
Part I: PowerShell for Exchange Fundamentals
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Whenever a message is sent within an Exchange Server 2007 organization, it must leave the mailbox
server and be routed to a Hub Transport server. Because of this, message scanning has been removed
from the Information Store to increase stability of the database to the Hub Transport role. As a result of
this, the Hub Transport role should also be deployed in a two server minimum configuration. This
way in the event of a Hub server maintenance or if the Hub server is unavailable, there is another
Hub Transport available. The Hub role can also be installed on any Exchange server that is not an Edge
Transport or part of an MSCS cluster server.
Depending on the criticality of users being able to access their mailboxes, several options are available
for the Mailbox role. A standard deployment may use only one mailbox server. If a high - availability
option is required, Single Copy Cluster (SCC) or Continuous Content Replication (CCR) can be used to
deliver a higher level of uptime.
Unified Messaging is a new feature that has been added to Exchange Server 2007. In a standard
deployment, your organization may or may not use this feature. It is not required in order for your
environment to run, however the increased functionality and integration with Office Communication
Server allow for a tighter collaboration of messaging technology. W ...