This version introduced several critical updates for modern VoIP deployments:
After extraction, you must configure the router to serve these files to IP phones using the tftp-server flash: command for each firmware file. INSTALL CME 12 IN ROUTER ISR4321/K9 - Cisco Community Cme-complete-fileset-12.0.tar
Loads for supported hardware, including then-new support for Cisco IP Phones 8821, 8845, and 8865 . This version introduced several critical updates for modern
The standard method to deploy these files is using the archive command from the privileged EXEC prompt: archive tar /xtract tftp:// /Cme-complete-fileset-12.0.tar flash: Cme-complete-fileset-12.0.tar