Cucm 12.5 Bootable Iso Download |work| Jun 2026

Warning: This will wipe the target drive.

You must possess an active user account on Cisco.com.

Once complete, the VM will automatically reboot and present a Linux login prompt on the VMware console. You can then access the system via a web browser at https:// /ccmadmin . 6. Post-Installation and Smart Licensing cucm 12.5 bootable iso download

If you only have access to the non-bootable upgrade ISO from Cisco's site, you must manually make it bootable to use it for a fresh installation. This is a common practice for lab environments like EVE-NG . Steps for Linux/EVE-NG Users:

Provide a reliable Network Time Protocol (NTP) IP address. CUCM is highly sensitive to time-drift; the installation will fail if it cannot sync with the NTP server. Warning: This will wipe the target drive

What (e.g., ESXi 6.7, 7.0, 8.0) are you using?

CUCM version 12.5 has reached its . The EOL announcement dates are important to consider for long-term planning: You can then access the system via a

Operating Cisco software without proper entitlement violates licensing agreements.

: Starting with version 12.5, CUCM must run on virtual machines; bare-metal server installs are no longer supported.