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dnf install -y epel-release dnf install -y https://download1.rpmfusion.org/free/el/rpmfusion-free-release-8.noarch.rpm https://download1.rpmfusion.org/nonfree/el/rpmfusion-nonfree-release-8.noarch.rpm -y && dnf install http://rpmfind.net/linux/centos/8-stream/...

One-Liners: tcpdump Helpful tcpdump commands. Add -v to -vvvv to see from some to a lot of information. General networking Get CDP or LLDP information. tcpdump -i enp132s0f0 -v -s 1500 -c 1 '(ether[12:2]=0x88cc or ether[20:2]=0x2000)' Watch DHCP traffic tcpdu...

General Create an Ansible inventory in YAML format using the following steps. Assuming that the CSV file has the following structure: Hostname,IP Address,Variable1,Variable2,Variable3 host1,192.168.1.1,value1,value2,value3 host2,192.168.1.2,value4,value5,value...

Download a site's certificate. This command will connect to example.com on port 443 using the s_client subcommand and output the site's certificate information in text format using the x509 subcommand. The -text option tells openssl to print the certificate in...

Playbook example --- - name: Generate YAML Inventory File from Gathered Facts hosts: all gather_facts: true tasks: - name: Gather facts from hosts setup: - name: Create YAML inventory file copy: content: | all: ...

./create_win_usb.sh ~/Downloads/Win10.iso /dev/sdc #!/bin/bash # -------------------------------------------------------------- # Create Bootable Windows 10/11 USB in Linux (Debian/RPM-based) # Version: 1.0 # Author: LinuxConfig.org # Date: 23-06-2023 # Licens...

Let's imagine you have a toy box filled with different kinds of toys. We're going to talk about three special toys: a talking doll, a magic wand, and a robot. Talking Doll (CRM - Customer Relationship Management): This doll is super friendly and remembers th...

To deploy multiple VMs with different hostnames and IP addresses while utilizing the customization capabilities provided by the vmware_guest module in Ansible, you can use VMware's customization specifications. This approach allows for more advanced customizat...

To create an Ansible playbook that deploys a Windows VM from a template on oVirt, customizes the OS with sysprep, sets unique hostname and static IP, and performs other specified configurations, follow the structure below. This example assumes you have a syspr...

Download the following software: Oracle Linux 8 (x86_64) Oracle Database 21c Enterprise Edition (x86_64) NOTICE This is a very basic install. It should only be used as a guide. OS setup Install Oracle Linux 8. "Minimal" installation. As the root user, co...

Oracle Enterprise Manager Cloud Control 13c on Oracle Linux 8 Step 1: Download Required Software First, ensure you have downloaded the necessary software from Oracle’s official website: Oracle Linux 8 ISO from Oracle Linux Download Oracle Database 19c (or la...

Oracle Database Install Creating a response file for a silent installation of Oracle Database is a common task that allows you to automate the installation process without needing to interact with the graphical user interface. Below is an example response file...