We currently have a couple of EOL Cisco UCS C210 M2 chassis, running CUCM 10.5.1 (on ESX( 5.1.0) and have purchased 2 x Cisco UCS C240 M4SX which we want to run CUCM 11.0 (on ESX( 5.5.0) The company is carrying out a departmental re-org, in which ...