While looking around the net for tips on getting my lab together with Workstation 7 I found Roggy's videos.  He has done an 
excellent job of taking you through the steps to set up
- DNS
- 2 ESX 4 hosts
- vCenter
- Openfiler
If you are a visual learner, as I am, these walk-throughs are a great resource.  Thanks Roggy!
vSphere Lab Part 1 Roggy: VMware Vsphere Lab-How to Part 1vSphere Lab Part 2 Roggy: VMware Vsphere Lab-How to Part 2vSphere Lab Part 3 Roggy: VMware Vsphere Lab-How to Part 3
The videos can be downloaded from Vimeo where they are hosted.