Each node requires two addresses on the compute network: one for the compute address and another for the Baseboard Management Controller (BMC), which is used for hardware monitoring and power control.
One network adapter for the controlnode will suffice in low-traffic Settings, but two is better on busy networks.
控制节点使用一个网络适配器便足以满足低流量设置，但是对于繁忙的网络来说，有两个网络适配器更好。
3
Placing the controlnodenetwork connection between the WAP and the modem allows monitoring of all connections to the Internet from any machine on network.