To determine the current installed version of PowerShell; in PowerShell type the following built in variable : $PSVersionTable.
If we use Get-Host it will just shows you the version of the host (i.e. of Console.Exe) as below:
Microsoft has released Visual Studio 2010 Service Pack(SP) 1.This service pack release addresses issues that were found through a combination of customer and partner feedback, as well as internal testing. These service packs offer Visual Studio users improvements in responsiveness and stability, as well as completes some high-impact scenarios requested by customers. The full list of updates included in this service pack can be found here.
To obtain Visual Studio 2010 SP1, visit the following Microsoft website:
Microsoft Visual Studio 2010 Service Pack 1
Note: Do not install this service pack if you have downloaded and installed the stand-alone ‘Microsoft Windows SDK for Windows 7 and .NET Framework 4 (Windows SDK v7.1)’ and you are using the x64 or IA64 compilers that were included in that download. Please see the related article for more information.
Microsoft has released Update Rollup 3 for Microsoft Exchange Server 2007 Service Pack 3 (SP3).
We can refer to the article Description of Update Rollup 3 for Exchange Server 2007 Service Pack 3 to know issues that the update rollup fixes And download it from Download the Exchange2007-KB2492691-EN package now.
Important Before you install an update rollup or a service pack, visit the following Microsoft website for prerequisites, installation instructions and known issues:
How to Install the Latest Service Pack or Update Rollup for Exchange Server 2007 (http://technet.microsoft.com/en-us/library/ee221147(EXCHG.80).aspx)
For a list of update rollups that apply to Exchange Server 2007 RTM, Exchange Server 2007 SP1 or to Exchange Server 2007 SP2, the following Microsoft website:
How to Obtain the Latest Service Pack or Update Rollup for Exchange Server 2007 (http://technet.microsoft.com/en-us/library/ee221180.aspx)
Here are few important issues related to Exchange development APIs fixed in the release of RU3 :
2450078 (http://support.microsoft.com/kb/2450078/ ) The sent time in an email message body is incorrect when you reply or forward the email message by using an EWS application in an Exchange Server 2007 environment.
2445129 (http://support.microsoft.com/kb/2445129/ ) The W3WP.exe process may crash when a WebDAV client connects to an Exchange Server 2007 server
2394853 (http://support.microsoft.com/kb/2394853/ ) The returned URL is incorrect when you use the WebDAV "X-MS-ENUMATTS" method to enumerate an attachment in an Exchange Server 2007 environment
2267661 (http://support.microsoft.com/kb/2267661/ ) Some body parts of a message are displayed as attachments when an Exchange Server 2007 user sends the message by using a third-party mail client
955480 (http://support.microsoft.com/kb/955480/ ) A meeting request is stamped as Busy instead of Tentative when it is sent from an external user to an Exchange Server 2007 user
Microsoft has released Update Rollup 3 for Microsoft Exchange Server 2010 Service Pack 1 (SP1).
We can refer to the article Description of Update Rollup 3 for Exchange Server 2010 Service Pack 1 to know the issues that the update rollup fixes. and download it from Download the Exchange2010-KB2492690-EN-x64 package now. Please do go though the Update rollup information section of KB 2492690 to avoid know issues.