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Reply To: FXS and FXO

#22107
Moya
Guest

In simple terms….
FXS
You connect a telephone/Fax to the FXS device so you can make a call. The ATA 186 would be a perfect example of this.

FXO
You connect a telephone line, from a local telco, to the FXO device.

Hope this helps a bit.

Moya