This document explains how to deploy SharePoint Portal Server 2003 across an extranet. The white paper discusses how to configure a SharePoint Portal Server deployment so that users outside an external corporate firewall/proxy server can access information on a portal site that is inside an external corporate firewall/proxy server. It specifically discusses using Microsoft Internet Security and Acceleration (ISA) Server 2000 and ISA Server 2004 in what is generally considered to be a reverse proxy configuration.

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