What Does Packet Switched Network (PSN) Mean?
A packet switched network (PSN) is a type of computer communications network that groups and sends data in the form of small packets. It enables the sending of data or network packets between a source and destination node over a network channel that is shared between multiple users and/or applications.
Techopedia Explains Packet Switched Network (PSN)
A packet switched network is one of the most commonly used computer networks. It is widely implemented on local networks and the Internet.