Basic Functions; Secure Voice Communication; Emergency Mode - Unify OpenScape Desk Phone IP 55G User Manual

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Basic functions

Please read the introductory chapters "Getting to know your
OpenScape Desk Phone IP55G"
on your OpenScape Desk Phone IP55G"
forming any of the steps described here on your phone.

Secure voice communication

Prerequisite: The secure voice communication option must be activated by ad-
ministrator.
If you call a party or receive a call from a party over a secure connection, a pad-
1
lock icon appears on the other party's row on your graphic display. You can opt
to have voice connections that are no longer secure indicated by a brief alerting
tone and a window with the message "Unencrypted call" (see

Emergency mode

If a failover system has been set up for your OpenScape Voice, you can still
make calls and use the functions of the failover system, for example, despite
network faults.
If it happens that your telephone is no longer connected to OpenScape Voice, it
is registered automatically on the configured failover system. The message
"Limited service B8" then appears on the display.
Some functions may not be accessible while in emergency mode, for example:
• Call forwarding ( Page 77)

• Voicemail ( Page 58)

• Callback ( Page 75)
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• Group functions ( Page 55)
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• Multiline ( Page 124)

• OpenScape Voice functions (
1. Normal for secure or struck-through for unsecured voice communication
Page 15 and "Applications available

Page 33 carefully before per-

Page 184)

Basic functions
Page 224).
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