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FXS Last modified: Monday, February 28, 2005
Acronym for Foreign Exchange Station. FXS, or Foreign Exchange Station, is the interface on a VoIP device for connecting directly to phones, faxes, and CO ports on a PBX or key telephone systems.
Enterprise VoIP Planet The IT Manager's Guide to Voice over IP The Difference between FXS and FXO (PDF) This Patton Tech article provides an in-depth look at both FXS and FXO.	Related Categories Communications Internet Telephony Telecommunications Related Terms FXO Internet telephony PBX VoIP