Understanding PRI (Primary Rate Interface) and Upcoming Changes to this Technology
What Is Primary Rate Interface? Primary Rate Interface — PRI — is an end-to-end connection for delivering commercial telecom services, including voice, data and video traffic. PRI is a subset of the ISDN standard, supporting 23 concurrent inbound/outbound bearer channels and one signaling channel, with CLID and DID service. Delivered over T1 transmissions, PRI became […]
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