Articles That Might Interest:

Linux - Unix

Understanding, Administering Linux Groups and Use…

In a multi-user environment like Linux, every file is owned by a user and a group. There can be others as well who may be allowed to work with the file. What this means is, as a user, you have all th…

Network Fundamentals

Measuring Network Performance: Test Network Throu…

Measuring network performance has always been a difficult and unclear task, mainly because most engineers and administrators are unsure which approach is best suited for their LAN or WAN network. A…

OpManager - Network Monitoring & Management

Preparing and Managing your Network for the Remot…

Times have changed now and HOME is the new office. Now, everyone works at their comfort and in fact online all throught the day and night. This mandates the IT infrastructure to be up and running 24/…

ICMP Protocol

ICMP Protocol - Part 6: Redirect Messages

The ICMP - Redirect Message is always sent from a gateway to the host and the example below will illustrate when this is used. Putting it simply (before we have a look at the example) the ICMP - Red…

SASE & SD-WAN Networks

Converged SASE Backbone – How Leading SASE Provid…

Global connectivity is top of mind for many IT teams at organizations of all sizes. We are currently in the middle of a dramatic shift in business and technology practice, as users are becoming more…

Windows Servers

Windows Server 2016 Licensing Made Easy – Underst…

This article describes the new Windows Server 2016 Licensing model (per-core licensing) Microsoft has implemented for its new server-based operating system. While the Windows Server 2012 Licensing mo…

OpManager - Network Monitoring & Management

Optimizing Cisco Router Performance: Best Practic…

Effective monitoring and management of Cisco routers and network devices are essential for ensuring a robust and efficient network infrastructure. In this article, we explore the key features and bes…

Cisco Firewalls

Converting Cisco Firepower from Platform mode to…

This article explains how to configure a Cisco Firepower 2100 series device to operate in Appliance mode. We’ll show you how to switch from Platform mode to Appliance mode and how the device will aut…

Network Protocols

Understanding the Need for IPv6 - How IPv6 Overco…

Internet has been around in its current form since the 1980s. What started off as an in-house project in ARPA in 1958 rapidly expanded into what we know today as the Internet. IPv4 as a protocol has…

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…

The OSI Model

The OSI Model: Layer 4 - Transport Layer

The Transport layer is responsible for providing mechanisms for multiplexing upper-layer application, session establishment, data transfer and tear down of virtual circuits. It also hides details of…

Network Protocol Analyzers

How to Detect Routing Loops and Physical Loops wi…

When working with medium to large scale networks, IT departments are often faced dealing with network loops and broadcast storms that are caused by user error, faulty network devices or incorrect con…