For more information, see the following chapter
and section in the user guide
Protocol: SIP
Protocol: SCCP
Features
Supported
Supported
Device Invoked
Recording
Supported
Supported
Direct Transfer
Calling features, Call Park
Supported
Supported
Directed Call Park
Calling features, Do Not Disturb
Supported
Supported
Do Not Disturb
(DND)
Phone applications, Ringtones
Supported
Supported
Distinctive Ring
Your phone - Wireless headsets using headset
port
Supported
Supported
Electronic
Hookswitch
Supported
Not supported
E-SRST
Improvements
Voice messages, Voice message identification
Supported
Not Supported
Enhanced Message
Waiting Indicator
Supported
Not supported
Enhanced Version
Negotiation with
Unified CME
Supported
Supported
Extension Mobility
Size Safe and
Feature Safe
Calling features, Fast Dial
Supported
Supported
Fast Dial Service
Supported
Supported
Flexible DSCP
Marking
Calling features, Forced Authorization Code
Supported
Supported
Forced
Authorization Code
(FAC)
Supported
Not supported
Gateway Recording
for SIP
Supported
Supported
Group Call Pickup
Supported
Supported
Headset Sidetone
Controls
Calling features, Hold
Supported
Supported
Hold
Cisco Unified IP Phone 8941 and 8945 Administration Guide for Cisco Unified Communications Manager 10.0 (SCCP
and SIP)
111
Feature Support by Protocol