9 Reasons Why You Need to Use a VPN

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9 reasons why you need to use VPN

Countries around the world are going above and beyond to protect their citizens from internet threats. One example is that in some countries, which has made it impossible for its citizens to access social media sites. And in some of the western countries, they are using the internet to invade its citizens’ privacy, it only makes sense to protect yourself … Read More

Discover the Netplan network configuration in Ubuntu

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ubuntu netplan configuration

Ever since Ubuntu changed it’s network configuration to netplan from traditional configuration, many of them got so upset. Some of them are very annoyed to the point they even entirely removed the netplan and installed ifupdown back to the system again. So is Netplan going to stay ?, if yes shouldn’t we learn how to configure them on our Ubuntu … Read More

4 easy step to install CentOS on Linux KVM

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CentOS is one of my favorite Linux distros, I have been using them for quite a while for my labs as well as in POC’s. If I have to do some testing in the Redhat production servers I would prefer to use Centos as an alternate as both are identical and configuration looks the same and Centos doesn’t require a … Read More

10 easy steps to install ubuntu 19.04 on VMware workstation 15

Saifudheen SidheeqLatest Posts, Linux, VirtualizationLeave a Comment

When you are a network engineer or a developer, you may want to test your skills in a virtual environment rather than playing with your machine or production environment. Because you never know what could go wrong. What is VMware’s workstation and Fusion? VMWare workstation pro is a Software program that would let you install different operating systems, be it … Read More

Best way to Stream VLC videos on your local network

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The VLC media player is great if you wanted to watch videos on your computer, tablet, or even on your smartphone. And the best part about this media software is that it not only play videos locally it also helps you play videos over the network, meaning you can make your local machine as video server and stream the videos. … Read More

Discover the difference between overlay and underlay networks – Part-8

Saifudheen SidheeqLatest Posts, Nokia NuageLeave a Comment

The overlay and underlay networks are quite difficult to understand at first but it is pretty easy, in this blog lets go over the differences between underlay and overlay networks also do a lab to make more sense. This is also the continuation of the nuage SD-WAN lab setup. Initially, I thought I would just install all the Nuage SD-WAN … Read More

Nuage NSG bootstrapping – Part 7

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Nuage NSG at the branch

Even though we have virtual Nuage NSG, let’s think for a second that we have got a brand new NSG’s at our branch locations and we are going to deploy them as Branch 1 and two like below. 🙂 1.Creation of NSG in an Enterprise. The first step for the NSG bootstrapping is to create an NSG in the enterprise. … Read More

Creation of Nuage SD-WAN gateway (NSG) in VSD – Part 6

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How you install the traditional network devices?A skilled technician would go on to the site to deploy the router and connect cables on them and make sure everything is working.But how to implement SD-WAN gateway? You cannot install SD-WAN gateway in our case NSG (Network Service Gateway) just like that. You would have to do a process called NSG bootstrapping … Read More

Nokia Nuage SDWAN Controller (Nuage VSC) deployment – Part 4

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In our last section of the Nuage sdwan lab setup, we had installed VSD, which is the nuage networks VNS management plane. In this section of the nuage lab guide, we would go ahead and install a nuage SD-WAN controller known as VSC (Virtual Service Controller.) We would be using two SDN controllers for high availability. One would be acting as primary, and the other … Read More

How to create Bridge and Vlan sub-interfaces in Linux – Nuage SD-WAN lab Part 2

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nuage underlay network setup

What is the underlay and Overlay network? When it comes to Nuage-SDWAN there are two types of networks that we have to use. First one is called the underlay network and the second one is called the overlay network. The underlay network is nothing but our traditional network which would help us to connect all the network equipment. Once the … Read More

[Solution] You need at least 8.6GB disk space to install Ubuntu. The computer has only 2.0GB

Saifudheen SidheeqLatest Posts, Linux, VirtualizationLeave a Comment

I was working on a topology where I had to add a Ubuntu desktop client to simulate the end-user machine. I tried to install Ubuntu on the KVM hypervisor. Downloaded the Ubuntu ISO file, moved the Ubuntu-desktop ISO file to /var/lib/libvert/images folder on the KVM server I was working on. Selected network configuration and started the VM installation. There were … Read More

5 Steps to change the display resolution in Linux

Saifudheen SidheeqLatest Posts, LinuxLeave a Comment

When you install Redhat Linux enterprise on a server, by default, it takes the display resolution as 800 x 600 or 1024 x 768. Also, when you go to display settings, you would be disappointed to see there are no options available to increase the display resolution either. You can change the display resolution RedHat and centos machine by following … Read More

How does DHCP work in the network

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DHCPACK

How does DHCP work in the network? Before we answer that question, we need to understand the different ways of configuring the IP addresses.You could use either DHCP or static IP configuration. You might already know the configuration of IP address statically on a computer. It requires you to go to the network properties of the network hosts and manually … Read More