In this part, we will verify that all 3 ESXi hosts are setup correctly and then setup DNS records on lab-dc01 to point at the relevant IP addresses. ESXi Host Verification First of all, we need to make sure that Read more…
I this part, we will setup the 3 ESXi hosts. Firstly, here is a photo of what the Virtual Network Adapters page looks like in VMware Workstation: On the ESXi hosts, I have them configured as below: This is the Read more…
This is the first part in a series of guides on how to get a cluster setup with VMware ESXi and vCenter. This first guide shows what my environment looks like and how I plan for it to look. Host Read more…
Here is the painful way to convert a Citrix XenServer VM to work on Hyper-V (Hopefully without any BSOD’s!) Firstly its a very good idea to snapshot your VM in the event that this goes wrong and you need to Read more…
Changing an AD Domain name may sound complicated but depending on your setup it not be. My Environment: LAB-DC01 – 10.1.21.252 Changing the domain from lab.local to ad.avidpontoon.co.uk First, create a new primary DNS forward lookup zone for the new Read more…
SIP ALG can be both useful and a pain. This can become apparent when trying to setup a SIP connection to a PBX on the internet somewhere. Or alternatively, dialling into a local PBX from externally. Many do no realise Read more…
IPv6 is very easy to delegate to your customers if you are an ISP. This streamlines the way your customers connect to your provider edge and into the internet. Lets see the small topology for this tutorial: Here we have Read more…
With the IPv4 public address space running out very fast, we will soon be adopting IPv6. Many enterprises and ISP’s are already using IPv6 in their core networks. When the rest of the world come to adopt this new technology, Read more…
As we have exhausted all IPv4 addresses it was decided to implement NAT in a lot of areas of the internet. You are probably reading this sat behind a router that is performing a variation of NAT. NAT’s purpose is Read more…
There may come a time where you need to limit the speed of a connection coming through a router. This could be part of an internal network or part of and ISP’s network. I am going to demonstrate this on Read more…