I’m using Microsoft Active Directory in my Lab for most of the tasks, like user authentication, DNS services, and DHCP. The windows VM is getting bigger and bigger so I decided to switch to Linux. The goal is, to have my user directory, my DNS zones and DHCP subnets managed in OpenLDAP. This post shows the […]
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Tag: Linux
Install ClearPass on Proxmox
Since ClearPass version 6.6.2, we have support for KVM (Kernal-based Virtual Machine). In this post, I show how to install ClearPass on Proxmox. Proxmox runs KVM based virtual machines but unfortunately do not use the tools from the installation guide of ClearPass. Nevertheless, follow this post to get it running. Running ClearPass on Proxmox is […]
Aruba Instant – External Captive Portal
In my last post, I described a simple way, to use the an external captive portal with the Aruba Instant solution. This time, I will change the lab environment to support bridged clients. I will also cover the scenario with the internal dhcp server and the situation with an individual certificate. External Captive Portal in […]
Aruba Instant with External Captive Port...
This time, I write about the scenario, using Aruba Instant with external captive portal. With external portal, I did not mean ClearPass. It can be a simple web server, with a simple web page, hosing the captive portal. I show, how to send back the information to Instant AP and get the user online. How […]
Development Environment for an Internal ...
In this post, I would like to describe the steps needed to set up an development environment for an internal application for the HPE VAN SDN controller. My aim is to use this environment to start writing a simple application for the HPE VAN SDN controller later on. I will use Ubuntu as the development […]
Install a Minimal Ubuntu
In this post I will cover the question around a minimal Ubuntu installation. For the background, I was trying to find a way to install Ubuntu without all the additional software which comes with the default installation. I’m always a fan of starting with the minimal installation and add software as needed. It turns out, […]
VXLAN: Implementation
This post will describe one option to implement a VXLAN enabled fabric. I will use VSR router to create the fabric and create the overlay using VXLAN. I already gave a general overview about VXLAN in an earlier post here: VXLAN: What is VXLAN VXLAN Implementation Introduction Before I will start to describe the configuration […]
How To: Setup an OpenVPN Server
This time, I would like to describe how I setup my OpenVPN server at home. I use this server to tunnel my traffic home, when using an open Wifi network at hotels or airports, to make sure, my traffic is encrypted. I also use the tunnel. to get access to my mail server when being […]
How To: Backup My Server
This time I would like to explain how I backup my server with the help of some build in tools and a script written by myself. As I’m running my blogs and my mail server, which is Scalix, on a Linux server I need to make sure, that no data is lost during an outage […]
How To: Proxmox Live Backup
In this post, I will show, how to configure and schedule proxmox live backup to get a full backup of your VM without downtime. I use this for my server once a week and save the created backup to an external backup device. Configure Proxmox Live Backup The proxmox live backup uses the snapshot technology of […]