Description
Brand: Cisco
Series: Cisco ISR 4000 Series Network Interface Modules
Models: NIM-2FXO, NIM-4FXO
Product Type: Analog Voice Network Interface Modules
Device Type: FXO Voice Interface Cards
Ports / Interfaces:
NIM-2FXO: 2 x FXO (Foreign Exchange Office) ports for PSTN line connectivity
NIM-4FXO: 4 x FXO ports for higher line density
Compatibility: Supported on Cisco ISR 4000 Series Routers (4321, 4331, 4351, 4431, 4451)
Protocols / Features:
Provides PSTN access for VoIP-enabled networks
Supports voice, fax, and modem applications
Compatible with Cisco Unified Communications Manager Express (CME) and SRST
Integrated echo cancellation, QoS, and codec support
Form Factor: Plug-in module (NIM form factor)
Management: Managed via host router (Cisco IOS XE, CLI, SNMP, Cisco Prime)
Usage/Application: Designed for enterprises needing PSTN trunking, branch telephony, or VoIP-PSTN integration
Condition: Refurbished, tested and verified
Warranty: 30 Days Warranty
Categories
Refurbished Cisco Interface Cards
Cisco ISR 4000 Voice Modules
Enterprise Telephony & PSTN Solutions
Analog Voice Gateway Modules
Key Benefits
Provides reliable PSTN connectivity for ISR 4000 routers
Available in 2-port (NIM-2FXO) and 4-port (NIM-4FXO) options for deployment flexibility
Compatible with Cisco Unified Communications solutions for seamless integration
Refurbished, fully tested, and cost-effective for enterprise voice networks
Final Notes
Product specifications may vary slightly based on stock.
For confirmation and support, please contact us at +91-96328 19991.
Our refurbished products are 3–4 years old, fully renewed, port-tested, and covered with a 30-day service warranty.
Note: Images are for reference only.



















Reviews
There are no reviews yet.