What is Public Switched Telephone Network (PSTN)?
A connective network of lines and stations for phones that provides the modality for phoning and exchanging voice traffic. A massive meshwork that encases the world where people across the world can communicate with the other. It formed the very basis of phone tech and is still functioning as a crucial life wire of the modern telecoms industry.
Difference Between PSTN and PBX
Business telephone systems are classified into two main categories of systems at the present; the Public Switched Telephone Network (PSTN) and the Private Branch Exchange (PBX). They are both forms of communication but there are some distinct differences between them, primarily in that they both allow for voice calls.
PSTN in its Full is referred to as the Public Switched Telephone Network, this is the network that connects all PSTN phones which are the landline phones. On the other hand, PBX or private branch exchange systems are private telephone systems that are in a company’s premises to handle the company’s internal calls and route external calls through trunk lines connected to the PSTN.
In this article the reader will learn about key differences between proximal and production networks in terms of technological platforms, ownership, functionality, scalability and pricing. We will also look at when PSTN or PBX would be ideal for an organization, the size of business, and traffic intensity.
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