A VMware ESXi host with the correct OVA template for CUCM 8.6.
Version 8.6 is End-of-Life (EOL), meaning it may no longer be available for direct download from the Cisco Software Central portal. bootable ucsinstall ucos unrst 8621000014sgn161
ucsinstall is used to install UCS Manager or firmware. The long number might be a license entitlement or device serial. bootable ucsinstall suggests you have a bootable USB/image to run ucsinstall . A VMware ESXi host with the correct OVA template for CUCM 8
This filename refers to a bootable installation image for Cisco Unified Communications Manager (CUCM) Release 8.6.2 . Filename Breakdown bootable ucsinstall ucos unrst 8621000014sgn161
: Stands for Unified Communications Operating System (the Linux-based platform CUCM runs on). 8.6.2.10000-14 : The specific build version (8.6.2).