Built for Security, IoT, Mobility, and Cloud Advanced persistent security threats, the exponential growth of the Internet of Things (IoT) devices, mobility everywhere and cloud adoption require a network fabric that integrates advanced hardware and software innovations to automate, secure, and simplify customer networks. The goal of this network fabric is to enable customer revenue growth by accelerating business service rollout. The Cisco® Digital Network Architecture (Cisco DNA™) with Software Defined Access (SD-Access) is the most advanced network fabric to power customer business.