What Does Pseudowire (PW) Mean?

Pseudowire (PW) is an emulation of a wired connection. It is the emulation of various telecommunication or networking services such as edge-to-edge connection over packet-switching networks (PSN).

It emulates the essential attributes of a packet-switching network such as ATM, Ethernet or Frame Relay. It allows the transport of these legacy services over new systems such as Multiprotocol Label Switching (MPLS) cores.

Techopedia Explains Pseudowire (PW)