21
Using your telephone
1
21
Usi
1.16
Identifying a malicious call (ISDN call)
When you receive a call, you can ask the network operator to record
informations about your communication (correspondents’ numbers, date and
time of call, subaddress, etc.).
1.17
Activating the loudspeaker during a conversation
(receiver lifted)
during a conversation
service request acknowledged
Using this service requires to take out a subscription to the
network operator.
Mcid
during a conversation
activate loudspeaker
adjust volume (7 levels) deactivate loudspeaker
OR
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