It monitors the health of a particular service (or services) through either a serial line or Ethernet interface or both.
它通过串行线、以太网接口或者同时使用二者来监测特定服务(或多个服务)的健康状况。
Examples of devices at this layer include the SLIP driver over a serial interface or an Ethernet driver over an Ethernet device.
例如，包串口使用的SLIP驱动程序以及以太网设备使用的以太网驱动程序都是这一层的设备。
A discussion about two JTAG interfaces convenient to debug, extended Ethernet interface and the design of A/D interface converted from serial IIS by CPLD is carried out.
本文重点讨论了方便调试的两种JT AG接口、扩展的以太网接口和利用CPLD将串行I IS转换成并行总线的A/D接口的设计。
Then mainly expatiates RTL8019AS Ethernet controller driver and serial interface driver of embedded communication platform; Finally, discusses the application program development and driver testing.
然后重点阐述了嵌入式通信平台RTL8019AS以太网控制器和串口驱动程序的设计方法，并分析了驱动程序的调试方法；
A router has an Ethernet, Token Ring, serial, and ISDN interface. Which interfaces will have a MAC address?
一个路由器有乙太网路、记号环、串列和ISDN介面，哪些介面会有MAC位址？
A router has an Ethernet, Token Ring, serial, and ISDN interface. Which interfaces will have a MAC address?
一个路由器有乙太网路、记号环、串列和ISDN介面，哪些介面会有MAC位址？
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