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Linux - Unix

Linux VIM / Vi Editor - Tutorial - Basic & Advanc…

When you are using Vim, you want to know three things - getting in, moving about and getting out. Of course, while doing these three basic operations, you would like to do something meaningful as wel…

ManageEngine

Free seminar: Discover how AIOps can alleviate IT…

Accelerating your digital transformation process requires your business to be composable. However, the prevalence of log data across modern dynamic IT infrastructures raises challenges in operat…

Palo Alto Networks

Palo Alto Firewalls Security Zones – Tap Zone, Vi…

Palo Alto Networks Next-Generation Firewalls rely on the concept of security zones in order to apply security policies. This means that access lists (firewall rules) are applied to zones and not inte…

Windows Servers

The Importance of a Hyper-V & VMware Server Backu…

Using Hyper-V Server virtualization technology, you can virtualize your physical environment to reduce the cost of physical hardware. As part of IT best practices, you implement monitoring solutions…

Cisco Routers

Configuring Point-to-Point GRE VPN Tunnels - Unpr…

Generic Routing Encapsulation (GRE) is a tunneling protocol developed by Cisco that allows the encapsulation of a wide variety of network layer protocols inside point-to-point links. A GRE tunnel is…

Windows Servers

Download Altaro Free VM Backup & Win a PlayStatio…

We have some exciting news for you today! Altaro has launched a great contest in celebration of SysAdmin Day on 27th July! They will be giving away Amazon eGift Cards to the first 100 eligible entr…

The OSI Model

Data Encapsulation & Decapsulation in the OSI Mod…

Here we are going to explain in detail how data travels through the OSI model. You must keep in mind that the OSI model is a guideline. It tells the computer what it's supposed to do when data needs…

Virtualization & VM Backup

8 Critical Features to Have in a VM Backup Soluti…

Businesses that rely on virtual machines for their day-to-day operations should think twice about securing their infrastructure. Modern use of virtual machines stems from the benefits of virtualizati…

VPN Services & Guides

Best VPN Service - Top VPN Service Reviews and VP…

VPN Services have become a necessity for users concerned about their online privacy and security. With literally hundreds of thousands of attacks daily, exploits and security vulnerabilities being di…

Network Fundamentals

Securing Your Home Network

In today's world, securing your home network is more important than ever. With the increasing number of cyberattacks, data breaches, and online frauds, protecting your home network from potential thr…

Routing

The IP Routing Process - Step-by-Step Analysis

We are going to analyse what happens when routing occurs on a network (IP routing process). When I was new to the networking area, I thought that all you needed was the IP Address of the machine you…

Palo Alto Networks

How to Fix Palo Alto Firewall “Error: Image File…

Keeping your Palo Alto Firewall up to date with the latest PAN-OS software updates is an important step to ensure your organization is protected against the PAN-OS latest software vulnerabilities, so…