Kaynak: www.cisco.com
As of Cisco Unified Communications Manager Release 11.5, the following phones are no longer supported. If you use any of these phone models on an older release of Cisco Unified Communications Manager and you upgrade to Release 11.5, the phone will not work after the upgrade completes.
Cisco IP Phone 12 S
Cisco IP Phone 12 SP
Cisco IP Phone 12 SP+
Cisco IP Phone 30 SP+
Cisco IP Phone 30 VIP
Cisco Unified IP Phone 7902G
Cisco Unified IP Phone 7905G
Cisco Unified IP Phone 7910
Cisco Unified IP Phone 7910G
Cisco Unified IP Phone 7910+SW
Cisco Unified IP Phone 7910G+SW
Cisco Unified IP Phone 7912G
Cisco Unified Wireless IP Phone 7920
Cisco Unified IP Conference Station 7935