Cisco 524SG - Unified IP Phone VoIP User Manual page 16

Table 1 Features supported in SPCP protocols.
Phone Features, page reference
Program Personal Speed-Dial Buttons, page 13
Retrieve Voice Messages, page 9
Select the Ring Type, page 9
Transfer to Voice Mail, page 11
Transfer a Call, page 11
Use the Intercom Feature, page 14
View Call History, page 14
16
SPCP
Supported
Supported
Supported
Supported
Supported
Supported
Supported