Linux

How to OpenVPN Client-Server Connection via Linux Ubuntu

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We will explain how to connect to your OpenVPN server via Ubuntu in two ways. One is via CLI and the other via GUI. We will use PfSense as the VPN server. In addition to using PfSense as an OpenSource firewall, you can use it for many purposes. We will use the VPN server for the process here and get the configuration files from it.

First, we extract the configuration files from the VPN server. **.Ovpn, \ .p12, * .key. In the meantime, the configuration varies on the server-side. So for ios, for android, for windows and are divided into standard packages.

CENTOS, LINUX, VMWARE ESX / ESXI

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Vmware Tools is the software that needs to be installed in order for our virtual servers to perform more efficiently and more optimized with real machines. As can be seen from the image below, Vmware Tools is not installed and does not work on our virtual machine.

First of all, as soon as you insert a CD into the computer, we add Vmware Tools to the system by clicking Install / Upgrade.

SNMP INSTALLATION AND SETTINGS – CENTOS 7

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Simple Network Management Protocol(SNMP) is used to control devices located in large network structures. From the temperature on the device to the users connected to the device, internet connection speed, and system uptime, various information is contained within the panel structure defined in SNMP.

You can review this link before installing.

Run the following command to start the installation. Let’s install SNMP and its tools.

>yum -y install net-snmp net-snmp-utils

You can then use the vi editor to configure SNMP with the following command.

How To Centos 7 Network Settings

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First, let’s list the interfaces and see detailed information about their status. For this;

Run the nmcli d command.

I have 1 interface’  eno and it seems that it is not connected, as the picture below shows,

Then let’s start the process quickly. First, you need to use an editor command for interface settings. I’ll use the vi command in the default, my advice is vi, but you can use different editor commands. Of course, you can use those commands after installing and integrating them.

How to Install Centos 7 Apache

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Apache is one of the most used web services in the world. When hardware is insufficient or fewer resources are required on the server, instead of using any server management panel (cPanel, Plesk, CWP, etc.), only the services to be used can be installed on the server and high performance can be obtained from the server.

In this article, we will explain step by step how to install Apache web service to Centos 7 operating system.