/mcpPerform Unattended Installation Using Answer File Generator Step 1 Go to https://www.cisco.com/c/en/us/applicat/content/cuc-afg/index.html (Cisco Unified Communications Answer File Generator web page). Step 2 Save the platformConfig.xml file to a Linux-compatible USB drive. Step 3 Plug in the USB drive to the server on which you will install Unified CCX. Step 4 Follow the instructions in Install Unified CCX from Installation DVD, on page 5. Service Update During Installation Unified CCX Release 12.5(1) SU2 does not support the Service Update (SU) upgrade from the installation disc. To upgrade to Release 12.5(1) SU2, see Preupgrade Tasks, on page 17. Cisco Unified Contact Center Express Install and Upgrade Guide, Release 12.5(1) SU3 8 Unified CCX Installation Perform Unattended Installation Using Answer File Generator