Home / Definitions / Medium Dependent Interface

Medium Dependent Interface

Webopedia Staff
Last Updated May 24, 2021 7:48 am
Abbreviated MDI, an Ethernet port connection that allows network hubs or switches to connect to other hubs or switches without a null-modem, or crossover, cable.

Compare with MDIX.

A medium dependent interface is also referred to as an MDI port or an uplink port.