After configuring OAuth and the certificates, we must now instruct Lync 2013 and Exchange 2013 to be partner applications. This will allow Lync 2013 and Exchange 2013 to communicate and interoperate securely.
Here is how we configure Lync 2013 and Exchange 2013 as partner applications.
Exchange 2013 comes with a script to quickly do this configuration. The only thing you need to know and understand is which URL you will have to configure when running the script on Exchange. The URL should have the FQDN of your Lync pool and look like https://lyncpool.domain.com/metadata/json/1.
Note
The Lync pool name must be on the web certificate used on the Lync Front End server. If the Lync pool is a standard pool, the name of the pool is the server FQDN.
So now, let's explain how to run the script. First, open the Exchange Management Shell and browse to the scripts...