Architecture and context The PSTN was the earliest example of traffic engineering to deliver quality of service (QoS) guarantees.[citation needed] A.K. Erlang (18781929) established the mathematic...
Architecture and context The PSTN was the earliest example of traffic engineering to deliver quality of service (QoS) guarantees.[citation needed] A.K. Erlang (18781929) established the mathematic...
TDS Telecommunications Corp. Announces Agreement to Acquire Union Telephone Co. ...