The basic goal of failover monitoring is to have the Nagios process on the slave host sit idle while the Nagios process on the master host is running.

故障转移监视的基本目标是让主服务器上的Nagios进程运行，同时让辅助服务器上的Nagios进程空闲。

youdao

Then repeat the process on each NIS slave server and client.

然后在每个 NIS 从服务器和客户端上重复该过程。

youdao

RS232 and PROFIBUS-DP protocol convert interface can embed in the process control equipment as Intelligent Slave Station, that realize many functions as data collect and control.

RS232和PROFIBUS - DP协议转换接口可嵌入现场设备作为智能从站，实现数据采集和控制等多种功能。

youdao

The process was repeated every day and night until the escaped slave was safe in New England or even Canada.

VOA: special.2009.04.16