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The Cisco VIC3-4FXS/DID is a voice/fax interface card designed specifically for routers, providing seamless integration of analog phone lines into your network infrastructure. With 4 FXO ports and support for DID (Direct Inward Dialing).

This card lets you connect traditional telephony devices, such as phones or fax machines, directly to the router. Featuring reliable performance and high-quality voice transmission, the VIC3-4FXS/DID offers excellent call clarity, ensuring smooth communication experiences. It supports various signaling protocols, including H323, MGCP, SIP, and SCCP, allowing easy compatibility with different VoIP systems.

This interface card also provides advanced features like echo cancellation and noise reduction that enhance audio quality during calls while maintaining reliability over time. It delivers comprehensive diagnostics capabilities, enabling efficient troubleshooting in case any issues arise.

Cisco VIC3-4FXS/DID: 4x FXO Router Voice/Fax Interface Card - Multi Compatibility.