SYSTEM AND METHOD OF CREATING AVAILABILITY INDICATORS FOR CELL PHONE AND DESK PHONE

摘要

A communication system for a private branch exchange (PBX) communication line and a non-PBX communication line, the system having a computing device with a memory to store an association with a user of a PBX communication line and a non-PBX communication line, and having a processor and operably connected to the PBX communication line, and an indicator, configured to indicate that one of the PBX communication line and the non-PBX communication line is unavailable for a call, and to issue a signal to an indicator associated with the PBX network or to a device on another line, such other that may or more not be part of the PBX network, that the user who is associated with the PBX communication line and the non-PBX communication line is unavailable for a call.