Exchange日记的功能主要是通过记录入站和出站电子邮件通信,日记功能可以帮助组织对法律、法规和组织遵从性要求做出响应,或者可以理解为监视和保护公司的重要邮件。
以下是微软的原话
Journaling can help your organization respond to legal, regulatory, and organizational compliance requirements by recording inbound and outbound email communications. When planning for messaging retention and compliance, it's important to understand journaling, how it fits in your organization's compliance policies, and how Microsoft Exchange Server 2013 helps you secure journaled messages.
链接:http://technet.microsoft.com/en-us/library/aa998649(v=exchg.150).aspx 推荐必看
如下图,目前我的Exchange服务器有2个数据库,双击“DB01”数据库