If you are using a Microsoft Exchange 2007 and Nokia E-series/N-series phone, upgrading to the new Mail for Exchange 2.5 is a must to enjoy the support of Exchange 2007 features like Out of Office setting.

For users with mailboxes on an Exchange 2007 email server, the following features have
been added.

• Out of Office: This feature allows the user to set the out of office status and autoreply
  message from the device.
• Follow Up Flags: This allows the user to see flags on the device for emails that
  have been flagged on the server. The user may also set, clear, or complete flags
  on the device.
• Mailbox Policies: These policies allow your administrator to control devices
  requesting to synchronize with the server.
  • AllowSimpleDevicePassword: allow or disallow simple passwords like
    “12345″ or “1111″
  • AttachmentsEnabled: allows attachments to be downloaded
  • DevicePasswordExpiration: defines the length of time a password can be
    used before it must be changed
  • DevicePasswordHistory: defines the number of old passwords to be
    saved so that user can not reuse them
  • MaxAttachmentSize: maximum size of attachments that will be allowed
    to be downloaded to the device
  • MaxCalendarAgeFilter: maximum range of calendar days allowed to be
    synchronized to the device
  • MaxEmailAgeFilter: maximum number of days of email allowed to be
    synchronized to the device
  • MaxEmailBodyTruncationSize: the size emails will be truncated to when
    initially downloaded to the device
  • RequireManualSyncWhenRoaming: prevent automatic synchronization
    when the device is roaming

Note that to begin using the new Exchange 2007 server features you must perform a Full Resync
on the device (Options>Full resync) after you have upgraded to Mail for Exchange 2.5.0.

click here to download the new update.

via [eseries]

Full Feature List

• Composing, Sending, Receiving and Viewing email messages
• Synchronize Calendar events, Tasks, Contacts
• Configurable sync window for Emails
• Configurable sync window for Calendar
• Support for GAL (Global Address List) lookup with Company Directory
• Company Directory available as a stand-alone sis file
• Accept / Decline meeting requests
• Can search email content using the Search application
• Always on, Timed and Manual sync modes
• Schedule Peak and Off-Peak sync windows
• Resynchronize all data from server to phone
• User configurable conflict resolution (server or phone wins if conflict in syncing)
• Synchronization logs
• Controls for sync while roaming
• Partial initial email download
• Retrieve remaining content of partially downloaded email
• Message reply/forward by reference
• Message read status replication
• Message deletion replication
• Full Attachment support (receiving, sending, viewing, editing, saving)
• URL, number, email address links from viewer
• Save messages to sent items folder
• Support for different access points (GPRS, WLAN)
• Synchronize over a VPN connection
• Support for all Exchange 2003 SP2 device security policies (available only on Nokia
  Eseries devices)
• Support for many Exchange 2007 mailbox policies
• Dynamically configured Heartbeat Interval setting
• Detailed admin logging
• Ability to set importance flag for sent messages
• Configurable via device management server
• Set out of office message
• Set and clear flags on email messages