CmdID / PowerShell / Cmdlets / Connect
Connect-Mailbox
Use the Connect-Mailbox cmdlet to connect disconnected mailboxes to existing user accounts that don't already have mailboxes. Exchange PowerShell reference
From the Exchange PowerShell reference 22 parameters Its page in the reference
Parameters
Show its 22 parameters
-IdentityThe Identity parameter specifies the mailbox that you want to connect to a user account.-DatabaseThe Database parameter specifies the Exchange database that contains the mailbox that you want to connect.-EquipmentThe Equipment switch is required to connect equipment mailboxes.-LinkedDomainControllerThe LinkedDomainController parameter specifies the domain controller in the forest where the user account resides, if the mailbox is a linked mailbox.-LinkedMasterAccountThe LinkedMasterAccount parameter specifies the master account in the forest where the user account resides, if this mailbox is a linked mailbox.-RoomThe Room switch is required to connect room mailboxes.-SharedThe Shared switch is required to connect shared mailboxes.-ValidateOnlyThe ValidateOnly switch specifies whether to evaluate the potential success or failure of the command without making changes.-ActiveSyncMailboxPolicyThe ActiveSyncMailboxPolicy parameter specifies the mobile device mailbox policy that's applied to the mailbox.-AddressBookPolicyThe AddressBookPolicy parameter specifies the address book policy that's applied to the mailbox.-AliasThe Alias parameter specifies the Exchange alias (also known as the mail nickname) for the recipient.-AllowLegacyDNMismatchThis parameter is reserved for internal Microsoft use.-ArchiveThe Archive switch specifies whether to connect the associated archive mailbox.-Confirm, -cfThe Confirm switch specifies whether to show or hide the confirmation prompt.-DomainControllerThe DomainController parameter specifies the domain controller that's used by this cmdlet to read data from or write data to Active Directory.-ForceThe Force switch hides warning or confirmation messages.-LinkedCredentialThe LinkedCredential parameter specifies the credentials used to access the domain controller that's specified by the LinkedDomainController parameter.-ManagedFolderMailboxPolicyThis parameter is reserved for internal Microsoft use.-ManagedFolderMailboxPolicyAllowedThis parameter is reserved for internal Microsoft use.-RetentionPolicyThe RetentionPolicy parameter specifies the retention policy that's applied to the mailbox.-UserThe User parameter specifies the user object in Active Directory that you want to connect the mailbox to.-WhatIf, -wiThe WhatIf switch shows what the command does without making any changes.