每个节点在计算网络上需要两个地址：一个用于计算地址，另一个用于基板管理控制器（BMC），BMC 用来进行硬件监视和电源控制。
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.
只通过语音与计算机交互相比起使用各种硬件输入设备和利用可视反馈监视计算机状态来说，是一项更为艰难的工作。
To interact with a computer solely by voice is much more difficult work t than using various hardware input devices and monitoring the computer state with visual feedback.
具有IPMI功能的服务器让网管员访问和监视服务器硬件，对冻结的服务器进行诊断和恢复正常运转。
Servers with IPMI functionality let network administrators access and monitor server hardware, and diagnose and restore a frozen server to normal operations.
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