Forum Discussion
Exchange UM Certificate Confusion
We currently have Exchange 2010 & 2016 with Lync Server 2013. Right now, we have Exchange 2010 UM setup as a single-role-server. The UM server uses a self-signed certificate and Lync only works wit...
Hi Craig Unterborn, what I usually do in ensure that the FQDN of the server hosting the UM service is present in the SAN entry of the Exchange cert. Then simply assign the cert to the UM services. Since all the Lync\Skype servers trust the issuing authority they will in turn trust the UM services.
Let us know how you progress.