Hi,Sequesnce for upgrade :1. CUCM Publisher2. CUCM Subscriber3. UCCX nodes4. QM.Process :CUCM 9.x (pls note below is the process for v7.1.5) 1. Install 7.1.5 in Vmware using the 9.1.2 OVA template with Linux version 3 32 bit with same setting as pro...