如果是主服务器加后备服务器的情况，当主服务器关闭时，故障转移中介可以将它映射到后备服务器。

If it's a primary and backup scenario, the failover mediator can map it to the backup server in case the primary server goes down.

youdao

到目前为止，您已经将IBM NAS客户端配置为使用带后备机制的TDS进行NAS服务器的发现。

Until now, you have configured the IBM NAS client for the NAS server discovery using the TDS with a fallback mechanism.

youdao

您已经成功地配置了IBM NAS客户端，使其使用带后备机制的TDS来查找NAS服务器。

You have successfully configured the IBM NAS client to look up the NAS servers using TDS, along with a fallback mechanism.

youdao