These systems are hardware or software devices that can help you monitor access across the network to and from your server as well as activity on the server itself.

这些系统可以是硬件或软件设备，它们能够监控跨越网络对服务器的访问、来自服务器的访问以及服务器自身的活动。

Servers with IPMI functionality let network administrators access and monitor server hardware, and diagnose and restore a frozen server to normal operations.

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。

It is possible to damage your monitor or video card by selecting a timing range outside the capabilities of your hardware.

选择的频率范围如超出了您硬件的能力，将有可能损害您的显示器或显卡。

Modern processors have a special hardware facility, the Performance Monitor Unit (PMU), to collect the events related with the operations in the processor.

现代处理器具有一种特殊的硬件设施，即Performance Monitor Unit (PMU)。它用于收集与处理器中的操作相关的事件。

The guest operating system USES APIs, provided by virtual machine monitor (VMM), to communicate with the hypervisor to directly access certain resources on the underlying hardware.

访客操作系统使用虚拟机监视程序(VMM)提供的API与hypervisor通信，从而直接访问底层硬件上的某些资源。