Network hardware. Standard 100 Mbps or 1 gigabit Ethernet cards are installed on each machine,
along with the proper drivers for the cards, and that all four hosts are connected through a standardissue
Ethernet networking appliance such as a switch. (All machines should use network cards with
the same throughout. That is, all four machines in the cluster should have 100 Mbps cards or all four
machines should have 1 Gbps cards.) MySQL Cluster works in a 100 Mbps network; however, gigabit
Ethernet provides better performance.
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