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Collaboration Services 3.9 - Release Notes

Quest® Collaboration Services 3.9 About this release New features Resolved issues Known issues System requirements

Hardware requirements Exchange server requirements Required permissions Upgrade and compatibility

Product licensing Installation instructions More resources Globalization About us

Known issues

The following is a list of issues, including those issues attributed to third-party products, known to exist at the time of release.

Table 2. General known issues
Known issue	Issue ID
Exchange Online is not supported.	180261
Modern Authentication is not supported.	178691
The QCS Namespaces list may contain duplicate namespaces after installation. You can remove duplicate values manually.	CR#52102
The user interface may appear unresponsive when retrieving large quantities of data when the Collaboration Services server CPU usage is high. This happens because the user interface has the lowest priority and always yields to all other Collaboration Services processes.	CR#52098

Table 3. Synchronization known issues
Known issue	Issue ID
ACSMAPIServ.exe service will not shut down which causes the Quest Collaboration Services Synchronization Service to become unresponsive.	TFS#291199
When free/busy information is published to public folders, the current month is determined in GMT. This behavior is only applicable to Calendar synchronization.	CR#52296
Collection statistics may show incorrect information. This does not mean there are any errors in the synchronization. Please refer to Collaboration Services events for tracking synchronization issues.	CR#52099
Indexing service, antivirus on-access scanners, and any other software that interacts directly with the file system may lock Collaboration Services databases and cause synchronization failures. You must exclude the Storage subfolder in the Collaboration Services installation folder from the scope of such tools.	CR#52047

Table 4. Installation and upgrade known issues
Known issue	Issue ID
When upgrading the license to one for a different number of synchronized objects, you must perform a re-publication of all published collections.	CR#52100

System requirements

Before installing or upgrading Collaboration Services 3.9, ensure that your system meets the following minimum hardware and software requirements.

Hardware requirements

Table 5. Hardware requirements
Requirement	Details
Platform	Intel x86-based computer Pentium III or higher. Multi-processor configurations are recommended for the HQ forest server in large deployments. TIP: Using faster processors and multi-processor configurations generally improves synchronization performance.
Memory	A minimum of 2 GB RAM is required; 8 GB is recommended. Requirements for RAM depend on the total number of synchronized objects: Less than 100,000 objects – 4 GB 100,000 to 300,000 objects – 8 GB More than 300,000 objects – 16 GB
Hard disk space	A minimum of 80 GB of free disk space is required. Additional disk space requirements are as follows: 10 MB per every 1K of synchronized Active Directory objects 20 MB per every 1K of synchronized free/busy objects or Calendar objects
Operating system	One of the following: Microsoft Windows Server 2003 SP 2 or later Microsoft Windows Server 2003 R2 Microsoft Windows Server 2008 Microsoft Windows Server 2008 R2 Microsoft Windows Server 2012 Microsoft Windows Server 2012 R2 Microsoft Windows Server 2016 Microsoft Windows Server 2019
Additional software	Microsoft Exchange Server MAPI Client and Collaboration Data Objects 1.2.1 build 6.5.8320 or later Outlook 2010 or later versions NOTE: Only 32-bit version of Outlook is supported. This includes Outlook 2010, 2013, 2016, 2019, and Outlook for Office 365. Microsoft Internet Explorer 8.0 or later Microsoft Windows Installer 2.0 or later Collaboration Services supports the following Active Directory forest functional levels: Windows Server 2003, Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016 and Windows Server 2019.

Exchange server requirements

Table 6. Exchange server requirements
Requirement	Details
Exchange server	Microsoft Exchange Server 2007 SP 1 or later NOTE: To use the free/busy synchronization option with Microsoft Exchange Server 2010, Service Pack 1 must be installed along with a configured public folder store. Without Service Pack 1 you will only be able to use the Active Directory and calendar synchronization options with Exchange 2010. Microsoft Exchange Server 2010 SP1 Microsoft Exchange Server 2013 Microsoft Exchange Server 2016 CU6 or later: Works with Outlook 2013 or later versions. Microsoft Exchange Server 2019 NOTE: Exchange 2013, 2016 and 2019 only support Active Directory and calendar synchronization options. NOTE: For Exchange Server 2013 and later versions, you need to apply the RCAMaxConcurrency Unlimited Throttling Policy to the Collaboration Services Service Account. To do so, run the following Exchange PowerShell commands: New-ThrottlingPolicy QCSSAPolicy Set-ThrottlingPolicy QCSSAPolicy -RCAMaxConcurrency Unlimited Set-Mailbox -Identity <QCS service account ID> -ThrottlingPolicy QCSSAPolicy To verify that the policy is applied successfully, run the following Exchange PowerShell command: Get-Mailbox -Identity <QCS service account ID> \| Get-ThrottlingPolicyAssociation

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