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storage:fc_cable

Fiber channel / cables maximum length

Cable quality OM1, OM2, OM3 and OM4 depending on speed and lenght

Pretty simple calculation. Divide by 10. (Each byte is 10 bits after encoding.)

4G (bps) ports provides 400MB/s
...
64G (bps) ports provides 6400MB/s

OM5 is OM4 with higher Bandwidth–allow to have four wavelength in one fiber to transmit 4 signals–Existing 850nm–Additionally 880nm, 910nm, 940nm

  • Fibre Channel still using 850nm
  • No distance changes
  • 4 Gbps OM4: 400m
  • 8 Gbps OM4/5: 190m
  • 16 Gbps OM4/5: 125m
  • 32 Gbps OM4/5: 100m
  • 64 GbpsOM4/5: 100m
storage/fc_cable.txt · Last modified: 2022/06/08 00:05 by manu