Forwarding Error Correction - Lenovo ThinkSystem NE2552E Application Manual

Forwarding Error Correction

162
NE2552E Application Guide for ENOS 8.4
The NE2572 switch supports forwarding error correction (FEC).
Note: By default, this option is disabled on internal ports and set to auto on
external ports.
To configure FEC, enter:
NE2552E(config-if)# fec {auto|cl74|cl91|off}
where:
Parameter Description
auto
Enables and configures FEC automatically based on the port
speed for interfaces configured with 25 Gb/s, 40Gb/s, 50 Gb/s
or 100 Gb/s.
cl74
Enables FEC with clause 74 for interfaces configured with 25
Gb/s, 40Gb/s, 50 Gb/s or 100 Gb/s port speeds.
cl91
Enables FEC with clause 91 for interfaces configured with 25
Gb/s, 40 Gb/s, 50 Gb/s or 100 Gb/s port speeds.
off
Disables FEC on the interface.