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Quad Optical Line Card for ULAF+ Access Switch

for TDM Services




The QOTU is the Optical Network Termination Unit of the ULAF+ product family designed to transmit broadband traffic over fibre.

User Interface

  • 4x E1 ports, G.703/704, RJ45
Optical WAN Interface

  • 4 SFP Slots
  • SFP Modules OC-3/155 Mbit/s
  • Line Protection 1+1
  • Max. Distance 20km, 40km (depending on SFP)
  • Optical connector: SC LC (depending on SFP)
  • Fibers: single or dual (depending on SFP)
  • Wavelentghs: 1310nm, 1550nm (depending on SFP)


Aggregation of up to 4 BOTU units

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