Cisco Transceiver Modules

Cisco ISR 4000 Series Network Interface Module NIM-2FXO

NIM-2FXO - Cisco ISR 4000 Router Modules & Cards

Product Specification:
  • Place of Origin : USA
  • Brand Name : CISCO
  • Certification : FCC
  • Model Number : NIM-2FXO
  • Minimum Order Quantity : 1/unit
  • Delivery Time : 3 days
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Product Details


The Cisco 4000 Series Integrated Services Routers (ISRs) host the Cisco network interface modules

(NIMs), which have evolved from the enhanced high-speed WAN interface card (EHWIC), increasing

port density and module capability. The NIMs support online insertion and removal (OIR), reducing the

downtime required for new or replacement modules


Actual Weight

42 lb(s)

Compatibility Notes

Designed for: Cisco ISR 4331, 4351


Interface module, documentation

General Information

Caller line ID
G.711, G.729a, and G.726
G723 and Internet Speech Audio Codec (iSAC); Internet Low Bit Rate Codec (iLBC) is on the roadmap
Fax detection, pass-through, and relay (T.38)
Modem detection and pass-through
Dual-tone multifrequency (DTMF) detection
Echo cancellation
Voice activity detection
Comfort noise generation
Real-Time Control Protocol (RTCP)
Acoustic shock protection
Noise reduction is on the roadmap
Real-Time Transport Protocol (RTP)
RFC 4733 Digit Relay

FXO unique features:
Supports both ground start and loop start modes
Provides call detail record (CDR) information
Support for interworking with Cisco Unified Communications Manager (Skinny Client Control Protocol [SCCP]), H.323, Session Initiation Protocol (SIP) and Media Gateway Control Protocol (MGCP) 1.0
Cable detection
Overload protection


Modem Type: Voice / fax module

O/S Notes

The modules are supported on the Cisco 4400 and 4300 Series ISRs and require Cisco IOS XE Software Release 3.13.3. Voice applications require a minimum of the Unified Communications technology package, which is optional.

XE3.13.4, XE3.14.3, XE3.15.1, XE3.16 and above


(2) FXO


Remote Management Protocol: CLI, SNMP

Returns Policy

Due to manufacturer restrictions, all sales on this item are final.


Compliant Standards: CNS 13438:2006, CS-03, EN 55022:2010, EN 55024:2010, EN 61000-3-2:2006, EN 61000-3-3:2008, KN22, KN24, VCCI V-3



Device Type

Voice / fax module

Form Factor



Connectivity Technology


Analog Ports Qty


Expansion / Connectivity


2 x FXO

Compatibility Information

Designed For

Cisco Integrated Services Router 4331, 4351



Cisco ISR 4000 Series Network Interface Module NIM-2FXO is sealed in cisco original box. We will 

also pack NIM-2FXO with second box before shipping.


Our products will be send via FedEx,DHL,TNT,UPS,EMS and so on.but the buyer is responsible for

customs clearance and pay tariff when the product arrived destination country.


Shipping Methods


2-4 business days.


2-4 business days


2-4 business days


5-7 business days.


Payment Method

T/T,Western Union, HSBC and Money Gram will be accept.Faster payment will help you to get the

items earlier.

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