This article explains how you can quickly Turn Windows Firewall On or Off. This tips applies to Windows Vista, Windows 7 and Windows Server 2008 only!
This article explains how you can use Schtasks.exe with Psexec.exe to check schedule Tasks on remote computers.
This article explains how you can use Gpotool.exe to check the sync problem with Group Policy Objects.
This article explains how Group Policy processing happens at the client computers.
This article contains a few links you can use to delegate basic server administrations to junior Administrators.