Article ID: 122726, created on Aug 27, 2014, last review on Oct 28, 2014

  • Applies to:
  • Operations Automation

Release Notes

Full release notes can be downloaded here.

Dependencies and Pre-Requisites

  • The Microsoft Lync Server 2013 Hosting Pack Integration 4.4 application package requires POA 5.5.7 (or higher).
  • Lync Server 2013 CU3

Microsoft Lync Server 2013 Hosting Pack Integration 4.4

The following new features are introduced with the Integration version 4.4:

  • The Lync Extensions Configuration functionality allows a Subscriber to manage the Lync extension numbers, which are internal short numbers the Subscriber can assign to its users to facilitate internal communication.
  • The User Photo Management functionality allows a Subscriber to add user photos to its user profiles, change or delete the photos.

Fixed Issues

APSA-8239 "assign-number" api method should check resource status and return the meaningful exception

APSA-7977 3 second lag after clicking the External Communications switcher

APSA-7777 File uploading for Lync with size more than 3 MB doesn't work


Contact your Parallels Support account manager to obtain the new versions of the Microsoft Lync Hosting Pack Application Package and Application Endpoint ZIP file.

Upgrade Procedure

Modifying Endpoint site to accept client certificates:

  1. At the Lync Endpoint Host server go to IIS manager and select the Endpoint web site.
  2. Open the SSL settings menu, check in the Require SSL checkbox and select Accept in Client certificates.
  3. Click Apply.

Adding controller certificates to the Endpoint host:

  1. Log in to the Management Node and open the directory <poa_folder>/APS/certificates/, where is the location of the installed POA software, "/usr/local/pem/" by default.
  2. Copy the certificate file controller.pem.
  3. Go to the Lync Endpoint host and open the directory <endpoint_folder>/App_Data/certs/.
  4. Paste the certificate file controller.pem to this directory.
  5. Rename the file controller.pem to the <Instance_ID>.controller.cert, where Instance_ID is the identifier (GUID) of the Lync Application Instance. You can get the Instance_ID from file name of the application instance certificate located in the same directory.
  6. Import the copy of the controller certificate to the Local Machine Trusted Root Store (Console Root > Certificates (Local Computer) > Trusted Root Certification Authorities > Certificates).

Allowing serverRuntime section:

  1. Run command “appcmd.exe add backup <backup_name>” from directory “%WINDIR%\System32\inetsrv” to create a backup.
  2. Run command “appcmd.exe unlock config /section:system.webServer/serverRuntime” from the same folder to allow serverRuntime section.

Upgrading Lync Endpoint host:

  1. At the Lync Endpoint Host server, open the directory where the Lync ProvisioningEndPoint files were copied.
  2. Delete all files from the App_Data/scripts directory.
  3. Open the web.config file and write down the values of ProviderApiUrl and APSControllerUri parameters.
  4. Copy and replace all files in the target directory.
  5. Open the web.config file and restore values of ProviderApiUrl and APSControllerUri.
  6. Restart Lync Endpoint host.

Upgrading Lync Application Instance:

  1. Import the new version of the Lync package in POA (Services > Applications > Import Package).
  2. Open Microsoft Lync Hosting Pack v2 and click Upgrade Instances.
  3. Select Upgrade all instances and click Next.
  4. Click Finish and wait till the upgrade task is completed.


To install the Microsoft Lync Hosting Pack Application, use the instructions provided in the PA Lync Server 2013 Hosting Pack Integration Deployment Guide and PA Lync Server 2013 Hosting Pack Integration Provider's Guide.

Help Resources

PA Lync Server 2013 Hosting Pack Integration Guides are available here:

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