Move-CsUser : HostedMigration fault: Error=(201), Description=(Cannot find user in Active Directory with the following SIP URI
Last week I run into the following error message when trying to move an on-premise Skype for Business user to…
error – The connection to the server could not be completed | MRS Proxy Server
If you change the password of an Exchange administrator account, which is associated to the Hybrid Migration Endpoint (MRS Proxy…
Exchange Server 2019 – Database Copy Component (HighAvailability) State is offline
After removing and re-adding an Exchange Server to a Database Availability Group (DAG), I wanted to activate a database copy…
pfSense 2.5.0 Bug – Router Advertisements Server is active by default on internal LAN Interface – Multiple Errors like – Renaming of LAN Interface or setting up OpenVPN Server runs into an error regarding IPv6 Configuration
Today I run into a strange error message at renaming the LAN interface from pfSense v. 2.5.0 with the following…
A fatal error occurred while creating a TLS client credential. The internal error state is 10013
If you have disabled the deprecated server and client protocols TLS 1.0 and TLS 1.1 on your Windows Server as…
Microsoft Teams Meeting – Start recording is greyed out
Assuming that you fulfil all of the following prerequisites for Micrsoft Teams cloud meeting recording, and Start recording is still…
SCCM (System Center Configuration Manager) slow or stucking Console/GUI
If you encounter issues with a permanent slow or stucking SCCM console, there is a good chance the reason for…
Call Forwarding Teams Direct Routing with AudioCodes Mediant VE SBC and DTAG SIP Trunk – from external to external – no audio
Recently I run into an issue, where a Teams user forwarded incoming calls to his external mobile number. If the…
Dell iDRAC RAC0225: Sending the test mail failed
If you configure Alerts on your Dell iDRAC over SMTP and get the following error on iDRAC 4.x versions and…
Migration from onPremise to Office 365 – Part 7 -Troubleshoot Skype for Business Hybrid
In Part 7 we will see how to troubleshoot Skype for Business Hybrid. This Blog Post Series consists of 7…