EmsAbVoiceMailVolume

KnownPropertyList.EmsAbVoiceMailVolume field

Microsoft Exchange 定义了 Microsoft Exchange Server 和 Microsoft Exchange Client 使用的此属性。 规范名称: 备用名称:PR_EMS_AB_VOICE_MAIL_VOLUME

public static readonly PidTagPropertyDescriptor EmsAbVoiceMailVolume;

也可以看看