Networking 1 min read

Medium Dependent Interface

Last Updated May 24, 2021 1:48 pm

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.

Was this Article helpful? Yes No

Thank you for your feedback. 50% 50%

About the author

Webopedia Staff

Since 1995, more than 100 tech experts and researchers have kept Webopedia’s definitions, articles, and study guides up to date. For more information on current editorial staff, please visit our About page.