Problems getting High-Resolution photos in Skype for Business with MA enabled

Scenario: Skype for Business Server 2015 and Skype for Business Online (“split domain” hybrid configuration) Exchange 2013 and Exchange Online (Hybrid) Skype for Business Online and Exchange Online Configured/Enabled for Modern Authentication (Mixed 5 topology) Important to note, that, users may see multiple prompts in some cases, notably where the MA state is not the same across… Read more

Skype for Business Client with “Outlook Integration Error” for around 10/15 minutes

Scenario: Skype for Business client 2015/2016 (MSI or Click to Run) Skype for Business client April 2017 update (or higher) Exchange Server 2010 Problem: When opening the Skype for Business client you get in bottom right corner an exclamation mark, for around 10/15 minutes, with the following error: “Outlook Integration Error“. You open the “Configuration… Read more

SfBMac: Cannot connect to EWS after enabling EWS Access Policy

In a recent support case the Skype for Business Mac client wasn’t connecting to Exchange Web Services (EWS) after the EWS Access Policy was configured with the following cmdlets: Set-CASMailbox -Identity brick@borderlands.lab -EwsApplicationAccessPolicy EnforceAllowList -EwsAllowOutlook $true -EwsAllowMacOutlook $true Set-CASMailbox -Identity brick@borderlands.lab -EwsAllowList @{add=’UCWA/*’, ‘OC/*’, ‘OWA/*’} https://technet.microsoft.com/library/bb125264(v=exchg.160).aspx Get-CASMailbox -Identity brick@borderlands.lab | fl Name,EwsApplicationAccessPolicy,EwsAllowOutlook,EwsAllowMacOutlook,EwsAllowList EWS was working except… Read more