot from that default kernel version as per requirement. There can be many reason for setting different installed kernel version as default example: Ubuntu is unable to boot with current installed or upgraded kernel version. After…
HPACU Utility Tips for Linux
HPE has Provided very good utility called hpacu or (HP Array Configuration Utility) which is available in GUI and CLI for managing Local Hard disks of all HPE Servers and connected DAS (Direct Attached Storage) like HPE MDS 600. It can easily be downloadable from HPE Driver and Firmware Website or also can come in SPP…
Ubuntu throwing /boot full error on screen.
I Love Ubuntu after Fedora it is my preferred OS who live in my personal Laptop. Today I was trying to install Oracle Virtualbox in my Laptop during building initrd image I start getting boot partition full error on screen. Also in apt-get installation screen I got below error message due to no space…