Lesson 1: Advanced Routing and Switching with DNS Understanding – Network Foundations, Architecture, and Device Operations

This lesson provides guided coverage of network foundations, architecture, and device operations within the Advanced Routing and Switching with DNS Understanding Training.

Topics Covered

• Enterprise network roles, architectures, topologies, and traffic flow
• Cisco device platforms, operating systems, interfaces, and command-line workflow
• IPv4 and IPv6 addressing, subnetting, neighbor discovery, and forwarding behavior
• Ethernet switching, VLANs, trunks, spanning tree, and link aggregation
• Routing fundamentals, static routes, dynamic routing, and path selection
• Device access, configuration management, verification, and baseline troubleshooting
• Hands-on topology review and device validation

Practical Outcome

Learners complete the lesson with a clear understanding of the workflow, the ability to validate the expected result, and a structured approach to common troubleshooting tasks.