Install Nagios on centos 7

By |2018-02-18T07:05:15+00:00February 18th, 2018|Linux, Windows|

This document describes how to install Nagios Core 4.1.1 and Nagios Plugins 2.1.1 on Centos 7 minimal. Nagios is a very popular open source monitoring system.  We will be able to monitor host resources via the Nagios  web interface. We will also utilize the Nagios Remote Plugin Executor (NRPE), that will be installed as

Setting Up OpenVPN Server On Windows Server 2012/2016

By |2018-02-11T14:09:46+00:00February 11th, 2018|OpenVPN, Windows|

OpenVPN is an opensource software application that implements virtual private network (VPN) techniques for creating secure point-to-point or site-to-site connection between two machines. OpenVPN GUI is a graphical frontend for OpenVPN running on Windows XP / Vista / 7 / 8. It creates an icon in the notification area from which you can control OpenVPN

How to install VPN on Windows Server 2012 using RRAS ( Routing and Remote Access)

By |2017-12-24T10:25:19+00:00December 24th, 2017|Windows|

A virtual private network (VPN) is used to connect computers to isolated remote computer networks that is usually inaccessible, by using the Internet or another intermediate network. It creates a secure connection over public network.  In this article we are setting up a VPN server that is used to allow internet connection so client computers can

Installing Remote Desktop Services client access licenses (RDS CALs)-Windows server 2012 or 2016

By |2017-11-28T14:26:13+00:00November 28th, 2017|Windows|

By default only two concurrent active rdp sessions are allowed on a windows server 2012.  If we need more than two  users simultaneously log into the server  we need to have Remote Desktop Licensing (RD Licensing), formerly Terminal Services Licensing (TS Licensing), which  manages the Remote Desktop Services client access licenses (RDS CALs)  for users to connect

Setup load balancer on Azure VMs

By |2017-11-26T02:54:15+00:00March 21st, 2017|AzureVM, PowerShell, Windows|

An Azure load balancer is a Layer-4 (TCP, UDP) load balancer. Usually a load balancer gave distributed traffic among VMs in it even if one VM is in down state. I prepared this article by referring the Azure doc In this article I am going to create a load balancer for incoming traffic on

Disable backing Up status for HyperV VM R1Soft

By |2017-11-26T02:35:16+00:00March 16th, 2017|Hyper-V, PowerShell, Windows|

If we like to disable the “backing Up” status for HyperV VMs during backup. Disable the ” checkpoint ”  option available for VM from the settings tab. Some times its necessary if we need to restart VM during the backup job running from the backup tools like R1Soft. Open Hyper-V Manager. Right click on


By |2017-11-12T05:25:13+00:00October 9th, 2016|Tips & Tricks, Windows|

Today I have installed SSL certificate (Comodo positive SSL )  for my website hosted in IIS8.  Comodo positive SSL is a commonly used one.  The installation part goes smoothly. But after performing SSL install in IIS8 I came up with an strange error. HTTPS version of my website wroks fine in Firefox but doesn’t

cPanel Office 365

By |2017-11-11T04:12:05+00:00October 9th, 2016|cPanel, Tips & Tricks, Windows|

If we have VPS or dedicated server having cPanel and your clients are requesting as their organization is using Office 365 for internal collaboration and for Email flow. They need to add  their domain to Office 365 tenant. In order to prove ownership of domain and have mail flow they need to update

Let’s Encrypt on Windows IIS

By |2017-11-11T02:54:13+00:00October 3rd, 2016|Windows|

If we need to enable https for our website we need to get a certificate from a Certificate Authority (CA). Let’s Encrypt is a CA. More details about Let’s Encrypt can be get from their official website. Now let’s focus on how we can install SSL certificate for a website hosted on a windows