We just released a new KB article that discusses an issue where a Service Connection Point that's running on Microsoft System Center Configuration Manager current branch doesn't download updates. If you’re experiencing this problem you’ll also notice entries that resemble the following logged in DMPDownloader.log:
Download manifest.cab SMS_DMP_DOWNLOADER 8/2/2016 2:20:24 PM 7568 (0x1D90)
WARNING: Failed to download easy setup payload with exception: The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secure channel. SMS_DMP_DOWNLOADER 8/2/2016 2:20:25 PM 10760 (0x2A08)
WARNING: Retry in the next polling cycle SMS_DMP_DOWNLOADER 8/2/2016 2:20:25 PM 10760 (0x2A08)
You may also notice client connectivity issues when you use Microsoft Intune.
For complete details, including the cause as well as the steps to resolve the problem, please see the following:
J.C. Hornbeck, Solution Asset PM
Microsoft Enterprise Cloud Group