toll switch

toll switch

A telephone central office switch (telco switch) that generates toll call transaction. Today, the end office switches provide most of the call accounting. See end office switch and tandem switch.
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almost every toll switch was in part a "Class 4" and provided
For a fabric supported by the first digital switch in America (the AT&T 4ESS toll switch), that fabric capacity was 8 gigabits per second.
Instead of installing additional toll switches, OCCs will create remote distribution centers tied to the main toll switch by their own transmission facilities.
PLDT, Philippines' largest Operator, selected ECI Telecom's QuadCoder 300E systems, to connect several toll switches within the Philippines.