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FG-750 Access (P2P)/Metro/Core - OTDR-based remote fiber test system

Scalable test solution for fiber network monitoring and management, from one stand-alone unit to centrally managed systems with one or hundreds of test ports

Your system. Your design.

Whether you are looking for a simple installation capable of monitoring one specific link, or to create a complete view of all important cable spans in space and in time, Fiber Guardian will give you all the flexibility you need to help improve your operational efficiency—and the tools to get you there. Add units, ports or software options and tools such as OSPInSight, Nova Fiber, Fiber Test InSight to create the ultimate OTDR based remote fiber test system.

Enjoy enhanced security

The The FG-750 Access (P2P)/Metro/Core contains an Identity and Authentication Module (IAM) that is hosted locally or on an external server to facilitate user administration and management when multiple FG-750s are involved.

Connect to multiple systems

Fiber Guardian is a system in a box that can interface with mobile or fixed users, fault management systems, physical inventory systems, and other equipment, including element management systems (EMS) and network management systems (NMS).

Key features

Up to 46 dB dynamic range on dark fiber and 43 dB on lit fiber
Narrow-band CWDM OTDRs
Redundant and hot-swappable power supply modules
Scalable from one to 96 ports in 2U height
Local storage on solid-state disks
IPV4-and IPV6-compliant


Continuous 24/7 fiber network monitoring
Dark-fiber SLA management
Network fault correlation and analysis
Automation of OTDR testing for network operation and maintenance


Welcome to unparalleled monitoring and management power

EXFO’s Fiber Guardian offers a truly scalable test solution that lets you grow your test infrastructure from one stand-alone unit to centrally managed systems with one or hundreds of test ports. This easy-to-use, self-learning, plug-and-play solution is simple enough for beginners yet powerful and flexible enough for experts. It lets you monitor your fiber network 24/7, manage dark fiber SLAs, perform network fault correlation and analysis and automate OTDR testing.