Operation Manual
Table Of Contents
- Copyright
- Warranty
- Declaration of conformity
- Safety instructions
- Disposal of the product
- Hardware Components
- User Interfaces
- User and Administrator Mode
- Documentation
- Phone Installation
- Phone Initialization
- Registration
- Idle Screen
- Phone User Interface
- Web User Interface
- General Configuration Tasks
- Display Configuration Tasks
- Audio Configuration Tasks
- SIP Identity Configuration Tasks
- Function Key Configuration Tasks
- Maintenance Tasks
- Outgoing Calls
- Extension (SIP identity) for Outgoing Calls
- Making Calls
- Auto Completion (Number Guessing)
- Call Completion
- Call Termination
- Redial
- Call Indication
- Accepting Incoming Calls
- Call Waiting
- Denying Incoming Calls
- Denying Incoming Calls Automatically
- DND (Do Not Disturb) Mode
- Call Forwarding
- Audio Operation Modes
- Mute / Unmute
- Multiple Speaker Mode
- Hold and Resume
- Call Transfer
- Conference
- Call Recording
- Logoff All Users (Extensions/SIP Identities)
- Logon New User (Extension/SIP Identity)
- Access
- Access
- Availability
- Access
- Changing the Presence State
- Contact Presence
- Acoustical Indication
- Visual Indication
- Retrieve New Messages
- Busy Lamp Field (BLF) feature
- “Calls” List
- Call Pickup

User Manual - English
80
Presence
This feature allows you to publish a presence state to indicate your current communication
status in order to inform your contacts of your availability and willingness to communicate.
L Note: Your VoIP PBX must support this functionality. This feature is only
available from firmware release 7 onwards.
The following settings must have been configured in advance:
Setup Advanced SIP/RTP Publish Presence: <ON>
Setup Identity X SIP Contact List: <ON>
Setup Identity X SIP Contact List URI: <SIP URI>
For ip820c / ip830c / ip840c only:
Configure one context-sensitive key S1…S4 to call up the “Presence State” list
and another one to call up the “Contacts“ list:
Setup Function Keys: Sx <Presence> / <Contacts>