Joseph Miele has completed the Cisco CCNA Routing and Switching: Routing and Switching Essentials course, earning a Certificate of Completion. The course prepared him with competencies including understanding basic switching concepts, enhanced switching technologies, dynamic and distance vector routing protocols, configuring and troubleshooting small networks, VLANs, ACLs, DHCP, DNS, and NAT. Chuck Robbins, CEO of Cisco, congratulated Joseph on gaining the knowledge and skills to build and maintain computer networks.