Applies to: Exchange Server 2007
Topic Last Modified: 2007-06-05

Use the Set-MailUser cmdlet to modify the mail-related attributes of an existing user in the Active Directory directory service.

Syntax


set-MailUser -Identity <MailUserIdParameter> [-AcceptMessagesOnlyFrom <RecipientIdParameter[]>] [-AcceptMessagesOnlyFromDLMembers <RecipientIdParameter[]>] [-Alias <String>] [-CreateDTMFMap <$true \| $false>] [-CustomAttribute1 <String>] [-CustomAttribute10 <String>] [-CustomAttribute11 <String>] [-CustomAttribute12 <String>] [-CustomAttribute13 <String>] [-CustomAttribute14 <String>] [-CustomAttribute15 <String>] [-CustomAttribute2 <String>] [-CustomAttribute3 <String>] [-CustomAttribute4 <String>] [-CustomAttribute5 <String>] [-CustomAttribute6 <String>] [-CustomAttribute7 <String>] [-CustomAttribute8 <String>] [-CustomAttribute9 <String>] [-DisplayName <String>] [-DomainController <Fqdn>] [-EmailAddresses <ProxyAddressCollection>] [-EmailAddressPolicyEnabled <$true \| $false>] [-Extensions <MultiValuedProperty>] [-ExternalEmailAddress <ProxyAddress>] [-GrantSendOnBehalfTo <MailboxOrMailUserIdParameter[]>] [-HiddenFromAddressListsEnabled <$true \| $false>] [-MacAttachmentFormat <BinHex \| UuEncode \| AppleSingle \| AppleDouble>] [-MaxReceiveSize <Unlimited>] [-MaxSendSize <Unlimited>] [-MessageBodyFormat <Text \| Html \| TextAndHtml>] [-MessageFormat <Text \| Mime>] [-Name <String>] [-PrimarySmtpAddress <SmtpAddress>] [-RecipientLimits <Unlimited>] [-RejectMessagesFrom <RecipientIdParameter[]>] [-RejectMessagesFromDLMembers <RecipientIdParameter[]>] [-RequireSenderAuthenticationEnabled <$true \| $false>] [-SamAccountName <String>] [-SecondaryAddress <String>] [-SecondaryDialPlan <UMDialPlanIdParameter>] [-SimpleDisplayName <String>] [-UMDtmfMap <MultiValuedProperty>] [-UseMapiRichTextFormat <Never \| Always \| UseDefaultSettings>] [-UsePreferMessageFormat <$true \| $false>] [-UserPrincipalName <String>] [-WindowsEmailAddress <SmtpAddress>]

set-MailUser -Identity <MailUserIdParameter>
[-AcceptMessagesOnlyFrom <RecipientIdParameter[]>]
[-AcceptMessagesOnlyFromDLMembers <RecipientIdParameter[]>]
[-Alias <String>] [-CreateDTMFMap <$true | $false>]
[-CustomAttribute1 <String>] [-CustomAttribute10
<String>] [-CustomAttribute11 <String>]
[-CustomAttribute12 <String>] [-CustomAttribute13
<String>] [-CustomAttribute14 <String>]
[-CustomAttribute15 <String>] [-CustomAttribute2
<String>] [-CustomAttribute3 <String>]
[-CustomAttribute4 <String>] [-CustomAttribute5
<String>] [-CustomAttribute6 <String>]
[-CustomAttribute7 <String>] [-CustomAttribute8
<String>] [-CustomAttribute9 <String>] [-DisplayName
<String>] [-DomainController <Fqdn>] [-EmailAddresses
<ProxyAddressCollection>] [-EmailAddressPolicyEnabled
<$true | $false>] [-Extensions <MultiValuedProperty>]
[-ExternalEmailAddress <ProxyAddress>] [-GrantSendOnBehalfTo
<MailboxOrMailUserIdParameter[]>]
[-HiddenFromAddressListsEnabled <$true | $false>]
[-MacAttachmentFormat <BinHex | UuEncode | AppleSingle |
AppleDouble>] [-MaxReceiveSize <Unlimited>] [-MaxSendSize
<Unlimited>] [-MessageBodyFormat <Text | Html |
TextAndHtml>] [-MessageFormat <Text | Mime>] [-Name
<String>] [-PrimarySmtpAddress <SmtpAddress>]
[-RecipientLimits <Unlimited>] [-RejectMessagesFrom
<RecipientIdParameter[]>] [-RejectMessagesFromDLMembers
<RecipientIdParameter[]>]
[-RequireSenderAuthenticationEnabled <$true | $false>]
[-SamAccountName <String>] [-SecondaryAddress <String>]
[-SecondaryDialPlan <UMDialPlanIdParameter>]
[-SimpleDisplayName <String>] [-UMDtmfMap
<MultiValuedProperty>] [-UseMapiRichTextFormat <Never |
Always | UseDefaultSettings>] [-UsePreferMessageFormat <$true
| $false>] [-UserPrincipalName <String>]
[-WindowsEmailAddress <SmtpAddress>]


set-MailUser [-AcceptMessagesOnlyFrom <RecipientIdParameter[]>] [-AcceptMessagesOnlyFromDLMembers <RecipientIdParameter[]>] [-Alias <String>] [-CreateDTMFMap <$true \| $false>] [-CustomAttribute1 <String>] [-CustomAttribute10 <String>] [-CustomAttribute11 <String>] [-CustomAttribute12 <String>] [-CustomAttribute13 <String>] [-CustomAttribute14 <String>] [-CustomAttribute15 <String>] [-CustomAttribute2 <String>] [-CustomAttribute3 <String>] [-CustomAttribute4 <String>] [-CustomAttribute5 <String>] [-CustomAttribute6 <String>] [-CustomAttribute7 <String>] [-CustomAttribute8 <String>] [-CustomAttribute9 <String>] [-DisplayName <String>] [-DomainController <Fqdn>] [-EmailAddresses <ProxyAddressCollection>] [-EmailAddressPolicyEnabled <$true \| $false>] [-Extensions <MultiValuedProperty>] [-ExternalEmailAddress <ProxyAddress>] [-GrantSendOnBehalfTo <MailboxOrMailUserIdParameter[]>] [-HiddenFromAddressListsEnabled <$true \| $false>] [-Instance <MailUser>] [-MacAttachmentFormat <BinHex \| UuEncode \| AppleSingle \| AppleDouble>] [-MaxReceiveSize <Unlimited>] [-MaxSendSize <Unlimited>] [-MessageBodyFormat <Text \| Html \| TextAndHtml>] [-MessageFormat <Text \| Mime>] [-Name <String>] [-PrimarySmtpAddress <SmtpAddress>] [-RecipientLimits <Unlimited>] [-RejectMessagesFrom <RecipientIdParameter[]>] [-RejectMessagesFromDLMembers <RecipientIdParameter[]>] [-RequireSenderAuthenticationEnabled <$true \| $false>] [-SamAccountName <String>] [-SecondaryAddress <String>] [-SecondaryDialPlan <UMDialPlanIdParameter>] [-SimpleDisplayName <String>] [-UMDtmfMap <MultiValuedProperty>] [-UseMapiRichTextFormat <Never \| Always \| UseDefaultSettings>] [-UsePreferMessageFormat <$true \| $false>] [-UserPrincipalName <String>] [-WindowsEmailAddress <SmtpAddress>]

set-MailUser [-AcceptMessagesOnlyFrom
<RecipientIdParameter[]>] [-AcceptMessagesOnlyFromDLMembers
<RecipientIdParameter[]>] [-Alias <String>]
[-CreateDTMFMap <$true | $false>] [-CustomAttribute1
<String>] [-CustomAttribute10 <String>]
[-CustomAttribute11 <String>] [-CustomAttribute12
<String>] [-CustomAttribute13 <String>]
[-CustomAttribute14 <String>] [-CustomAttribute15
<String>] [-CustomAttribute2 <String>]
[-CustomAttribute3 <String>] [-CustomAttribute4
<String>] [-CustomAttribute5 <String>]
[-CustomAttribute6 <String>] [-CustomAttribute7
<String>] [-CustomAttribute8 <String>]
[-CustomAttribute9 <String>] [-DisplayName <String>]
[-DomainController <Fqdn>] [-EmailAddresses
<ProxyAddressCollection>] [-EmailAddressPolicyEnabled
<$true | $false>] [-Extensions <MultiValuedProperty>]
[-ExternalEmailAddress <ProxyAddress>] [-GrantSendOnBehalfTo
<MailboxOrMailUserIdParameter[]>]
[-HiddenFromAddressListsEnabled <$true | $false>] [-Instance
<MailUser>] [-MacAttachmentFormat <BinHex | UuEncode |
AppleSingle | AppleDouble>] [-MaxReceiveSize <Unlimited>]
[-MaxSendSize <Unlimited>] [-MessageBodyFormat <Text |
Html | TextAndHtml>] [-MessageFormat <Text | Mime>] [-Name
<String>] [-PrimarySmtpAddress <SmtpAddress>]
[-RecipientLimits <Unlimited>] [-RejectMessagesFrom
<RecipientIdParameter[]>] [-RejectMessagesFromDLMembers
<RecipientIdParameter[]>]
[-RequireSenderAuthenticationEnabled <$true | $false>]
[-SamAccountName <String>] [-SecondaryAddress <String>]
[-SecondaryDialPlan <UMDialPlanIdParameter>]
[-SimpleDisplayName <String>] [-UMDtmfMap
<MultiValuedProperty>] [-UseMapiRichTextFormat <Never |
Always | UseDefaultSettings>] [-UsePreferMessageFormat <$true
| $false>] [-UserPrincipalName <String>]
[-WindowsEmailAddress <SmtpAddress>]

Parameters

Parameter	Required	Type	Description
Identity	Required	Microsoft.Exchange.Configuration.Tasks.MailUserIdParameter	The Identity parameter takes one of the following values: ADObjectID GUID Distinguished name (DN) Domain\SamAccountName User principal name (UPN) Legacy DN E-mail address User alias The Identity parameter cannot be used if the Instance parameter is specified.
AcceptMessagesOnlyFrom	Optional	Microsoft.Exchange.Configuration.Tasks.RecipientIdParameter[]	The AcceptMessagesOnlyFrom parameter specifies the recipients who can send e-mail messages to this mail user. It can take any of the following values for the valid senders: Distinguished name (DN) Canonical name GUID Name Display name Alias Legacy Exchange DN Primary Simple Mail Transfer Protocol (SMTP) e-mail address By default, this parameter is blank. This default value enables the mailbox user to accept messages from all recipients.
AcceptMessagesOnlyFromDLMembers	Optional	Microsoft.Exchange.Configuration.Tasks.RecipientIdParameter[]	The AcceptMessagesOnlyFromDLMembers parameter specifies the distribution groups that are allowed to send e-mail messages to this mail user. You can use any of the following values for the allowed distribution groups: Distinguished name (DN) Canonical name GUID Name Display name Legacy Exchange DN Primary SMTP e-mail address By default, this parameter is blank.
Alias	Optional	System.String	The Alias parameter specifies the alias of the user. An alias can contain letters, numbers, and the following punctuation marks and symbols: ! # $ % ^ & * + - . / = ? _ { } \| ~
CreateDTMFMap	Optional	System.Boolean	This parameter specifies that a dual tone multi-frequency (DTMF) map be created for the user.
CustomAttribute1	Optional	System.String	The CustomAttribute1 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute10	Optional	System.String	The CustomAttribute10 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute11	Optional	System.String	The CustomAttribute11 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute12	Optional	System.String	The CustomAttribute12 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute13	Optional	System.String	The CustomAttribute13 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute14	Optional	System.String	The CustomAttribute14 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute15	Optional	System.String	The CustomAttribute15 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute2	Optional	System.String	The CustomAttribute2 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute3	Optional	System.String	The CustomAttribute3 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute4	Optional	System.String	The CustomAttribute4 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute5	Optional	System.String	The CustomAttribute5 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute6	Optional	System.String	The CustomAttribute6 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute7	Optional	System.String	The CustomAttribute7 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute8	Optional	System.String	The CustomAttribute8 parameter specifies custom attributes. You can use these attributes to store additional information.
CustomAttribute9	Optional	System.String	The CustomAttribute9 parameter specifies custom attributes. You can use these attributes to store additional information.
DisplayName	Optional	System.String	The DisplayName parameter specifies the display name of the user.
DomainController	Optional	Microsoft.Exchange.Data.Fqdn	To specify the fully qualified domain name (FQDN) of the domain controller that writes this configuration change to Active Directory, include the DomainController parameter in the command.
EmailAddresses	Optional	Microsoft.Exchange.Data.ProxyAddressCollection	The EmailAddresses parameter specifies the distribution list proxy e-mail addresses.
EmailAddressPolicyEnabled	Optional	System.Boolean	The EmailAddressPolicyEnabled parameter specifies whether the e-mail addresses for the mailbox will be automatically updated based on the e-mail address policies defined. When this parameter is set to $true, you cannot change the PrimarySmtpAddress or WindowsEmailAddress parameters.
Extensions	Optional	Microsoft.Exchange.Data.MultiValuedProperty	This parameter specifies one or more extension numbers for the user. When the parameter is set, all extension numbers within the dial plan must be unique.
ExternalEmailAddress	Optional	Microsoft.Exchange.Data.ProxyAddress	The ExternalEmailAddress parameter specifies an e-mail address outside of the organization. E-mail messages sent to the user are sent to this external address.
GrantSendOnBehalfTo	Optional	Microsoft.Exchange.Configuration.Tasks.MailboxOrMailUserIdParameter[]	The GrantSendOnBehalfTo parameter specifies the distinguished name (DN) of recipients that can send messages on behalf of this user.
HiddenFromAddressListsEnabled	Optional	System.Boolean	The HiddenFromAddressListsEnabled parameter specifies whether the user appears in the address list. The default value is $false.
Instance	Optional	Microsoft.Exchange.Data.Directory.Management.MailUser	The Instance parameter enables you to pass an entire object to the command to be processed. It is mainly used in scripts where an entire object must be passed to the command.
MacAttachmentFormat	Optional	Microsoft.Exchange.Data.Directory.Recipient.MacAttachmentFormat	The MacAttachmentFormat parameter specifies the Apple Macintosh Operating System attachment format for messages that are sent to the mail user. The valid values for this parameter are: BinHex UUENCODE AppleSingle AppleDouble By default, this parameter is set to BinHex. The acceptable values for the MacAttachmentFormat parameter are dependent on the MessageFormat parameter. If the MessageFormat parameter is set to Text, you can only use BinHex or UUENCODE values for this parameter. If the MessageFormat parameter is set to Mime, you can only use BinHex, AppleSingle or AppleDouble values for this parameter.
MaxReceiveSize	Optional	Microsoft.Exchange.Data.Unlimited	The MaxReceiveSize parameter specifies the maximum size of e-mail messages that can be received by the mail user, from 1 kilobyte (KB) to 2,097,151 KB. If not specified, there will be no size restrictions.
MaxSendSize	Optional	Microsoft.Exchange.Data.Unlimited	The MaxSendSize parameter specifies the maximum size of e-mail messages that can be sent by the mail user, from 1 KB to 2,097,151 KB. If not specified, there will be no size restrictions.
MessageBodyFormat	Optional	Microsoft.Exchange.Data.Directory.Recipient.MessageBodyFormat	The MessageBodyFormat parameter specifies the message body format for messages that are sent to the mail user. The valid values for this parameter are: Text Html TextAndHtml By default, this parameter is set to TextAndHtml. The MessageFormat and MessageBodyFormat parameters are interdependent. If the MessageFormat parameter is set to Mime, the MessageBodyFormat parameter can be set to any valid value. However, if the MessageFormat parameter is set to Text, the MessageBodyFormat parameter can only be set to Text. Therefore, if you want to set this parameter to Html or TextAndHtml, you must also set the MessageFormat parameter to Mime.
MessageFormat	Optional	Microsoft.Exchange.Data.Directory.Recipient.MessageFormat	The MessageFormat parameter specifies the message format for messages that are sent to the mail user. The valid values for this parameter are: Text Mime By default, this parameter is set to Mime. The MessageFormat and MessageBodyFormat parameters are interdependent. If the MessageFormat parameter is set to Mime, the MessageBodyFormat parameter can be set to any valid value. However, if the MessageFormat parameter is set to Text, the MessageBodyFormat parameter can only be set to Text. Therefore, if you want to change the MessageFormat parameter from Mime to Text, you must also change the MessageBodyFormat parameter to Text.
Name	Optional	System.String	The Name parameter specifies the name of the user.
PrimarySmtpAddress	Optional	Microsoft.Exchange.Data.SmtpAddress	The PrimarySmtpAddress parameter specifies the primary SMTP address.
RecipientLimits	Optional	Microsoft.Exchange.Data.Unlimited	The RecipientLimits parameter specifies the maximum number of recipients for messages from this user.
RejectMessagesFrom	Optional	Microsoft.Exchange.Configuration.Tasks.RecipientIdParameter[]	The RejectMessagesFrom parameter specifies the recipients from which to reject messages.
RejectMessagesFromDLMembers	Optional	Microsoft.Exchange.Configuration.Tasks.RecipientIdParameter[]	The RejectMessagesFromDLMembers parameter specifies the distribution list members from which to reject messages.
RequireSenderAuthenticationEnabled	Optional	System.Boolean	The RequireSenderAuthenticationEnabled parameter specifies whether to accept messages only from authenticated recipients. The default value is $false.
SamAccountName	Optional	System.String	The SamAccountName parameter defines the logon name used to support clients and servers running older versions of the operating system, such as Microsoft Windows NT 4.0, Windows 98, Windows 95, and LAN Manager. This attribute must contain fewer than 20 characters. An account name can contain letters, numbers, and the following punctuation marks and symbols: ! # $ % ^ & - . _ { } \| ~
SecondaryAddress	Optional	System.String	This parameter specifies the secondary address that is used by the UM-enabled user.
SecondaryDialPlan	Optional	Microsoft.Exchange.Configuration.Tasks.UMDialPlanIdParameter	This parameter specifies a secondary UM dial plan to use. This parameter is provided to create a secondary proxy address.
SimpleDisplayName	Optional	System.String	The SimpleDisplayName parameter is used to display an alternative description of the object when only a limited set of characters is permitted. This limited set of characters consists of ASCII characters 26 through 126, inclusively.
UMDtmfMap	Optional	Microsoft.Exchange.Data.MultiValuedProperty	This parameter specifies if you want to create a user-defined DTMF map for the UM-enabled user.
UseMapiRichTextFormat	Optional	Microsoft.Exchange.Data.Directory.Recipient.UseMapiRichTextFormat	The UseMapiRichTextFormat parameter specifies how messages in MAPI Rich Text Format (RTF) will be handled for this mail user. Set this parameter to Never to convert all messages sent to this user to plain text. Set this parameter to Always to always send messages to this user in MAPI RTF. Set this parameter to UseDefaultSettings to have the format decided based on the setting configured in the MAPI client that sent the message.
UsePreferMessageFormat	Optional	System.Boolean	The UsePreferMessageFormat parameter specifies whether the message format settings configured for the mail user will override the global settings configured for the remote domain. Set this parameter to $true to have the message format settings configured for the mail user to override any global settings.
UserPrincipalName	Optional	System.String	The UserPrincipalName parameter specifies a user principal name (UPN) for the user.
WindowsEmailAddress	Optional	Microsoft.Exchange.Data.SmtpAddress	The WindowsEmailAddress parameter specifies the Windows e-mail address for this mailbox. This address is not used by Exchange.

Detailed Description

Use the Set-MailUser cmdlet to modify the mail-related attributes of a mail-enabled user in Active Directory.

To run the Set-MailUser cmdlet, the account you use must be delegated the following:

Exchange Recipient Administrator role

For more information about permissions, delegating roles, and the rights that are required to administer Exchange Server 2007, see Permission Considerations.

Note:
Not all user attributes can be modified with the Set-MailUser cmdlet. You can set additional user attributes that are not mail related with the Set-User cmdlet.

Input Types

Return Types

Errors

Error	Description

Exceptions

Exceptions	Description

Example

In this example, the Set-MailUser command is used to set the e-mail address outside of the organization to which mail-enabled user John Peoples' e-mail is sent.

	Copy Code
Set-MailUser john -ExternalEmailAddress john@tailspintoys.com