The information in this article applies to:
- Microsoft Exchange Server, version 5.5
SUMMARY
Microsoft has released Microsoft Exchange Server version 5.5. This
article describes the new features that are included with this version of
Microsoft Exchange Server.
MORE INFORMATION
Scalability
The following scalability features are included:
- Unlimited message storage: The size of the public and private
information stores and the directory is limited only by the amount of
free space on your hard disk.
- Deleted item recovery: Deleted objects are cached for a period of time
that you specify. While an object is in the cache, you can recover it.
Cached objects are not included in storage quota calculations.
- Backup performance improvements: The application programming interface
(API) used during backups is improved. With the appropriate hardware,
you may be able to back up as much as 30 gigabytes (GB) of data per
hour.
Internet Support
The following Internet-related features are included:
- Internet Message Access Protocol version 4 (IMAP4) support: This
allows IMAP clients to send and receive mail through a Microsoft
Exchange Server computer.
- Lightweight Directory Access Protocol (LDAP) version 3 support: This
allows LDAP clients with the appropriate permissions to modify
directory objects. It also allows you to synchronize directories using
LDAP.
- Internet security using Secure/Multipurpose Internet Mail Extensions
(S/MIME) and X.509 version 3: Microsoft Exchange Server 5.5 supports
the S/MIME and X.509 version 3 certificate standards. This allows you
to send encrypted messages over the Internet to anyone who is using an
e-mail client that supports S/MIME.
- Additional Internet support: Microsoft Exchange Server 5.5 supports
many other common Internet technologies, including Multipurpose
Internet Mail Extensions Hypertext Markup Language (MHTML), the ETRN
command, and bulk mailing headers.
- Active Messaging enhancements: Including full calendar support for the
Web client and design time controls and wizards to make it easier to
develop solutions.
Collaboration
The following collaboration features are included:
- Event scripting: Microsoft Exchange Server 5.5 includes a server-based
scripting service that support JavaScript, VBScript, and most other
common scripting languages used to create collaboration programs.
Multiple Organization Hosting
The following multiple organization hosting features are included:
- Virtual organization support: Administrators are able to create
virtual organizations by creating multiple address containers and
exposing them only to the users in that organization.
Security
The following security features are included:
- Enhanced security management: Including a Key Management (KM) server
installation program that is integrated with the Microsoft Exchange
Server installation program, bulk enrollment of users and distribution
of certificates, and multiple password validation for administrators.
Management
The following management features are included:
- Simple Network Management Protocol (SNMP) support: Allows Performance
Monitor counters to be packaged with the Request for Comments (RFC)
1566 specification and used with an SNMP monitor.
Keywords : XGen kbusage
Version : WINDOWS:5.5
Platform : WINDOWS
Issue type : kbinfo