If Microsoft Internet Security and Acceleration (ISA) Server 2004 or 2006 is used in an OWA or RPC over HTTP environment then you need to ensure that it is correctly configured to enable clients to access Enterprise Vault.
This chapter provides information on the following tasks:
Configuring ISA Server 2006 to provide OWA 2007 access to Enterprise Vault.
Configuring ISA Server 2004 to provide OWA 2003 access to Enterprise Vault.
Configuring ISA Server 2006 to provide access to Enterprise Vault from Outlook Anywhere clients (Exchange Server 2007).
Configuring ISA Server 2004 to provide access to Enterprise Vault from Outlook clients that are configured to use RPC over HTTP (Exchange Server 2003).