具有商业许可证的Web版OBM的替代方案
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Kolab Now
Kolab Now在用户友好的环境中提供了一套直观的应用程序,使您的日常在线通讯更加轻松,智能和最重要;安全。
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Microsoft Office 365
Office 365是一种基于订阅的软件服务,可为Microsoft Office产品提供本地或基于云的使用许可。
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