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MailTips are enabled by default on a new installation of Exchange 2010, MailTips must be configured in the EMS.

Set-OrganizationConfig -MailTipsAllTipsEnabled $true

Set-OrganizationConfig -MailTipsAllTipsEnabled $false

The Following are types of MailTips used by Exchange 2010

Invalid Internal Recipient – sender adds a recipient that appears to be internal to the organization but doesn’t exist in Active Directory

Mailbox Full – sender adds a recipient whose mailbox is full

Automatic Replies – sender adds a recipient who has turned on automatic replies – displays the first 250 characters of the automatic reply configured by the recipient

Custom – sender adds a recipient for whom a customized MailTip is configured. Custom MailTips can include HTML links, but not scripts. The length of a custom MailTip can’t exceed 250 characters

The following commands can be used to create custom MailTips


Examples for custom MailTips

Set-Mailbox -Identity "Help Desk" -MailTip "A Help Desk representative will contact you within 2 hours."
Set-DistributionGroup -Identity "HR" -MailTip "This distribution group is used for Human Resources departmental communications. If you want to contact an HR representative, please e-mail"

Restricted Recipient – sender adds a recipient for which delivery restrictions are configured prohibiting this sender from sending messages

External Recipients – sender adds a recipient that’s external, or adds a distribution group that contains external recipients, disabled by default. To turn on, run the following command

Set-OrganizationConfig -MailTipsExternalRecipientsTipsEnabled $true

The External Recipients MailTip relies on Group Metrics data. If you enable the External Recipients MailTip, make sure that you enable the Group Metrics MailTip.     To Enable Group Metrics. MailTips that provide information about the size of distribution groups and dynamic distribution groups rely on Group Metrics data. Group Metrics data is generated on designated Mailbox servers and is copied to Client Access servers using the Microsoft Exchange File Distribution Service.

Set-OrganizationConfig -MailTipsGroupMetricsEnabled $true

Set-MailboxServer MBX1 -GroupMetricsGenerationEnabled $true

Set-MailboxServer MBX1 -GroupMetricsGenerationEnabled $false

Set-MailboxServer MBX1 -GroupMetricsGenerationTime 23:30

Large Audience – messages to distribution groups that have more than 25 members –customizable by using the following EMS command

Set-OrganizationConfig -MailTipsLargeAudienceThreshold 50

Moderated Recipient – sender adds a recipient that’s moderated

Reply-All on Bcc – sender receives a Bcc copy of a message and selects Reply to All

Oversize Message – the message the sender is composing is larger than configured message size limits in your organization, the message size limits on the connectors in your organization aren’t taken into account

Outlook Web App and Outlook 2010 support MailTips


Written by Zach Butler

February 24, 2010 at 3:56 am

Posted in Exchange 2010

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