Get DNS server IP’s using PowerShell

On servers, we use static IP configuration and static DNS configuration. If you have multiple sites in your environment, this list of DNS server IPs will vary from one site’s server to another. Given these, we sometimes end up with incorrect DNS IP entries in some of the servers. The script I am going to discuss will help you query […]

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Step by Step Implementing DNS Security in Windows Server 2016

Since DNS is a critical network service, as a Server Administrator you must protect it as much as possible. A number of options are available for protecting the DNS server, including :• DNS cache locking• DNS socket pool• DNSSEC Before we start the step by step to implement the DNS Security, lets go through a theory behind this technology. DNS Cache Locking Cache locking is […]

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How to Install Hyper-V on Windows Server 2019

The Windows Server 2019 Install Procedure The following steps walk through Windows Server 2019 Installation from media. Aside from the text fields and the license prompt in step 3, installing Hyper-V Server does not change the screens or process. You begin on the language, locale, and input choice screen: The second screen has the lone Install now button. If you need it, […]

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Azure — ExpressRoute Overview

What is Azure ExpressRoute? — Introduction to Azure ExpressRoute Azure ExpressRoute lets you seamlessly extend your on-premises networks into the Microsoft Azure. This connection between your organization and Azure is dedicated and private. ExpressRoute Key points ExpressRoute is a private connection from your on-premises infrastructure to your Azure infrastructure. Your data doesn’t travel over the public internet. Connection between your […]

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AWS — Direct Connect Overview

Introduction to AWS Direct Connect AWS Direct Connect makes it easy to establish a dedicated connection from an on-premises network to Amazon VPC. Using AWS Direct Connect, you can establish private connectivity between AWS and your data center, office, or collocated environment. This private connection can reduce network costs, increase bandwidth throughput, and provide a more consistent network experience than internet-based […]

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WPScan – A Black Box WordPress Vulnerability Scanner

WordPress is all over the web; it’s the most popular and most used content management system (CMS) out there. Is your website or blog is powered by WordPress? Did you know that malicious hackers are always attacking WordPress sites every minute? If you didn’t, now you know. The first step towards securing your website or blog is to perform a vulnerability assessment. […]

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Azure — Virtual Network (VNet) Peering Overview

Introduction to Virtual Network (VNet) Peering in Azure VNet peering (or virtual network peering) enables you to connect virtual networks. A VNet peering connection between virtual networks enables you to route traffic between them privately through IPv4 addresses. Virtual machines in the peered VNets can communicate with each other as if they are within the same network. VNet Peering Types1. Regional […]

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Getting Started with Infrastructure as Code

What is IaC? When you are new to the cloud, your early interactions are via the web portals such portal.azure.com for Microsoft Azure or aws.amazon.com for Amazon Web Services. This is ideal for at the start, because it’s interactive and follows a step-wise approach to resource creation which is great for learning. However, when scale, automation and repetition is required, using a portal is […]

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How To Set Up And Run Kafka On Kubernetes

What is Apache Kafka? Kafka is a messaging system that collects and processes extensive amounts of data in real-time, making it a vital integrating component for applications running in a Kubernetes cluster. The efficiency of applications deployed in a cluster can be further augmented with an event-streaming platform such as Apache Kafka. This in-depth tutorial shows you how to configure a Kafka server on […]

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Duf – A Better Linux Disk Monitoring Utility

duf is one of the fancy Linux disk monitoring utilities written in Golang. It is released under MIT license and It supports Linux, macOS, BSD, and even Windows too. Some of the core features of duf include: a better ‘df command‘ alternative. Light and Dark color scheme. Output in JSON format. Option to sort, group, and filter output. Adjustable terminal Height and Width. […]

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