Small Business Server 2000 Service Pack 1a (SP1a) includes updates that have occurred for the operating system, server applications, and security features since the general product availability in April 2001.

• Small Business Server 2000 Service Pack 1a(SP1a)包含自2001年4月产品全面上市以来推出的操作系统、服务器应用程序和安全功能的更新。