13.1.20  

Telephone Portability (TP) 
 

Definition  
This feature allows a user to park a call on the bus, unplug the telephone, plug it in again at another location on the bus, and resume the parked call. The parked station receives a message indicating that the user is porting. The user has three minutes to move the telephone.

Model-Specific Data  

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

Dependencies/Restrictions  

 Subject  
 Dependency/Restriction  
TP  
For PCPBX-point-to-multipoint connections only. In the case of telecommunication systems, the external station is parked in the CS. The information element is transmitted to the trunk.  
The call must be resumed within 3 minutes.  
This feature cannot be used with services such as fax, teletex and data transmission.  
TP internal to S0  
In the case of a Gigaset ISDN, this feature is used for a handover between two radio cells and for implementing the call park feature. Implementation is by the system.