异步中断是由其他硬件设备产生的，可以在CPU时钟信号的任意时刻到来。

Asynchronous interrupts are generated by other hardware devices at arbitrary times with respect to the CPU clock signals.

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设备驱动模式，在设备须要内核关注时，由设备主动发送一个硬件信号(通常是通过一个中断)给内核。

Driven on the device side. The device sends a hardware signal (by generating an interrupt) to the kernel when it needs the kernel's attention.

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是一种新兴的用于网络监测的硬件设备，它提供了一种在不中断网络正常流量的情况下，获得网络流量的方法。

As is a new hardware device for network monitoring, TAP (Test Access Port) provides a method for obtaining the network traffic without disrupting the normal traffic.

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