Description
The Cisco VIC3-2FXSDID is a high-performance Voice Interface Card designed for Cisco ISR routers, ideal for businesses expanding or upgrading their voice infrastructure. This module provides two foreign exchange station (FXS) ports with support for Direct Inward Dialing (DID), enabling seamless analog voice connectivity for legacy phones, fax machines, or PBX systems. Engineered for reliable integration into Cisco 2800 and 3800 Series routers, the VIC3-2FXSDID supports a wide range of voice protocols including H.323, SIP, and MGCP. Its compact form factor and modular design make it a practical choice for scalable telephony deployments.
Built to Cisco’s rigorous standards, this card features high-quality components and robust signal processing to ensure clear, consistent voice transmission. The dual FXS ports support call progress tones, battery reversal, and ringing voltage, while DID functionality allows for direct call routing to internal extensions without operator intervention. Compatible with Cisco IOS software, it integrates seamlessly with Cisco CallManager and other unified communications platforms. When purchasing used, buyers can benefit from substantial cost savings while retaining enterprise-grade voice capabilities.

