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FXO, FSO

what is the difference?

2 REPLIES

Re: FXO, FSO

Did you mean FXO and FXS ...????? I dont think there is a voice card by name FSO.....

Silver

Re: FXO, FSO

An FXS port (Foreign Exchange Signaling) provides signalling between a voice enabled router and a telephone handset or Fax machine.

An FXO port (Foreign Exchange Office) provides signalling between a voice enable router and the PSTN or to a PBX

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