For availability, this computing system was a redundant design, with two sets of processors and buses and the ability to switch between a master and a slave if the master was found to be unresponsive.

就可用性而言，这个计算系统是一个冗余设计，有两组处理器和总线，能够在主机无应答的情况下在主机和伺服机之间进行切换。

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If you are creating a redundant solution, it's important to split the primary and secondary switch between the upper half and lower half of the chassis.

如果要创建冗余的解决方案，就一定要把主交换机和辅交换机分别放在机架的上半部分和下半部分。

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In addition to the connection of redundant power supplies, special power supplies support fault-tolerant ring topologies, meaning that a disruption can be restricted to a maximum of one switch.

除了连接冗余电源外，还可以连接支持容错环状拓扑的特殊电源，即可中断其中任何一个交换机。

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Duncan has said Channel 4 urgently needs a new form government subsidy to replace the free broadcasting space it was given when it launched, and which has become increasingly redundant as viewers switch to digital.

BBC: Race row 'saved dull Big Brother'