O que (quem) é PSTN - definição

PSTN

Public Switched Telephone Network (Reference: IN)

Routing in the PSTN

Routing in the PSTN is the process of forwarding telephone calls between the constituent telephone networks that comprise the public switched telephone network (PSTN).

https://en.wikipedia.org/wiki/Routing_in_the_PSTN

Exemplos do corpo de texto para PSTN

1. PSTN figures: According to the report the number of subscribers in the public switched telephony network (PSTN), in other words, with landlines, is in decline.

2. Last year, 146,'30 subscribers canceled their PSTN subscriptions.

3. A surcharge of 15 per cent on air–time while roaming and a separate PSTN charge have also been done away with.

4. In the period 1''5–2001, the average rate of increase in the number of PSTN subscribers was about 7–8 percent.

5. "The trends of decelerating revenue growth, PSTN (fixed–line) erosion and accelerating costs so evident in the second half of fiscal 2005 have continued, producing an earnings decline in line with our negative guidance," Chief Executive Sol Trujillo said in a statement to the Australian Stock Exchange.