Erwin Bierens

Knowledge is Power

Disable .NET Framework 4.8 from Windows Update

About the .NET Framework 4.8 The .NET Framework 4.8 is an in-place upgrade to versions 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2 and 4.7 of the .NET Framework. In case of Exchange / Skype for Business Server 2015 if you don’t have the corresponsing CU patch or product level we will need to block the automatic installation through Windows Update of the .NET Framework 4.8 patch. These steps describes how to perform this blocking action. Continue reading

Disable .NET Framework 4.7 from Windows Update

Microsoft posted a blog about .NET 4.7 with Exchange is not supported yet. (link) About the .NET Framework 4.7 The .NET Framework 4.7 is an in-place upgrade to versions 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, and 4.6.2 of the .NET Framework. In case of Exchange we will need to block the automatic installation through Windows Update of the .NET Framework 4.7 patch. These steps describes how to perform this blocking action. Continue reading

Polycom Trio 8800 failed to discover exchange server (Office365)

Problem Deployed some Polycom Trio’s in my organisation (we’re running Exchange Online and Skype for Business Online) and everytime i went to the Calendar the Polycom was showing an error “Failed to discover exchange server”. How to solve this error Login to the webinterface from the Polycom Trio 8800 (first time enable HTTP/HTTPS connection from the Polycom Advanced Option, Default password is “456”) Go to Settings > Applications Disable the AutoDiscover and Fill in the following Exchange Server url: Continue reading

Exchange 2016 Send Connector Ziggo

2016-12-27 2 min read Exchange Erwin Bierens
In order to send mail from your own mailserver (in this case Microsoft Exchange 2016) you’ll need to setup a send connector. In this tutorial i’ll show you how to configure this part. Configure the Send Connector Go to your Exchange admin center. Go to Send Connectors and add a new connector. Name the connector and select Internet and click next. Select “Route mail through smart hosts” Click on the + icon and fill in: smtp. Continue reading