User's Manual

Table Of Contents
120
Using a handset as a room monitor
S675IP / USA-CAN eng / A31008-xxxx-xxxx-x-xxxx / T-NetBox_SAG-registration.fm / 30.04.2009
Version 8, 03.09.2008
Deactivating the room monitor remotely
Prerequisites: The room monitor call is sent to an external destination number.
The telephone called supports tone dialing.
¤ Accept a call at the handset acting as the room monitor and press
keys 9;.
Your base station sends a confirmation tone and ends the connection.
The room monitor function is deactivated on the handset. There will be no fur-
ther room monitor calls. The other room monitor settings (e.g. no ringer) on
the handset will remain activated until you press the Display key
§OFF§ on the
handset.
To reactivate the room monitor with the same phone number:
¤ Turn on the activation again and save with
§Save§ (£ Page 119).
Please note
External deactivating via VoIP connections is possible as long as the DTMF sig-
nals are transmitted (depending on the provider) either as SIP info messages,
audible signals in the voice channel (inband or audio) or as special RTP data
packets (in compliance with RFC2833).