CH242 mezzanine cards

The CH242 mainboard provides four mezzanine card connectors, which connect to the E9000 midplane to communicate with the switch and pass-through modules.
Mezz1 and Mezz3 are upper mezzanine cards and Mezz2 and Mezz4 are lower mezzanine cards.
Mezz1 and Mezz3 map to switch module slots 2X and 3X.
Mezz2 and Mezz4 map to switch module slots 1E and 4E.
For details about the mezzanine cards supported by the CH242, see the compatibility checker: http://support.huawei.com/onlinetoolsweb/ftca/en

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