Cisco NIM-4FXS Network Interface Module
Brand: Cisco · SKU: NIM-4FXS · MPN: NIM-4FXS · Category: Components
The Cisco NIM-4FXS is a high-performance, 4-Port Network Interface Module (NIM) designed to integrate seamlessly with Cisco 4000 Series Integrated Services Routers (ISRs). It delivers four reliable FXS (Foreign Exchange Station) ports for connecting standard analog devices such as phones, fax machines, or modems directly to the IP network. The module supports essential VoIP protocols like SIP and H.323, facilitating migration from legacy telephony systems to modern IP-based communications. It features an onboard Digital Signal Processor (DSP) for TDM analog voice services, echo cancellation, and supports Online Insertion and Removal (OIR) on compatible ISRs. It supports FXS, FXS-E, and DID functionality.
Specifications
| Features | Caller ID, Hook Flash, Auto-Ringing, Echo Cancellation |
|---|---|
| Form Factor | Modular (NIM) |
| Module Type | FXS Telephony Module |
| Installation | Online Insertion and Removal (OIR) supported |
| Number of Ports | 4 FXS ports |
| ISR G2 Comparison | VIC3-4FXS/DID |
| Power Consumption | 8W |
| Supported Protocols | SIP / H.323 |
| Cisco IOS Release Support | XE3.13.4, XE3.14.3, XE3.15.1, XE3.16 and above |
| Compatibility (Router Series) | Cisco ISR 4000 Series (e.g., ISR4451-X) |
| Warranty | Varies by seller (One source mentioned 365 days for a seller refurbished unit) |
| Weight | 1.2 lbs (or 0.44 lb / 200 g based on different sources) |
| Dimensions | Height: 1.5 inches, Width: 5.0 inches, Depth: 7.0 inches |
Key Features
The Cisco NIM-4FXS is a 4-port FXS Network Interface Module specifically designed for the Cisco 4000 Series Integrated Services Routers (ISRs). It enables connectivity for analog devices like phones and fax machines while leveraging modern VoIP capabilities through support for SIP and H.323. It includes an onboard DSP to handle voice processing functions like echo cancellation, making it an efficient solution for branch office analog phone integration with unified VoIP systems.
Frequently Asked Questions
Is this product genuine OEM?
Yes, this Cisco NIM-4FXS Network Interface Module (NIM-4FXS) is 100% genuine Cisco hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
What warranty is included?
This Cisco NIM-4FXS Network Interface Module includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
How long does shipping take?
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Can I return this product?
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Is the Cisco NIM-4FXS Network Interface Module compatible with my system?
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the NIM-4FXS.
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