systemctl restart switchd command. For more details, see Layer 1 and Switch Port Attributes in the
Cumulus Linux User Guide.
Examples of Splitter (Breakout or Fanout) Cables
SN2700 and SN2740 Splitting Options
The top QSFP28 ports marked in green are splittable to 4 SFP28 ports, each.
The bottom QSFP28 ports (gray) are blocked when the upper ports are in split mode.
All QSFP28 ports can be split to 2 QSFP28 ports.
SN2410 Splitting Options
The top QSFP28 ports –49, 51, 53, 55 (green) –are splittable to 4 SFP28 ports each.
The bottom QSFP28 ports –50, 52, 54, 56 (gray) – are blocked when the upper ports are in 4 SFP28
split mode.
All QSFP28 ports can be split into two QSFP28 ports.
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