80 Voice Gateways System Manual
Appendix A - Internal Class 5 Services
A.1 Actions and Keypad Sequences
Table A-1: Keypad Sequences
Action Description Keypad Sequence
(R=hook-flash)
HOLD Holds an on-going call R0
DROP Drops an on-going call R1
FLASH Switches between on-going call
sessions or starts new call
inquiry
R2
CONFERENCE Activates 3-party conference R3
CONFERENCE DROP Deactivates 3-party conference R5
CW ACTIVATION Enables Call Waiting indication
tone
*43#
CW DEACTIVATION Disable Call Waiting indication
tone
#43#
CW STATUS CHECK Informs about the current
configuration of Call Waiting
indication tone
*#43#
CALL FORWARD ACTIVATION Call Forward activation *21* <telephone number>#
CALL FORWARD
DEACTIVATION
Call Forward de-activation #21#