split horizon

noun

A method of preventing routing loops in distance-vector routing protocols by prohibiting a router from advertising a route back onto the interface from which it was learned.

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Meanings

noun
  1. computingA method of preventing routing loops in distance-vector routing protocols by prohibiting a router from advertising a route back onto the interface from which it was learned.

Origin

From split + horizon.

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Cite this entry
APA

split horizon. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/split%20horizon

MLA

“split horizon.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/split%20horizon. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “split horizon,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/split%20horizon.

Source: split horizon on Wiktionary, CC BY-SA 4.0.