New-Mailbox 
	-Name "userlastname, userfirstname" 
	-DisplayName "userlastname, userfirstname" 
	-FirstName "userfirstname" 
	-LastName "userlastname" 
	-OrganizationalUnit "OU=Container,DC=domain,DC=loc"
	-SamAccountName "username" 
	-LinkedMasterAccount "domain2\username"
	-LinkedCredential $linkedcred 
	-LinkedDomainController "domaincontroller.domain2.loc"
	-Alias "usernamealias"
	-Database "databasename"
 
Name                           Alias             ServerName       ProhibitSendQuota
----                           -----             ----------       -----------------
userlastname, userifirstname   usernamealias	 mailserver	  unlimited