[MSDN Library June 1998] Gateway Setup Programs (100%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Microsoft Exchange Server > Gateway Programmer's Reference > Guide

[MSDN Library June 1998] Gateway Event Logging (67.5%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Microsoft Exchange Server > Gateway Programmer's Reference > Appendixes

[MSDN Library June 1998] Gateway Mappable Properties (24.6921296296296%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Messaging API (MAPI) > Guide > MAPI Programming Basics > Sending Across Messaging Domains

[MSDN Library June 1998] Gateway Applications (23.0898268398268%)

MSDN Library Visual Studio 6.0 > Platform SDK > Database and Messaging Services > Microsoft SQL Server Programmer's Toolkit > Programming Open Data Services > Chapter 1 Overview > Types of Server Applications

[MSDN Library June 1998] Gateway Development Considerations (22.688984684783%)

MSDN Library Visual Studio 6.0 > Platform SDK > Windows Programming Guidelines > BackOffice Programmer's Reference > Developing Microsoft Exchange Server Applications > Programming Gateways