Patent ID: 6167123
Filing Date: 2000-12-26
Classification: H04N,H04Q

Abstract:
A private branch exchange (PBX) switch for connecting an incoming call to any of a plurality of local voice and fax lines, each said voice line being identified by an identifier received with the incoming call, comprising:memory means for storing information associating a FAX line with each identifier;means, independent of the identifier, for automatically distinguishing incoming voice calls from incoming facsimile transmissions, said means for automatically distinguishing being capable of distinguishing voice calls and facsimile transmissions placed from integrated services digital network (ISDN) and from analog phone systems, said means for automatically distinguishing including means for extracting an ISDN call set up message; andmeans for connecting an incoming call classified as a FAX transmission to said FAX line associated with said received identifier and connecting an incoming call classified as a voice call to the voice line identified by said received identifier.