ASCOM Ascotel 2025 System Manual page 469

ascom Ascotel 2025/2045/2065
Example of a three-party Conference
The figures below show variants of three-party conferences with internal and
external subscribers.
The left-hand side of the figure below shows a conference set up in the PBX with
three internal subscribers (three-party conference feature); the right-hand side
shows a conference in the public network with three exchange subscribers (three-
party conference supplementary service):
Fig. 2.156: Conference circuit feature and three-party conference supplementary service
The figure below shows a three-party conference connected in the PBX with one
internal subscriber and two exchange subscribers:
Fig. 2.157: Three-party conference feature with 1 internal and 2 external subscribers
The three-party conference feature is implemented locally in the PBX. Two B chan-
nels are seized as a result.
2.292 Features
PBX
A
B
haz1225aaena0
C
A
ISDN
C
ISDN
A
B
haz1226aaena0
C
PBX
B
haz1227aaena0
HBT_20321104_02/B0_en