Microsoft.NET Passport account and Internet access or Microsoft Exchange 2000 Server instant-messaging account and network access (some configurations may require download of additional components).

• 具有Microsoft.；NET Passport帐户并能够访问Internet;或者；具有Microsoft Exchange 2000 Server即时消息帐户并能够访问网络(有些配置可能会要求另下载其他组件)。