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
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
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
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
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 https://docs.microsoft.com/en-us/azure/load-balancer/load-balancer-get-started-internet-arm-ps In this article I am going to create a load balancer for incoming traffic on
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
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
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.com domain to Office 365 tenant. In order to prove ownership of domain and have mail flow they need to update
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