Cisco 2-Port FXS Voice Interface Card NIM-2FXSP

The Cisco NIM-2FXSP is a high-performance 2-port voice interface card designed for Cisco Integrated Services Routers (ISR). It provides two analog FXS ports with Direct Inward Dialing (DID) support, enabling seamless integration of analog telephones, fax machines, and modems into your IP network. Ideal for small to medium-sized businesses and enterprise branch offices, this module delivers reliable voice connectivity with advanced features like echo cancellation and caller ID.

Advantages

Upgrade your network with the Cisco NIM-2FXSP to leverage existing analog devices while transitioning to VoIP. Its plug-and-play installation and compatibility with Cisco 2800, 3800, 2600XM, and 3700 series routers ensure minimal downtime. The module supports loop start and ground start signaling, making it versatile for various telephony environments. With DID support, incoming calls can be directly routed to extensions without an operator, enhancing efficiency.

Suitable for

• Small to medium-sized businesses needing analog phone connectivity
• Enterprise branch offices integrating legacy fax machines or modems
• Organizations requiring direct inward dialing for streamlined call routing
• Deployments with Cisco 2800, 3800, 2600XM, or 3700 series routers

Key specifications

• Product Type: Voice Interface Card (VIC)
• Number of Ports: 2
• Port Type: FXS (Foreign Exchange Subscriber)
• Telephony Interface: Analog
• DID Support: Yes
• Signaling Protocols: Loop Start, Ground Start
• Compatibility: Cisco Integrated Services Routers (ISR) 2800, 3800, 2600XM, 3700
• Slot Type: WIC/VWIC slot
• Voice Features: Echo Cancellation, Caller ID, Jitter Buffer
• Voice Codec Support: G.711, G.729a, G.723.1 (host router dependent)
• Form Factor: Plug-in Module
• Power Source: Supplied by host router
• Operating Temperature: 0 to 40 °C (32 to 104 °F)
• Storage Temperature: -20 to 65 °C (-4 to 149 °F)
• Operating Humidity: 10 to 85% non-condensing
• Compliance Standards: FCC Part 15 Class A, CE, UL, CSA, VCCI Class A

Recommendations

For optimal performance, ensure your Cisco router is running a compatible IOS version that supports the NIM-2FXSP module. Pair with Cisco IP phones or analog telephone adapters for a complete unified communications solution. Always verify slot availability and power budget before installation.