This cumulative update fixes several issues in Skype for Business Server 2015 and Unified Communications Managed API 5.0 Runtime. The version number of this update is 6.0.9319.534.

Issues that the cumulative update fixes

The cumulative update fixes the following issues:

This cumulative update fixes the issues that were previously listed in the following Microsoft Knowledge Base articles:

The global version of this cumulative update uses a Microsoft Windows Installer package to install the cumulative update. The dates and the times for these files are listed in Coordinated Universal Time (UTC) in the following table. When you view the file information, the date is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

After the update is installed, the global version of this update has the file attributes, or a later version of the file attributes, that are listed in the following table.

File name

File version

File size

Date

Time

Platform

File_default_tmx

Not applicable

1,057,641

19-Jun-2018

03:59

Not applicable

File_gac_collaboration_dll

6.0.9319.534

6,618,256

19-Jun-2018

04:23

x86

File_gac_internal_media_dll

6.0.8953.265

9,582,736

23-May-2018

17:30

x64

File_gac_rtmpal_dll

6.0.8953.265

2,973,328

23-May-2018

17:30

x64

File_gac_sipeps_dll

6.0.9319.534

1,949,328

19-Jun-2018

04:22

x64

File_mediaperf_dll

6.0.8953.265

61,072

23-May-2018

17:30

x64

File_mediaperf_h

Not applicable

13,546

23-May-2018

17:30

Not applicable

File_mediaperf_ini

Not applicable

100,700

23-May-2018

17:30

Not applicable

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