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Cloud PBX Azure Voicemail delivery to Exchange Server On-Premises Supportability and Configuration

I mentioned a few weeks ago that Microsoft publically announced support for using Exchange Server as a repository for Cloud PBX voicemail. Now a few more details have surfaced on TechNet (thanks Nick Elniff from the Modality team for flagging). Interestingly the voicemail service is being referred to as Cloud PBX Azure Voicemail in this article. Cloud PBX Voicemail with Exchange Server...

Don’t Install .NET Framework 4.6.1 and Skype for Business Server 2015 / Lync Server 2013 / Exchange Server

Be aware that the Skype and Exchange Product Groups have recommended that customers hold off on installing .NET Framework 4.6.1 on their Skype for Business Server 2015, Lync Server 2013 servers and Exchange Servers I’d also be wary on other Microsoft servers at present. Next Steps: How to temporarily block the installation of the .NET Framework 4.6.1 How to Uninstall .NET Framework 4.6...

Exchange UM Toll Fraud Risk, Don’t Weaken Your PIN Settings

Exchange Unified Messaging is the voicemail platform common to most Lync/Skype for Business installs but also supports PBX systems. We’ve recently seen a new toll fraud attack targeting Exchange UM’s to relay calls and either bypass call charges or run up charges on premium rate numbers. The attack relies on guessing or otherwise compromising users PINs. The attacker then calls the compromised...

Exchange Management Console pointing to wrong server “The attempt to connect to http://server.domain.com/PowerShell using "Kerberos" authentication failed”

I came across this error during an Exchange 2010 Unified Messaging deployment. The EMC would not connect: "The attempt to connect to using "Kerberos" authentication failed: connecting to remote server failed with the following error message : The WinRM client cannot complete the operation within the time specified.  Check if the machine name is valid and is reachable over the...

Tom Talks Microsoft Teams and Microsoft 365 news and opinions