Please install the currently supported Firmware release, 11202019.
The update package for all Dolby Show Store (DSS2x0) servers will update both the system software of the DSS2x0 and the attached Media Block's firmware at the same time. This ensures that the server software and media block firmware are running their matching versions.
An Upgrade KDM will not be required when upgrading a server connected with a CAT745 Media Block.
More information can be found in these Knowledge Base articles, https://kb.dolby.com/CinemaKnowledgeBase/s/article/DSS200-and-DSS220-Current-Versions and https://kb.dolby.com/CinemaKnowledgeBase/s/article/What-Is-the-Difference-Between-an-Install-and-an-Upgrade-Disc-for-My-DSS-Servers.
Please install the currently supported System Software release, 4.9.6(4).
The update package for all Dolby Show Store (DSS2x0) servers will update both the system software of the DSS2x0 and the attached Media Block's firmware at the same time. This ensures that the server software and media block firmware are running their matching versions.
More information can be found in these Knowledge Base articles, https://kb.dolby.com/CinemaKnowledgeBase/s/article/DSS200-and-DSS220-Current-Versions and https://kb.dolby.com/CinemaKnowledgeBase/s/article/What-Is-the-Difference-Between-an-Install-and-an-Upgrade-Disc-for-My-DSS-Servers.
Line 241483:2018-06-30 09:45:40,951 INFO [Cat 745 device props update timer for Tecs Host 'ZiqIP47htgMMOu/vc4zU9Ub2sGk='] usl.USLTecsHostService - Buffer Underflow Detected
Line 241557:2018-06-30 09:57:08,510 INFO [Cat 745 device props update timer for Tecs Host 'ZiqIP47htgMMOu/vc4zU9Ub2sGk='] usl.USLTecsHostService - Buffer Underflow Detected
Line 241589:2018-06-30 10:01:14,191 INFO [Cat 745 device props update timer for Tecs Host 'ZiqIP47htgMMOu/vc4zU9Ub2sGk='] usl.USLTecsHostService - Buffer Underflow Detected
Line 241988:2018-06-30 10:11:59,641 INFO [USLControlPoint] usl.USLTecsHostService - Buffer Underflow Detected
Line 210709:2018-06-26 00:23:16,168 WARN [USLControlPoint] streaming.StreamManager - Transport not available, cause: connection -> false
Line 216626:2018-06-27 00:38:01,183 WARN [USLControlPoint] streaming.StreamManager - Transport not available, cause: connection -> false
Line 222038:2018-06-28 00:23:37,198 WARN [USLControlPoint] streaming.StreamManager - Transport not available, cause: connection -> false
Line 238773:2018-06-30 02:38:06,189 WARN [USLControlPoint] streaming.StreamManager - Transport not available, cause: connection -> false
Playback might have been interrupted by a loss of connection to the media block.
A possible explanation for this is a known issue in ShowManager (4.7.0) that can cause transport disconnections when the Media Block is full of audit logs.
You can either,
Other possible reasons for disconnections should also be investigated.
Here are some Knowledge Base articles that could give you some insight on this topic:
This certificate is valid past January 2038. However, Dolby DSS servers utilize a 32-bit OS, which will stop functioning after January 19, 2038.
Read more: https://en.wikipedia.org/wiki/Year_2038_problem