Exchange Server 2007 Service Pack 1 Beta 2 has now been released. For more information have a read of Terry Myersons article on You Had Me at EHLO...
Here are a few of the changes included in Beta 2:
SCR code is included.
New OWA themes (X-Box, Zune)
- S/MIME features updated
- HTML filtering (now S/MIME message reading and editing is full fidelity)
- Integration with anti-junk/phishing mail features
- Full Access permission management for mailboxes and mail-enabled public folders
- More ActiveSync policy settings
Inter-Site Message Size Restrictions feature enable.
- Test-ReplicationHealth is a new task that MOM pack uses to monitor HA replication. (<test-replicationhealth |fl >pathtotextfile.txt> is a great quick one for e2k7 administrators)
For a complete of what we can expect in SP1 there is an Exchange Server 2007 Service Pack 1 'Fact Sheet' on Microsoft.com here.