In addition to the Windows SIDs that are provided by Active Directory, ADAM, or the local Security Accounts Manager (SAM) database on a computer, Exchange 2007 defines additional SIDs.

• 除了Active Directory、ADAM或计算机上的本地安全帐户管理器(SAM)数据库提供的Windows SID外,Exchange 2007还定义了其他SID。