If you are looking to upgrade your domain from server 2003 to server 2008 then there are a number of pre-requisites that need to be followed. Here is everything you need to know about upgrading your domain to server 2008 from FSMO to finish.
By default only one administrator can connect to server 2008 by default, here is a guide on how add more that one user at a time to use RDP..How to allow more than 1 administrator on server 2008 at a single time
Step by step guide on transfering you FSMO roles in GUI and command line.How to transfer FSMO roles from one server to another guide.
A full step by step guide on pre-requisites and each stage of installing exchange 2010 onto your network / 2008 server.
When you log on to a 2008 server you see message such as appliying group policy or applying settings, here is how to remove all logon messages in server 2008/sbs 2008 and 2011.
On a terinal or remote dekstop server there are various applications that yuo will not want a remote desktop user to run, regedit is one of them Here is how to stop a standard user from running regedit in terminal services.
You can manage what users use what desktop pc with a group policy, here a a guide on how to setup this GPO to manage users login rights to desktops.
If you are migrating your DHCP service to another server then you will need to backup the DHCP database and then restore it on the new server. Here is how to do so.
Changing the domain administrator is a straight forward job – aslong as you follow the pre-requisites. Here is a step by step guide to changing the administrator password on your network.
How to locate your memory dump file after a crash to see why it crashed, this is usefull in diagnosing blue screen errors.
Windows cannot find the local profile and is logging you on with a temporary profile you may see the error Event ID 1511 in event ID. Solution here.
If you would like to stop organisational units from being deleted,there is a few things you can do. here is a guide on how to step OU`s from being deleted accidentley.
SSL 3.0 is not enabled in server 2008/sbs2008 and sbs2011 out of the box. It can be enable from the registry however. Here is how to enable ssl 3.0.