活动备份文件永远都不会到期；只有非活动备份对象才会到期(基于已在基础备份副本组中设置的属性)。

Active backup objects will never expire; only inactive backup objects will expire based on the attributes that have been set in the underlying backup copy group.

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你可以设定每周或每天备份一次，还可以得到备份活动的邮件摘要。

You can set the backups to occur either weekly or daily, and you can get email digests of backup activity.

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对代理的活动实例执行备份命令。

Execute the backup command with the active instance of the broker.

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