DHCP Vendor Class Identifier – DHCP Option 60

In several meetings I get the question, how can I sent different DHCP options to different devices. The answer is to use the DHCP Vendor Class Identifier, DHCP option 60. Every device sends this option to the DHCP Server, and each DHCP Server can answer with specific options, depending on the option 60. I will … Read moreDHCP Vendor Class Identifier – DHCP Option 60

Using Linux with OpenLDAP for User, DHCP and DNS

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 … Read moreUsing Linux with OpenLDAP for User, DHCP and DNS

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 … Read moreInstall ClearPass on Proxmox

Aruba Instant – External Captive Portal Enhancement

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 Bridged … Read moreAruba Instant – External Captive Portal Enhancement

Aruba Instant with External Captive Portal

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 … Read moreAruba Instant with External Captive Portal

Development Environment for an Internal Application for the HPE VAN SDN Controller

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 … Read moreDevelopment Environment for an Internal Application for the HPE VAN SDN Controller

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 I … Read moreVXLAN: Implementation