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Remote Fiber Test System (RFTS)

The Remote Fiber Test System (RFTS) comprises the RTU-4000 platform with the RTU-4100+ OTDR optical test module. The RFTS monitors optical fiber infrastructures in Core, Metro, Access and FTTx/PON networks, improving workflow and reducing Mean Time to Repair (MTTR).

The following optical switches are available:

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RTU-4000 Hardware

  • Small 1U, 19” rackmount profile and construction
  • Field serviceable modular design
  • CPU/Dual power supplies
  • RTU-4100+ optical test module
  • Dual cooling fans
  • Local alarm relay contacts on rear panel
  • Compatible with VeEX’s OXA-4000 and OX4000 optical switches
  • OXA-4000 RS232 controlled switches
  • Scalable from 8 to 128 ports in a single rack mount configuration
  • With or without FWDM filtering
  • OX4000 Ethernet controlled switches
  • Scalable up to 128 ports in a single rack mount configuration
  • Cascaded configurations for higher port counts supported
  • Connectivity via 10/100 Base-T Management interface
  • Supports dual input AC/DC or -48V DC powering options
  • Optional SD card up to 256 Gbyte for data storage
  • Optional 3G/LTE mobile modem for backup communication

RTU-4000 Software

  • VeSion™ server integration compatibility
  • OSS integration using SNMP
  • Secure connection (HTTPS) support
  • SMS, email alerting
  • Web Browser access for standalone configuration/operation
  • Software Programming and Application support
  • HTTP+JSON API (language and framework)
  • HTTP API configuration/operation using embedded HTTP server


RTU-4100+ Optical Test Module

  • Up to 500,000 sampling points with 3 cm resolution
  • OTDR test port equipped with live fiber detection for monitoring P2P or PON networks
  • Out of service/dark fiber testing at 1310, 1550, 1625, or 1650 nm
  • In-service testing using filtered 1625 nm or 1650 nm
  • OTDR test ports fitted with fixed or universal connectors
  • Built-in launch fiber
  • Up to 50 dB dynamic range
  • Event dead zone < 1m, Attenuation dead zone < 4m typ.

  • Telcordia SR-4731.sor trace format
  • V-Scout fiber characterization using multiple acquisitions complete with link map and event tables
  • Optional Optical Power Meter (OPM) for level measurement
  • Proactively monitor network fibers in real-time, 24/7
  • On demand OTDR testing can be automatically triggered by RF or Ethernet probes within VeSion system
  • DOCSIS UCD loss
  • OTN/Ethernet link loss event