The story I had a project few weeks ago where my client wanted to install Skype for Business 2019 but had installed Lync before and removed the server without doing proper decommissioning which kept dirty records in AD database and had to be removed manually in order to make a new clean installation of Skype […]
Issue When deleting a Lync Server 2013 Standard Edition Pool in Topology Builder and publishing the topology, it fails with the following error. Error: An error occurred: “System.InvalidOperationException” “Cannot publish topology changes. Conference directories still exist on a pool that would be deleted. Remove the conference directories before continuing.” Ok, so I run the following […]
OAuth skype for business server 2015 – A random blog from a sysadmin
Symptoms When you try to upgrade your Microsoft Skype for Business (SFB) 2019 pool or server to the SFB Subscription Edition RTM, or when you try to run Install-CsDatabase cmdlet in PowerShell, the following error message is displayed in the Skype for Business Deployment wizard: Unable to continue installation due to incompatible service version(s) found. Causes This […]
Yesterday when building topology and then publish it based on my servers who is running Windows server 2016, and the Preview of the S4B-2019. I get this error when trying to verify topology. Does not matter if I choose Standard edition with one frontend server or if I have Enterprise ed with 3 servers and […]
I was recently rebuilding my home lab, purely as a refresher when I ran into a (new for me) hurdle when deploying Persistent Chat. I had deployed; Single standard Edition Server SQL Server with Reporting Services, hosting Monitoring and Archiving I had then decided to update my deployment by adding Persistent Chat to my Standard […]
Scenario I recently did a project where the client wanted to use their email address domain for their SIP domain – fairly common – but they did not have an internal DNS zone for that domain. Their internal AD structure was domain.local – not something we can publish for external or federation access. Furthermore, the […]
I have implemented this week multiparty conferencing through the new Cisco’s CMS conferencing product. CMS enables Lync and Cisco users to participate in the same conference with a seamless behavior between Lync and Cisco experience. The CMS is excellent for organizations where both Lync and Cisco UC deployments are used. (yes, Cisco is best in Telephony, […]