Linux Tutorials on the topic “networking”
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How to use speedtest on a Linux server to check, store and report internet speeds graphically
Author: Ted Marynicz •
Tags: debian, ispconfig, linux, networking •
Comments: 7 •
Updated: Apr 25, 2019 Following on from a set of problems of poor broadband connectivity I was experiencing I decided that I wanted to monitor the Mbps speed I was getting from my provider on a regular basis. I was seeing especially poor figures when trying to download files in the evening, with much faster speeds achieved very early in the morning.
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How to Install OpenVPN Server and Client with Easy-RSA 3 on CentOS 7
Author: Muhammad Arul • Tags: centos, linux, networking, security • Comments: 3 • Published: Apr 16, 2019OpenVPN is an open source application that allows you to create a secure private network over the public internet. In this tutorial, we will show you how to step-by-step install and configure OpenVPN on CentOS 7.6. And we will implement the certificate-based OpenVPN authentication.
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Install Observium Network Monitoring Software on Debian 9
Author: Matt Vas • Tags: debian, linux, monitoring, networking, server • Comments: 0 • Published: Sep 28, 2018Observium is a powerful and flexible free and open source auto-discovery network monitoring software. In this guide, we’ll show you how to install and configure the latest version of Observium Network Monitoring software (Community Edition) on Debian 9 release.
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Reverse SSH Tunneling
Author: kcharoen • Tags: linux, networking • Comments: 40 • Updated: Sep 06, 2018Reverse SSH Tunneling: have you ever wanted to ssh to your Linux box that sits behind NAT? Now you can with reverse SSH tunneling. This document will show you step by step how to set up reverse SSH tunneling. The reverse SSH tunneling should work fine with Unix like systems.
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How to whitelist an IP in Fail2ban on Debian Linux
Author: oufcomm • Tags: ispconfig, linux, networking, security • Comments: 6 • Updated: Sep 03, 2018How to whitelist an IP in Fail2ban on Debian Linux. Fail2Ban is used to protect servers against brute force attacks. Fail2ban uses iptables to block attackers, so, if we want to add permanent IP address and never be blocked, we must add it in the config file.
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Monitor Network Traffic with Ntopng on Ubuntu 18.04 LTS
Author: Hitesh Jethva • Tags: linux, monitoring, networking • Comments: 7 • Published: Aug 07, 2018Ntopng is a free and open source software for monitoring network traffic that provides a web interface for real-time network monitoring. In this tutorial, we will learn how to install Ntopng on Ubuntu 18.04 LTS server.
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Linux Basics - Set a Static IP on Ubuntu
Author: galiclick •
Tags: networking, ubuntu •
Comments: 32 •
Updated: Apr 27, 2018 Set a static IP on Ubuntu, all Ubuntu versions from 12.04 to the most recent version Ubuntu 18.04 LTS are covered in this tutorial. The guide explains how to set a static IP on an Ubuntu system from the command line. It covers the network configuration for all recent Ubuntu versions incl. Ubuntu 18.04 LTS and includes instructions to configure a static IP address, set the hostname and configure name resolving.
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Install Observium Network Monitoring on Debian 9
Author: Hitesh Jethva •
Tags: debian, linux, networking, security •
Comments: 4 •
Published: Dec 19, 2017 Observium is a free and open source Network Management and Monitoring tool that can be used to monitor all of the network devices. It is written in PHP and uses SNMP to collect the data from the connected device and monitor them using a web interface. In this tutorial, we will explain how to install and configure Observium on Debian 9 server.
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Software Defined Networking (SDN) - Architecture and role of OpenFlow
Author: Himanshu Arora •
Tags: linux, networking •
Comments: 1 •
Published: Jun 23, 2017 In our previous article, we had a good overview of SDN as a technology, why it’s needed, and how IT industry is adopting it. Now, let’s get a layer deeper, and understand SDN’s architecture and the role of the Openflow protocol in the implementation of the technology.
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Software Defined Networking (SDN) explained for beginners
Author: Himanshu Arora •
Tags: linux, networking •
Comments: 1 Over the past few years, Software Defined Networking (SDN) has been a key buzz in the computer networking/IT industry. Today, more and more companies are discussing SDN to leverage it for their business and future growth plans.
