Exchange 2007 UM Event ID 32768

If you run OCS and Exchange 2007 UM together, you may notice the following error on the Exchange UM server: The Telephony Manager declined a call with Call Id ‘dc792cb1-3c0e-4a97-a8dc-ec948047af15’ for the following reason in component telephony session: ‘The media description received from the remote SIP peer has an invalid content type ‘multipart/alternative’.’.  While researching…