As users depend on the network to access the information they need to do their jobs and to transport their voice or video with reliability, the network must be able to provide resilient, intelligent transport. Today’s network design also needs to incorporate versatility in order to address the changing needs of an organization. Cisco Digital Network Architecture is a platform that provides a roadmap to digitization and a path to recognize immediate benefits of network automation, assurance, and security. This guide explains the design of the campus wired LAN foundation, how the WLAN extends secure network access for your mobile workforce, and how the WLAN can provide guest access for contractors and visitors to your facilities.