. Outlining the project scope??”Determining the size, complexity, and level of deployment
are critical factors in the success of an ISA project. A well-defined set of boundaries
to which the project will be limited helps to minimize the amount of testing
that will need to be done and also helps to sell the project to a targeted audience.
. Organizing technology champions??”If no one champions a new product, the technology
dies, either before it is implemented or shortly afterward. Technologies such
116 CHAPTER 4 Designing an ISA Server 2006 Environment
TABLE 4.1 Matching ISA Functionality to Goals and Objectives
Goal or Objective ISA Functionality
Secure Exchange Outlook Web Access from
the Internet.
Deploy ISA Server 2006 for reverse-proxy
functionality by using mail publishing rules.
Audit all network access to a specific
server service, such as a web server.
Deploy ISA Server 2006 between network
segments and implement web publishing
rules. Audit the traffic by logging it to a SQL
database.
Protect Exchange servers from RPC-based
attacks from clients on the internal
network.
Secure all Exchange servers behind ISA
servers, using RPC filtering to filter out all
non-MAPI RPC traffic.
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