CUE SMTP VM to Email Debugs

no trace all
clear trace
trace voicemail msgnotif all
trace configapi smtp debug
trace entitymanager NotifDevice all
trace smtp all
sho trace buffer tail

https://voiceonbits.com/2010/08/10/cue-voicemail-notification-through-email/

Cisco WLC Hex Settings

For a single controller with an IP address of 10.1.1.3 configure this in the DHCP scope.

option 43 hex f1040a010103

Also have to add option 60 to the DHCP scope. For a 1700 series AP:

option 60 ascii “Cisco AP c1700”