Cisco Ip Phone 7821, 7841, And 7861 User Guide For Cisco Unified Communications Manager 10.0 (Sip - Cisco 7821 User Manual

Survivable Remote Site Telephony Overview
Feature
Conference List
Transfer
Transfer to Active Calls (Direct
Transfer)
Auto Answer
Call Waiting
Caller ID
Audible Message Waiting Indicator
All Calls Programmable Line Key
Answer Programmable Line Key
Unified Session Presentation
Voicemail
Speed Dial
Service IRL Programmable Line
Key
To Voicemail (iDivert)
Line Filters
Park Monitoring
Barge
Enhanced Message Waiting
Indication

Cisco IP Phone 7821, 7841, and 7861 User Guide for Cisco Unified Communications Manager 10.0 (SIP)

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Supported
No
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Partial
No
No
No
Advanced Operations
Notes
Conference is the only feature
supported.
Your voicemail will not be
synchronized with other users in
the Cisco Unified Communications
Manager cluster.
The iDivert softkey is not
displayed.
Lines are supported but cannot be
shared.
The Park softkey is not displayed.
You see the message That
feature is not
currently available.
Message count badges do not
appear on the phone screen.
Only the Message Waiting icon is
displayed.