Cisco's business model involves key partnerships with companies like Accenture, AT&T, and EMC. Their main activities include collaborative decision making, mergers and acquisitions, disruptive innovation, research and development, and design. Their value propositions are "Tomorrow starts here" and "Fast IT" by providing computer networking products, services, and financing. Their customers include enterprises, service providers, and the commercial and public sectors, which they engage through online channels, direct sales forces, and retail stores.