Chapter 3: Operating the system
98-129217-D Using a phone or fax machine 31
• *31# before the phone number will show the caller’s phone number to the recipient where
it would otherwise be hidden, e.g. because the number is an ex-directory number.
• For analogue 2-wire telephones, use the R key during a call to get access to a
supplementary services function. The supplementary services functions supported by the
terminal are described in the following sections.
Handling waiting calls
During a call, if a second party tries to call you, you may hear a Call Waiting indication. The Call
Waiting indication is two beeps and a pause of 3 seconds, then two beeps again etc. If no
action is taken, the waiting call is released.
In the web interface you can enable or disable the call waiting indication. For further
information, see Call waiting on page 85.
Analogue 2-wire phones with R key: When you receive a Call Waiting indication, you have
the following options:
Different types of phone have different methods/keys for the functions listed below.
If you have another type of phone than the ones listed below, refer to the
documentation for your phone/handset.
If you want to: Do as follows (standard 2-wire phone):
Clear the current call,
and accept the waiting call.
Press R 1 #
Hold the current call,
and accept the waiting call.
Press R 2 #
Ignore the waiting call. Take no action.
Reject the waiting call. Press R 0 #