Nortel Networks DCT1900 - Manual (Page 35)

Technical Product Manual - DCT1900
System Description, System Overview
System-DCT1900/R8/mw 2-13
© 2000-2005
Conference Call
The user of the Portable Telephone has possibility to invite other extensions or outside telephone
numbers to join a conference call.
Hold Call
Allows the user of the Portable Telephone to cut voice communication with an ongoing call without
actually disconnecting it.
Reconnect Call
A call that is put on hold by the user of the Portable Telephone can also be resumed from the same
Portable Telephone.
Callback
If the called number is occupied and hard to reach due to busy line, this feature registers the target
extension to automatically call back when it is free.
Cancel Callback
Exits the Callback operation.
2.3.3 Standalone Analog Interface and T1 CAS Digital Interface
Basic signalling such as on-hook, off-hook and ringing are supported.