Cisco NIM-4FXO
Cisco NIM-4FXO img1
  1. Cisco NIM-4FXO
  2. Cisco NIM-4FXO img1

Cisco NIM-4FXO | Network Interface Module – FXO (Universal)

EGP51.100,00

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Cisco NIM-4FXO – 4-Port FXO Network Interface Module for Analog Voice Integration

The Cisco NIM-4FXO is a high-performance network interface module that bridges legacy analog telephony with modern IP infrastructure. Designed for Cisco Integrated Services Routers (ISR), it delivers four FXO ports to connect traditional PSTN phone lines directly to your voice network without costly hardware replacements.
As a result, businesses can maintain existing analog services while migrating to unified communications at their own pace. Furthermore, this module ensures reliable, low-latency voice quality across all connected lines.

Key Features

  • 4 FXO Ports: Connect up to four analog phone lines (PSTN) to your Cisco ISR
  • Seamless Compatibility: Fully supported on Cisco ISR 4000 Series routers
  • Legacy + IP Integration: Enables hybrid telephony environments during digital transition
  • Enterprise-Grade Reliability: Built for 24/7 operation with carrier-class voice performance
  • Scalable Design: Add voice capacity without replacing your entire router platform

Technical Specifications

Interface & Performance

  • Port Type: 4 x FXO (Foreign Exchange Office)
  • Signaling Support: Loop-start and ground-start (region-dependent)
  • Voice Protocols: SCCP, SIP, H.323 (via host router)
  • Echo Cancellation: Integrated for clear audio
  • Power: Powered by host Cisco ISR, no external supply needed

Compatibility

  • Supported Routers: Cisco ISR 4000 Series (e.g., ISR4331, ISR4451)
  • Software: Requires Cisco IOS XE with voice feature license
  • Regulatory Compliance: Meets global telephony standards (varies by region)

Why Choose the Cisco NIM-4FXO?

Many organizations still rely on analog lines for fax machines, alarm systems, or emergency phones. Replacing them outright is expensive and often unnecessary. The NIM-4FXO solves this by letting you keep analog endpoints while routing calls over IP.
Importantly, it eliminates the need for external gateways or third-party adapters. For instance, a bank branch can retain its analog security line while connecting all other services via VoIP—all through one trusted Cisco platform.
Therefore, this module is ideal for enterprises, government offices, hospitals, and educational institutions across Egypt that require secure, compliant, and cost-effective telephony integration.

Frequently Asked Questions (FAQ)

Q: What is an FXO port used for?
A: FXO ports connect to the public telephone network (PSTN) like a standard wall phone jack. They allow your router to receive incoming calls from the phone company.
Q: Does the NIM-4FXO work with Cisco ISR 1000 or 2900 Series?
A: No. It is designed exclusively for the Cisco ISR 4000 Series (NIM slot required).
Q: Do I need a separate voice license?
A: Yes. A Cisco Unified Communications (UC) or Voice Technology license is required on the host router.
Q: Can I use this for fax or alarm systems?
A: Yes, when configured with appropriate codecs (e.g., G.711) and T.38 support if needed.
Q: Is it available with local support in Egypt?
A: Yes. Authorized Cisco partners in Egypt provide warranty, configuration support, and compliance guidance for regional telephony regulations.
Optimize your voice infrastructure with the Cisco NIM-4FXO, a smart, scalable bridge between analog reliability and IP innovation.

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