If you currently have ISA Server 200x installed on your network, make sure to use the resources below while planning the migration: Forefront TMG Planning and Design Guide.The main resources that you can use in this phase are:

These are questions that you will need to answer before deploying TMG. When planning Forefront TMG 2010 implementation it is important to identify the purpose of having TMG installed in your network.ДЄre you going to use as reverse proxy? Forward proxy? VPN Server? Site to Site VPN Gateway? Winsock Proxy? Network Firewall? IDS/IPS? The next sections of this article will describe what you need in order to plan, deploy and configure Forefront TMG 2010 in your network. Regarding mainstream support for those products. If you are still using ISA 2000 or ISA 2004, review To understand the reasons to perform this migration. You can accrue many advantages by migrating from ISA Server 2006 (or previous versions) to Forefront TMG Scenarios where Forefront TMG can be used are described in the diagram below:Д«esides the core scenarios shownВ in the above diagram, Forefront TMG 2010 also can be used for:ДЇorefront TMG 2010 is an evolution of its predecessor, ISA Server 2006. Forefront Threat Management Gateway (TMG) 2010 is a firewall that can be deployed in a variety of scenarios that assist you inВ protecting internal network resources.

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