Unify OpenStage 40 SIP User Manual

124 Making calls with multiple lines
Busy override
A station of a line trunk group is on a call. It’s primary line is configured as a sec-
ondary line on your phone. This line now has the status "busy." You can connect
to the call by pressing the illuminated key for this line (see also
 Page 21).
Prerequisite: A secondary line is set up on your multi-line phone, the option to
connect to the call is activated for your phone and "system-based conference"
is set up for your system (
 Page 106).
If a preview is set up and activated for the relevant line ( Page 137), you have
to press the line key a second time following the preview in order to connect.
The key of a secondary line illuminates – it is busy. You want to connect to the
call.
R Press the illuminated line key. A conference is established. You are connected
to the parties on the secondary line. The key continues to illuminates and the
conference is shown on the display.
You can now:
• Put the secondary line on hold
• Leave the conference on the secondary line
• Make consultation call
• Accept a second call
• Alternate between a new call party and a conference on the secondary line.
• Include a call party from a consultation or a second call in the conference.
If there is already a conference on the secondary line you are connected
to this conference. The conference is shown on the display.

Unify OpenStage 40 SIP Specifications

General

Audio Quality	HD Voice
Connectivity	Ethernet
Protocols	SIP
Number of SIP Accounts	6
Speakerphone	Yes
Power Supply	PoE or external power adapter
Wall Mountable	Yes
Bluetooth	No
Wi-Fi	No
Weight	1.2 kg
Type	IP Phone
Display Type	LCD
Ethernet Ports	2 (10/100 Mbps)
Supported Codecs	G.711, G.722, G.729

Summary

OpenStage 40 SIP, OpenStage 40 G SIP, OpenStage Key Module 40, OpenScape Voice User Guide

Important Information

Trademarks

Information on trademarks and compliance with EU directives.

Location of the Telephone

Guidelines for optimal placement and environmental conditions for the telephone.

Basic Functions

Secure Voice Transmission

Information on securing voice communication with a padlock icon.

Emergency Mode

How the phone operates in emergency mode during network faults.

Answering a Call

How to answer incoming calls using handset, speakerphone, or headset.

Call Forwarding

Instructions for setting up and managing call forwarding features.

Enhanced Phone Functions

Programmable Sensor Keys

Overview of programmable keys and available functions for customization.

Phonebooks and Call Lists

Managing personal and corporate contacts and call history.

Making Calls with Multiple Lines

Using the telephone with multiple lines for advanced call management.

Privacy/Security

Features for securing the phone and managing privacy settings.

OpenScape Voice Functions

Feature Toggle Key

Using keys to activate/deactivate specific OpenScape Voice functions.

Hunt Group Functions

Managing hunt group features for call distribution.

Whispering

Unnoticed communication with a caller during monitoring.

Individual Phone Configuration

Display

Adjusting display settings like tilt, contrast, and brightness for optimal viewing.

Date and Time

Basic phone settings for date and time display.

Audio

Configuring audio settings such as volumes and ringtones.

Setting the Language and Country

Configuring phone language and country-specific settings.

Call Recording

Recording Modes

Different modes for automatic and manual call recording.

Web Interface (WBM)

General

Introduction to the Web Interface for phone configuration.

Fixing Problems

Troubleshooting

Solutions for common phone issues and problems.

Local User Menu

Opening the User Menu on the Phone

Steps to access the phone's user menu for settings.