Updated in May 2025.

This course now features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the course. Unlock the secrets of enterprise networking with this comprehensive course. Designed to transform your networking expertise, it starts by laying a strong foundation in Layer 2 protocols such as VLAN Trunking Protocol (VTP), Rapid Spanning Tree Protocol (RSTP), and troubleshooting 802.1Q. You'll explore EtherChannel and other critical technologies, building a robust understanding of network layer fundamentals that power modern infrastructure. As you progress, dive deep into advanced Layer 3 protocols. Learn the intricacies of OSPF LSAs, areas, and troubleshooting, and master eBGP configurations, neighbor states, and BGP path selection. This section equips you with the tools to handle complex routing scenarios with confidence, setting you up for success in enterprise networking environments. The final section shifts focus to wireless networking, essential services, and multicast. Develop expertise in WLAN Layer 1 and Access Point concepts, understand wireless roaming challenges, and troubleshoot Cisco WLAN environments. Learn pivotal network services like NAT, PAT, and NTP, and explore multicast communication essentials. Each topic is explained with practical demos and configurations to prepare you for real-world challenges. This course is perfect for network professionals, CCNP aspirants, and IT enthusiasts looking to deepen their networking knowledge. A basic understanding of networking concepts is recommended, making it ideal for intermediate learners eager to enhance their skills and tackle enterprise-level challenges.