Call restriction arrangement

Details Call restriction arrangement Call restriction arrangement

1977-07-26

1978-06-20

Cooper, William C.

179 18BE, H04M 166, H04M 354

Patent

active

040963560

ABSTRACT:
A PBX call restriction arrangement is disclosed in which a plurality of call rerouting schemes are concurrently provided. The class of service assigned each station is used to define both the types of calls prohibited to the station and the rerouting treatment to be given an attempt by a subscriber at this station to make this prohibited type of call.

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