Cisco 4000 Series ISR NIM Voice Network Interface Module Product Leaflet

This document describes Cisco 4000 Series ISR Network Interface Modules (NIM) for voice applications, including FXO, FXS, E/M, and BRI types.

Brand: Cisco
Document type: Product Leaflet
Language: Chinese
Pages: 5
File format: PDF
File size: 464 KB
Published: 27 October, 2026
Updated: 27 October, 2026
Model: 4000 Series ISR
MD5 checksum: FA82414EF2CB9BB096CE99199D1B9DBB
PDF: Cisco 4000 Series ISR NIM Voice Network Interface Module Product Leaflet PDF

About this manual

This product leaflet provides information on the Cisco 4000 Series Integrated Services Router (ISR) Network Interface Modules (NIM). These modules support various voice applications such as external station (FXS), direct inward dialing (DID), external exchange office (FXO), and basic rate interface (BRI). The NIMs are designed to increase port density on the router chassis. This manual is written in Chinese.

What's inside

Introduction
NIM Types
Features
Software Requirements
Network Interface Configuration
Standards Compliance

Specifications

Supported Series	Cisco 4000 Series ISR
Compatible Modules	NIM-2FXO, NIM-4FXO, NIM-2FXS, NIM-4FXS, NIM-2FXS/4FXO, NIM-4E/M, NIM-2BRI -NT/TE, NIM-4BRI -NT/TE
Minimum Software Version	Cisco IOS XE 3.13.3

Frequently asked questions

Which Cisco ISR series supports the NIM?

The NIM is supported on the Cisco 4000 Series ISR, while the 2900 and 3900 series do not support it.

Do these modules require a separate DSP module?

No, the FXO, FXS, E/M, and BRI NIMs have on-board DSPs and do not require a dedicated PVDM.

What software versions are required for the NIM-2FXSP?

The NIM-2FXSP requires Cisco IOS XE version 16.5 or higher.

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