TRANSFER METHOD AND NETWORK ADAPTOR UNIT

摘要

PROBLEM TO BE SOLVED: To provide a call processing method that is executed by network terminators placed in subscriber's premises. SOLUTION: Network terminators are connected to communication devices 6 in a digital network and subscriber's premises and call waiting, caller identification and conference speech are executed without intervention from a telecommunication exchange system that bills an additional charge to a subscriber. Furthermore, the network terminator executes a method by which two digital communication devices connecting to one S bus use a communication session in common. In other mode, a 6-way conference speech at the maximum is established by analog telephone sets connecting to an ISD network via the network terminator.