Alcatel-Lucent 8234 - Activate;Deactivate Voice Frequency

During a conversation
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4.7 Activate/deactivate voice frequency
This feature depends on the system configuration. If necessary, contact your administrator. During a call,
you sometimes have to send DTMF signals, for example, for a voice message service, an automatic
switchboard or when remotely consulting an answering machine:
• You are in conversation with one contact.
To activate DTMF mode:
• ■ MF code ?
• To activate.
• Sending DTMF signals.
To deactivate DTMF mode:
• □ MF code ?
• To deactivate.
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