13.1.18  

Three-Party Conference (3PTY) 
 

Definition  
A three-party (3PTY) conference is possible with a multi-device connection. The conference status is indicated at the ISDN port.
On the user side, note that the other conference participants join the conference in the system, that is, only one B channel is needed for the S0 applications bus.

Model-Specific Data  

 Subject  
 HiPath 3800  
 HiPath 3550  
 HiPath 3500  
 HiPath 3350  
 HiPath 3300  
Feature available in  
 x  
 x  
 x  
Hardware requirements  
 Digital trunk connection  
Software requirements  
 V2.0
or later  
 V1.0
or later  
 V1.0
or later  
CO feature  
 x  
 x  
 x  
Station feature  
 x  
 x  
 x  

Dependencies/Restrictions  

 Subject  
 Dependency/Restriction  
Conference  
For multi-device connections only. In the case of CSs, the conference is executed in the CS. The information element is transmitted to the trunk.