Knowledgebase

If you install Windows server 2008 without entering a license key you are given a period of time to trial the software.

Once this runs out you may also extend the trial time 3 times (rearming) to extend the trial upto 240 days.

To find out the current trial time left:
slmgr.vbs -dli

To extend the trial:
slmgr.vbs -rearm

Source
http://support.microsoft.com/kb/948472

Should you feel the need to use remote desktop over more than 1 monitor use the /span option
Add this to the end of a RDC shortcut:

%systemroot%\system32\mstsc.exe /span

http://www.experts-exchange.com/articles/OS/Microsoft_Operating_Systems/...

How to setup radius authentication over WIFI and how to get client to connect (includes Nokia phones with WIFI)

Prerequisites:

You will to have setup a domain controller, an ISA server, an Enterprise root CA (all 3 are part of Windows server 2003), a wireless access point that does RADIUS and a wifi client that understands RADIUS.

Server Setup:

On your ISA server you will need to request a Certificate from your root CA (see link 3 below) and install it. You should also install the root CA certificate if you haven't already.