A Brief History of Microsoft Exchange Server

Overview on
Microsoft Exchange

Evolution of Microsoft Exchange
Exchange server 4.0
Exchange Server 5.0
Exchange Server 5.5
Exchange 2000 Server
And

 This is the First version introduced in 1996 and measure breakthrough
for Microsoft.
 This version were install on Windows NT Server 3.51
 In 1996, the Internet was just opening up to the public.
 One of the real Applications that took the advantage of the Internet
was the MS Exchange Server 4.0
 Organizations were able to connect their Exchange 4.0 Server to the
internet and Users able to send and receive mail easily to anyone else
with internet–connected email system.
 Earlier Microsoft were having mailing system name MS mail 3.0 which
worked on scheduled basis and for that need to create dial up
connections.
 In Exchange 4.0 server had a persistent or always on connection with
the help of ISDN or Frame Relay Network connection to the internet.
Exchange Server 4.0

 This version came out in 1997 and were installed on OS
Windows NT 4.0
 Supported the First Outlook version, which was came up with
MS office 97.
 Exchange server 5.0 tied email, Calendaring and Address Books
all together.
 Microsoft also released the First version of Outlook Web Access
(OWA).
Exchange Server 5.0

 This version significantly better integration occurred between
email, Calendar, contacts, and tasks.
 Enterprise Edition of Exchange server 5.5 that provided more
than 16GB of data storage, which was very high data storage in
that period.
 In this OWA was improved to provide a faster and easier-to-use
web client.
 Also this version is the testing ground of Active Directory, which
was introduced with Windows server 2000. and They First
introduce Directory service with this Exchange Server 5.5
version.
Exchange Server 5.5

 Base or require OS is Windows 2000 server to run this version.
 Used Active Directory for the Global Address Book (GAL).
(Earlier version of Exchange, both Windows and Exchange
systems store user information in different database)
 Exchange server access the users from directory, and integrate
with users mailbox.
 Exchange server 2000 also introduced Active x in OWA
client, which performs Drag and drop in OWA.
Exchange Server 2000

 It is the major update to the Exchange server messaging system
 Exchange server 2003 and Active Directory 2003 provided a
more reliable experience, better performance, and integration
support between Exchange server and AD.
 Added Mobility access feature for users to synchronize their
Mobile Devices to Exchange server.
 Mirroring in the OWA interface with the normal Microsoft office
Outlook Desktop client, So users can operate easily.
 Windows Server 2003 introduced Clustering service, which
helps to MS Exchange server 2003, and also support Active-
Active and Active-Passive clustering.

 Direct push for Mobile devices
 It pushes messages to mobile devices, which prevent constant
pulling by the Mobile devices.
 Earlier mobile devices are continuously connected to exchange
server and checking the new mails in mailbox and if, new mails
come then devices downloading the mails.
 Volume Shadow Copy service
 It enable improved backup and restore capabilities, thereby
reducing the impact to users and increasing system availability.
 Recovery Storage Group
 Recover entire storage groups, databases, or individual mailboxes
while minimizing impact to your users.
Exchange Server 2003 Features

The Roles in Exchange 2003
 2 roles (Front-End & Back-End)
 Front-End Server purpose to serve OWA &
IMAP/POP3 Users who are trying to connect Mailbox
 Back-End Server provides access to SMTP & Mailbox
Database to users
 Primary Purpose of front-end is for clients with large
amount of OWA users. Or clients with multiple Back-
Ends in different offices to maintain quality OWA
performance.

Network Design for Roles in Exchange 2003
• Front-End & Back-End Environments

Exchange 2003 Management
Standard vs. Enterprise Edition

 Introduce 5 Roles and discontinued the Back-End and
Front-End concept.
 Eliminated concept of Routing Groups and used
Active Directory Sites and Services to move email
from one site to another and route as Active
Directory replication.
 Exchange Ant spam
 Introduction of Continuous Replication (CR)
 If the Primary database failed, the Secondary copy of the Database
automatically came online within 20-30 seconds, the outlook users will
reconnect to the new server automatically, and the user never knew
that the primary Exchange server had failed.
Exchange 2007 Server

 Types of Clustering in Exchange 2007
 Single Copy Cluster (SCC)
 Local Continuous Replication (LCR)
 Cluster Continuous Replication (CCR)
 Standby Continuous Replication (SCR)
 Exchange Management Shell
 Built upon new command line PowerShell technology from
Windows
 Enables the same operations that are in Exchange Server 2007 EMC
GUI at the Command Line
 Supports automation and bulk operations
 Exchange Management Console
 Transport rules

Improved Exchange Management
Console

Exchange 2007 Server Roles
Perimeter Intranet
All runs on Domain basedMust be run on a workgroup based

 Mailbox – used for storing end users mails and public folders
data.
 Hub Transport – handles mail routing to next hop and Filters
e-mail between mailboxes, even if they reside on the same
server.
 Client Access – provides the other mailbox server protocol
access apart from MAPI. Similar to Exchange 2003 Frontend
server, it enables user to use an Internet browser (OWA), 3rd
party mail client (POP3/IMAP4) and mobile device
(ActiveSync) to access their mailbox.
 Edge Transport – perimeter mail gateway server for hygiene
and security (Filters Inbound/ Outbound traffic).
 Unified Messaging – enables end users to access their
mailbox, address book, & calendar using telephone & voice.
Exchange 2007 Server Roles
Responsibilities

Role Based Server Configurations
• Five server roles
• Server roles chosen at install
• Automated Server install
(Exchange Management
Shell)

 Role Based Access Control (RBAC)
 Delegation of Exchange server responsibility and permission to
Administrators and users.
 User can manage and set permission on his account through Self-
service Web Based management and you can access this from
anywhere as it is Web based.
 Introduction of Database Availability Group (DAG)
 It is New Continuous backup and replication technology that
effectively allows Exchange server to now joined up to 16 Servers
to DAG with maximum 100 Mailbox database.
 Integrated Archiving and Retention
 Users can archive the old mails which they are accessing rarely into
archive folders.
 Users can specify that mails can store or not in mailbox by tagging,
with the help of retention.

 Allows for improvements in client access and limited
end-user disruption during mailbox moves and
maintenance.
 Edge Transport and Hub Transport server keeping
“Shadow copies” of mails while transporting.
 It will use in feature, if any server hardware got failure and after
that once the server will up it will re-sent those mails which was not
during the failure.

Evolution of Server Roles in
Exchange 2013

 Exchange Admin Center
 Data Loss Prevention
 Integration with SharePoint and Lync
 Built in Anti-malware
 Improvement setups
 Office 365 Environment
 Apps for Microsoft Office are available for both
the Outlook application and OWA
Exchange 2013 Server Features

A Brief History of Microsoft Exchange Server

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