The OCS Technicall Product Management Team recorded two videos about some of the new OCS R2 features: Attendant Console and Conferencing.

Here are the links to access them:

• Office Communications Server 2007 R2 and the new Attendant Console
  http://edge.technet.com/Media/OCS-and-the-new-Atte...nin1.0
• What’s new in Conferencing with Office Communications Server 2007 R2
  http://edge.technet.com/Media/Whatrsquos-New-in-Co...07-R2/

How to access all commands in the Ribbon key using keyboard instead of a mouse.

Read more at source: http://blogs.msdn.com/outlook/archive/2008/10/20/r...s.aspx

Microsoft announced the new OCS version know as OCS 2007 R2, the worldwide launch will be on Feb 3, 2009.

Read more at source: http://www.microsoft.com/Presspass/press/2008/oct0...R.mspx

More informatou about OCS: http://www.microsoft.com/communicationsserver

The RU4 for Exchange Server 2007 SP1 was released, as follows:

You can get it here: http://www.microsoft.com/downloads/details.aspx?Fa...ang=en

Description of the Rollup Update 4 for SP1: http://support.microsoft.com/?kbid=952580

There is a KB with all Exchange Server build number and release dates of the products, check this out: http://support.microsoft.com/kb/158530.

With the hotfixes released in August 2008, Microsoft is significantly improving the capability for Office Communications Server 2007 to exchange calls with SIP-based IP-PBX, in particular from Cisco. As a consequence, Microsoft now supports OCS deployments in Direct SIP with IP-PBX between Office Communications Server and specific versions of Cisco Call Manager.

Read more at source: http://communicationsserverteam.com/archive/2008/0...0.aspx

As a part of the broad initiative across Microsoft to support 64 bit versions across many of its product lines, the next release of OCS will support 64-bit operating systems only. This decision will help meet customer demand and is a natural progression of the product that aligns with the same approach taken by the Exchange team (with Exchange 2007) and the SharePoint team (with SharePoint 2007) to support 64 bit operating systems only.

Read more at source: http://communicationsserverteam.com/archive/2008/0...6.aspx

The ExchangeTeam has blogged about Autodiscover and Outlook Providers configuration in two different posts, as follows:

• When, if and how do you modify Outlook Providers?
  http://msexchangeteam.com/archive/2008/09/29/449921.aspx

• The Autodiscover Service and Outlook Providers - how does this stuff work?
  http://msexchangeteam.com/archive/2008/09/26/449908.aspx

A new version of Mailbox Server Role Storage Requirements was released.

Updates Tracking page: http://msexchangeteam.com/archive/2007/07/05/445802.aspx

How to use the calculator: http://msexchangeteam.com/archive/2007/01/15/432207.aspx

Read more at source: http://msexchangeteam.com/archive/2008/09/23/449899.aspx

A new version of the script that moves domino groups to AD was released.

This script will move Domino Groups to Active Directory while preserving SMTP Addresses by creating contacts in AD for these users. By default Move-DominoGroupToAD will drop SMTP addresses if they do not already exist in AD.

Read more at source: http://blogs.technet.com/collabtools/archive/2008/...s.aspx