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VoIP, Networking & ETL Technologies
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Which of the following interface types would you use in Cisco Router to connect an analog phone to the VoIP network?
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A
FXS
💡 Explanation:
FXS (Foreign Exchange Station) interfaces connect analog devices like phones to VoIP networks, providing ring voltage and dial tone. FXO is for connecting to PSTN lines, E&M is for trunk connections between PBXs, and E1 is a digital carrier standard, not an analog interface type.