How to get Exchange server build numbers/version numbers Get-ExchangeServer | ft Name,Edition,AdminDisplayVersion -autosize (or) Get-ExchangeServer | Format-List Name,Edition,AdminDisplayVersion Ref: https://docs.microsoft.com/en-us/exchange/new-features/build-numbers-and-release-dates?view=exchserver-2019

Exchange Online Mailbox counts – PowerShell Command Get-exomailbox -resultsize unlimited |select DisplayName, UserPrincipalName, Alias, PrimarySmtpAddress, RecipientTypeDetails, EmailAddresses |export-csv “c:\MonthlyReport\AllMailboxescount.csv” -Notypeinformation

DAG Management PowerShell Commands Get DAG Status Get-DatabaseAvailabilityGroup <dag name> -Status | fl StartDagServerMaintenance.ps1 script to put the DAG member in maintenance mode .\StartDagServerMaintenance.ps1 -serverName <server name> StopDagServerMaintenance.ps1 script to…

Mailbox Import \ Exports PowerShell Commands Export a Mailbox to PST New-MailboxExportRequest -Mailbox [email protected] -FilePath “\\path\user.pst” Get Mailbox Export Requests Get-MailboxExportRequest | Get-MailboxExportRequestStatistics Remove Mailbox Export Requests Get-MailboxExportRequest | Remove-MailboxExportRequest Export…