[UAG] Forefront UAG Service Pack 1

Microsoft recently released Forefront UAG Service Pack 1.

You could update the following versions of Forefront UAG:

• RTM
• Update 1
• Update 2
• SP1 Beta
• SP1 RC 

The some of new functionalities are:

• A lot of update for DirectAccess configuration
• Provides trace file available on Microsoft download center. For more information on how to use them Frédéric Esnouf wrote an excellent article.
• ADFS v2.0 support
• Better support of SharePoint 2010 publication introduced on Update 1

Some steps are required in order to update to this service pack as described here: http://technet.microsoft.com/en-us/library/gg281604.aspx.

For more information about the SP1: http://technet.microsoft.com/en-us/library/gg295322.aspx.

The SP1 is available for download on Microsoft download center, there's also an integrated version available on MVLS.
[Update] It's also available on the MSDN.