Configures e-mail notification options used by File Server Resource manager and the Dirquota, Filescrn, and Storrept commands. If used without parameters, the dirquota admin options command displays the values of the options that are currently configured

• • To display currently configured administrative options, type:

    dirquota admin options

  • To configure the default From address and administrative recipients for e-mail notifications and storage reports, type:

    dirquota admin options /from:admin@contoso.com /adminemails:backup_operator@contoso.com;admin@contoso.com

  • To specify that e-mail notifications that are raised for repeatedly exceeding a quota or detecting an unauthorized file is to be sent only once every two hours, type:

    dirquota admin options /runlimitinterval:m,120

  For more Info : http://technet.microsoft.com/en-us/library/cc742036.aspx