A software upgrade on CUE does not need licenses - as long as the hardware is covered under smartnet. Just go ahead and download/install software. More info on compatibility here: http://www.cisco.com/en/US/partner/docs/voice_ip_comm/unity_exp/compat...
Are you sure this is a Unity Express? We do not have any patches - all software for the Unity Express module is delivered via a dot-release like 7.0.2 becomes 7.0.3 for bug-fixes. CUE also does not support Exchange integration.-Jaideep.
CUE 3.2 does support CUCM 7.0. This testing/support was done to create a compatible release at the time CUCM 7.0 was released.The CUE Compatibility Matrix should be used as the primary source for this type of info on CUE. Its available at: http://www...