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The product support lifecycle information matching your search criteria is listed below.If you do not see your product listed below, check this additional product list for more lifecycle information.

Microsoft provides support on the current service pack, and in some cases the immediately preceding service pack, for the products listed below. See the Lifecycle Support Policy FAQ for details on the Service Pack Support Policy. If you have any questions regarding support for a product, please contact your Microsoft representative. If you need technical support, visit the Contact Microsoft Web site.

The information on this page is subject to the Microsoft Policy Disclaimer and Change Notice. Return to this site periodically to review any such changes.

Microsoft Product Lifecycle Search

HelpType the full or partial name of the product you want to find.
HelpThe Lifecycle Start Date is the estimated date that a product or service is made available for support in its applicable worldwide markets.
HelpThe Mainstream Support date is the last date that the product will be in Mainstream Support.
HelpThe Extended Support date is the last date that a product will be in Extended Support.
HelpBoth Mainstream Support or Extended Support dates will be searched.
HelpThe Service Pack Date is the last date that the product will be in Service Pack Support.
Products ReleasedLifecycle Start DateMainstream Support End DateExtended Support End DateService Pack Support End DateNotes
Communications Server 2007 Enterprise Edition10/27/20071/8/20131/9/2018
Communications Server 2007 R23/19/20091/8/20131/9/2018
Communications Server 2007 R2 Standard Edition3/19/20091/8/20131/9/2018
Communications Server 2007 R2 XMPP Gateway9/28/20091/8/20131/9/2018
Communications Server 2007 Standard Edition10/27/20071/8/20131/9/2018
Live Communications Server 200311/13/20031/13/20091/14/2014
Live Communications Server 2005 Enterprise Edition1/22/20054/13/20104/14/20157/10/2007
Live Communications Server 2005 Service Pack 14/28/2005Review NoteReview NoteSupport ends 12 months after the next service pack releases or at the end of the product's support lifecycle, whichever comes first. For more information, please see the service pack policy at
Live Communications Server 2005 Standard Edition1/22/20054/13/20104/14/20157/10/2007
Microsoft Forefront Security for Office Communications Server6/9/2009Review Note12/31/2015The roadmap for security products under the Forefront brand has changed.  This product is discontinued as of December 31st, 2015. Visit the Forefront website for details: