The enterprise firewall is the practical boundary of the enterprise.
Enterprise applications are the foundation for e-business.
Using Enterprise Applications as Foundation E-business technologies excel at integrating, aggregating, and unifying. For some time to come, however, much of the functionality needed by midrange and multinational companies will still come from today's enterprise and supply chain applications. These applications form the foundation upon which to build effective e-business solutions. And their value is often directly proportional to the industry-specific functionality they provide. Often enough, these solutions are provided by different software suppliers and are not fully integrated.