Siemens optiPoint 500 entry Reference Manual page 4

DNDon DND
DND off DND
Door opener on
Door opener off
DTMF dialing DTMF
Forwarding on
1=all calls
2=external calls only
3=internal calls only
Forwarding off
Trunk FWD on
Trunk FWD out
Forward Line: On
Forward Line: Off
Headset
Answer call
HF answerback on HF
HF answerback off HF
Hotline
Join hunt group
Leave hunt group
Rejoin all groups
Leave all groups
Lock all phones
Monitoring
Mute on
Mute off
Night answer on
Night answer off
Open door
Override
Page
Answer page (not for U.S.)
...
Program/Service
*97
#97
*89
#89
*53
*1
*11
*12
*13
#1
*64
#64
*501
#501
*96
#96
*85
#85
*85*
#85#
*943
*944
*52
#52
*44
#44
*61
*62
*45
#45
...