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Service Engine

DLS Hosted PBX engine represents a class of service indicative of its ability to process maximum number of simultaneous calls with all Hosted PBX standard features enabled. There are currently four classes of the DLS Hosted PBX Engine:
Hosted PBX Engine Class Seats supported
Class A up to 30 seats
Class B up to 150 seats
Class C up to 500 seats
Class D over 500 seats

DLS Hosted PBX Service Requirements