管理员可以后台设置留言本，配置留言本名称，留言本标题，以及更换管理员密码。

Administrators can set the message of this background, the name of the configuration message, the message of the title, and the replacement of administrator password.

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通过—s标志将镜像过程设置成在后台运行。

The mirroring process is set to run in the background with the -s flag.

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这些同步都在后台进行，用户进行过初始设置后不再需要进行更改，也不收取额外的信息费。

These syncs occur unobtrusively, and don't require any action on the part of the user after the initial setup, nor do syncs incur any extra fees like text-messaging charges.

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