You would to set the mailbox size quotas based on group membership.


Use the following script to set the Mailbox quota’s:

$g = (get-group BM-MBX-Unlimited).members
foreach ($m in $g) {
set-mailbox $m.distinguishedname -UseDatabaseQuotaDefaults $false -IssueWarningQuota “UNLIMITED” -ProhibitSendReceiveQuota  “UNLIMITED” -ProhibitSendQuota “UNLIMITED”

Save the script as .PS1 file and execute it using the Exchange Management Shell, when you want it as scheduled task use the following command to execute the script:

Exchange 2007: PowerShell.exe -PSConsoleFile “C:\Program Files\Microsoft\Exchange Server\Bin\ExShell.psc1” -Command “. ‘<path to script>\<YourScript>.ps1′”
Exchange 2010: PowerShell.exe -PSConsoleFile “C:\Program Files\Microsoft\Exchange Server\V14\Bin\ExShell.psc1” -Command “. ‘<path to script>\<YourScript>.ps1′”
Exchange 2013: PowerShell.exe -PSConsoleFile “C:\Program Files\Microsoft\Exchange Server\V15\Bin\ExShell.psc1” -Command “. ‘<path to script>\<YourScript>.ps1′”

Posted in: Exchange 2007, Exchange 2010, Exchange 2013, Microsoft