Just a quick post on useful PowerShell commands to get some ActiveSync config and statistics. Basic, but I wanted them quickly accessible for my own reference Get-MailboxStatistics -Identity username | fl Get device statistics: Get-ActiveSyncDeviceStatistics -Mailbox username Get more info for specific user, for example if they have ActiveSyncAllowedDeviceIDs configured. Get-CASMailbox -Identity username | fl *ActiveSync* Get a list of users and info regarding their device: Get-Mailbox -ResultSize:Unlimited | ForEach {Get-ActiveSyncDeviceStatistics -Mailbox:$_.Identity} | ft Identity,Devicemodel,DeviceOS,DeviceUserAgent,DeviceType,LastSuccessSync Will more or less output [...]

