Indented!

Group Policy will, by default, only set the desktop wallpaper using Active Desktop. It is also possible to set the wallpaper using the logon script, or using a custom Group Policy template.
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Occasionally it can be useful to know how to retrieve the parent, or OU holding an object, from Active Directory.
Perhaps the easiest way to do this is using the Parent property.
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This script uses WMI and Active Directory queries to return information about mailbox sizes from Exchange and the limits set in Active Directory.

Download GetMailboxStatistics.vbs

A number of people have been looking for Get-MailboxStatistics for Exchange 2003. I have a PowerShell version of this script for exactly that reason here.
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A script to read the mailbox security descriptor from Active Directory with the intention of finding a particular user or security principal. It will not display the security descriptor, it simply displays whether or not the account is present in the access control list.
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The VbScript below demonstrates how subnet information might be retrieved from Active Directory. It is possible to use a search using to return this information (for objectClass=subnet). This method connects to the subnets container and loops through the contents returning the network address and mask length in a Dictionary object.
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Using WMI it is possible to modify any existing record hosted on a Microsoft DNS Server. The method used varies slightly depending on which record type we want to change.
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One of the most common problems with outbound mail is configuration of the SMTP service name and DNS records. This post briefly covers the requirements for running a public SMTP service, it does not matter if that server is Exchange, or Sendmail, or PostFix, the same set of rules apply.

The outbound rules do not apply when using a Smart Host to send mail. The inbound rules do not apply if receiving mail through a third-party (such as an anti-spam service).
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Taking advantage of the fact that DNS will always respond with an authoritative answer if it has one allows exceptions for single hosts. In essence, using DNS as a centralised hosts file.
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This VbScript searches the current domain for all users with “User cannot change password”, “Password never expires”, or “Trusted for delegation” set, the results of the search are written to a tab delimited text file.
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This script uses WMI to enumerate each access control entry in an NTFS access control list, looking for explicit entries, that is, entries that are not inherited.
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