Siemens GIGASET C475 IP - Manual (Page 107)

106
Using several handsets
Using a handset as a room monitor
Gigaset C470-475 IP / EN for IM-Ost / A31008-xxxx-xxxx-x-xxxx / T-NetBox_SAG-registration.fm / 18.12.07
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Level:
Set noise level sensitivity ( Low or High ).
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Press the display key §Save§ to save the entry.
You can use the §Options§ display key to switch directly to the room monitor settings.
Changing the set destination number
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Room Monitor
s Scroll to the Call to: line.
X or §Delete
Delete existing number.
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Enter number as described in "Activating the room monitor and entering the number to
be called" (page 105).
Deactivating the room monitor remotely
Preconditions: The room monitor call is sent to an external destination number. The tele-
phone called supports touch tone dialling.
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Accept the call from the room monitor and press keys 9 ;.
Your base station sends a confirmation tone and ends the connection.
Room monitor function deactivated on the handset. There will be no further room monitor
calls. The other room monitor settings (e.g. no ringer tone) on the handset will remain acti-
vated until you press the display key §OFF§ on the handset.
To reactivate the room function with the same phone number:
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Turn on the activation again and save with §Save§ (page 105).
Please note:
An external number will be dialled via the default connection (VoIP or fixed line network) if you do
not enter a line suffix (page 32) and have not defined any dialling plans for the number (page 149).
Please note:
Remote deactivation via VoIP connections is possible if DTMF signals are transmitted either as SIP info
messages, as audible signals via the voice channel (inband or audio) or as special RTP data packets
pursuant to RFC2833 (provider-dependent).