SN5400 (see "Splitting Options”):
When running at a 50GbE per lane, each 400GbE port can be split to 2 ports of
200GbE or 4 ports of 100GbE without any limitation, or 8 ports of 50GbE while
disabling (unmapping) the 50GbE port above or below it.
When running at a 25GbE per lane, each 200GbE port can be split to 2 ports of
100GbE or 4 ports of 50GbE without any limitation.
SN5600 (see "Splitting Options”):
When running at 100GbE per lane, each 800GbE port can be split to 4 ports of
200GbE without any limitation, or 4 odd ports of 100GbE while disabling
(unmapping) even ports.
When running at a 50GbE per lane, each 400GbE port can be split to 2 ports of
200GbE or 4 ports of 100GbE without any limitation.
When running at 25GbE, each 200GbE port can be split to 2 ports of 100GbE or
4 ports of 50GbE without any limitation.
Using Splitter (Breakout) Cables with Cumulus Linux
If you are using splitter cables, edit the /etc/cumulus/ports.conf to enable support for these
cables, and restart the switchd service using the sudo systemctl restart switchd command. For
more details, see Switch Port Attributes in the Cumulus Linux User Guide.
Examples of Splitter (Breakout or Fanout) Cables
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