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Protocol: SIP
Protocol: SCCP
Features
Supported
Supported
Auto Call Pickup
Calling features: Basic call options
Supported
Supported
Auto Dial
Calling features: Advanced call handling - Shared
lines
Supported
Supported
Barge (and cBarge)
Supported
Supported
Block External to
External Transfer
Calling features: Advanced call handling - Busy Lamp
Field features
Supported
Supported
Busy Lamp Field
(BLF)
Calling features: Advanced call handling - Busy Lamp
Field features
Supported
Supported
Busy Lamp Field
(BLF) Pickup
Calling features: Additional call options
Supported
Supported
Call Back
Supported
Supported
Call Chaperone
Supported
Supported
Call Display
Restrictions
Calling features: Call Forward
Supported
Supported
Call Forward All
Supported
Supported
Call Forward All
Breakout
Supported
Supported
Call Forward All
Loop Prevention
Calling features: Call Forward
Supported
Supported
Call Forward Busy
Supported
Supported
Call Forward
Configurable
Display
Supported
Supported
Call Forward
Destination
Override
Calling features: Call Forward
Supported
Supported
Call Forward No
Answer
Calling features: Advanced call handling - Call Park
Supported
Supported
Call Park
Cisco Unified IP Phone 7975G, 7971G-GE, 7970G, 7965G, and 7945G Administration Guide for Cisco Unified
Communications Manager 9.0 (SCCP and SIP)
248
Feature Support by Protocol for Cisco Unified IP Phones