To change the license from Cisco CallManager Express to Cisco CallManager with Cisco Unity Express 2.1.x, perform these steps:

Perform a backup before the license upgrade.

Type write memory.

Make sure you have the cue-vm-license_xxxmbx_ccm_2.1.3.pkg. license file.

Put the file on a FTP server.

From the Cisco Unity Express console, type software install clean url.

(ftp://ftp_server_ip_address/path/cue-vm-license_xxmbx_ccm_2.1.3.pkg url username password).

After the license is installed, reload Cisco Unity Express.

Check if you have the right license, as shown:

show software license

se-10-89-239-43# sh software license

Core:

- Application mode: CCM -----------> make sure that shows CCM not CME

- Total usable system ports: 8

Voicemail/Auto Attendant:

- Max system mailbox capacity time: 6000

- Default # of general delivery mailboxes: 20

- Default # of personal mailboxes: 100

- Max # of configurable mailboxes: 120

Languages:

- Max installed languages: 1

- Max enabled languages: 1