Alcatel-Lucent OpenTouch - Intrusion into an Internal Conversation; Adjust Audio Volume; Signal Malicious Calls

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3.9. Intrusion into an internal conversation
Your correspondent's line is busy. If the number is not "protected" and if authorised, you can intrude
into the call:
 Intrusion
 Same key to exit (Intrusion)
Protection against intrusion:
 Press programmed key
 Enter correspondent's number
Protection is cancelled when you hang up.
3.10. Adjust audio volume
During a call, to adjust the volume level of the loudspeaker or receiver:
 During a conversation
 Adjust audio volume
3.11. Signal malicious calls
This key lets you signal a malicious call. If this call has an internal source, it is signalled to the system
by a special message.
 You receive a malicious call
 Malicious