GNS3 – Initial Setup, Adding Routers, Hosts, and ASA Firewalls
Nov17

GNS3 – Initial Setup, Adding Routers, Hosts, and ASA Firewalls

KB ID 0000927  NOTE: THIS ARTICLE IS FOR THE OLD VERSION OF GNS3 GO HERE FOR THE NEW ONE Problem I dip into GNS3 every so often, (depending on what I’m working on). And each time I install it, I spend just as long remembering how to set it up, as I do using it! So, if for no other reason than I can use this page as a reference in future, here’s how to get it up and running. Solution Note: At time of writing he latest...

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Cisco Catalyst Switches – Adding Licenses
Nov17

Cisco Catalyst Switches – Adding Licenses

KB ID 0001012  Problem I had a load of Cisco Catalyst 3560 switches that needed ‘ipbase’ licenses adding to them today. I’ve messed about with plenty of ASA license upgrades before, but not switches. Solution 1. First thing you need is a Cisco PAK, this may be in an email or turn up in a cardboard envelope. 2. Go to http://www.cisco.com/go/license and log in (if you don’t already have a Cisco CCO account you...

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Deploy a Router in your ESX Environment
Nov17

Deploy a Router in your ESX Environment

KB ID 0000182 Problem ESX is designed for building both enterprise class networks, and networks solely for test purposes. That’s all fine and dandy but what if you want turn on DHCP in your network but still have it connected to the outside world? Yes you could deploy a Windows server running Routing and Remote Access – as a router, but that seems to be overkill in the extreme. In the past I’ve done articles on...

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Upgrade ESX 3 to version 4.1.0
Nov17

Upgrade ESX 3 to version 4.1.0

to upgrade ESXi to 4.1 Click here KB ID 0000305  Problem I had to upgrade some ESX hosts from ESX 3.5 the other day, as they are a long way away, and version 4.1 is hot off the presses (at time of writing) that’s what I wanted to upgrade them to. Lessons Learned 1. At first I tried with the “Host Update Utility”. 2. But no matter what version I gave it, it gave me this error, Unsupported ESX version: esx-4.0.0...

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VMware ESX – When Deploying a Template ‘Network interface {name} uses network {name} which is not accessible’
Nov17

VMware ESX – When Deploying a Template ‘Network interface {name} uses network {name} which is not accessible’

KB ID 0000846  Problem I tried to deploy a VM Template today and was greeted with this error, I had renamed all the networks in this environment since I created this template, so I know why I was getting this error. But there seems to be no way to edit the template itself to change the value to the correct network. Solution In the procedure below I will be jumping backwards and forwards between Hosts and Clusters view and VMs and...

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