82 Voice Gateways System Manual
Appendix A - Internal Class 5 Services
A.2.5 3-Party Conference 1

Description: One on-going call active, place a new call to a third party and start

conference.

A.2.6 3-Party Conference 2

Description: Two on-going calls active, mix them into a conference session.

A.2.7 Call Waiting Indication Tone

Description: Available only when there are no calls active/in progress.

Table A-5: Call Drop Service
Action Event
R0 Disconnect call that is put on hold. Continue with on-going call.
R1 Disconnect on-going call and return to call that is put on hold.
Table A-6: 3-Party Conference Service 1
Action Event
R3+telephone number Place on-going call on hold (dial tone), inquire new call to a third party
and mix all session into a conference when third party has answered.
R5 End conference with third party and return to first initiated call session.
Table A-7: 3-Party Conference Service 2
Action Event
R3 Start conference with all active parties (mix audio streams).
R5 End conference with third party and return to first initiated call session.
Table A-8: Call Waiting Indication Tone Service
Action Event
*43# Enable Call Waiting indication tone
#43# Disable Call Waiting indication tone (calling party will hear a busy tone
when calling)