what happen when new phone with firmware major than cucm available?
Waht happen when I buy a ip phone with firmware 9.0(3) scc and connect this phone in a call manager that not have this firmware available? 1) the phone will downgrade to the firmware available in the cucm?
2) the phone will retain this version 9.0(3)? if yes, will not have any compatibility issue with the cucm?
3) the phone not downgrade the firmware but will have some feature not work?
4) the phone not downgrade but could hit some bugs that version of the cucm are available?
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