G7218.mp4 -

: Using commands like show vlan brief and show interfaces trunk to ensure the logical mapping matches the physical intent.

: Performing ping tests between devices in the same VLAN and troubleshooting why pings might fail between different VLANs without a gateway. g7218.mp4

: Setting up links between switches that allow traffic from multiple VLANs to pass through a single physical cable using "tags." : Using commands like show vlan brief and

While the exact content depends on the specific version of the lab you are using, video typically covers VLAN Configuration and Troubleshooting . This is a fundamental component of the CCNA curriculum that focuses on segmenting a physical network into multiple logical networks to improve security and performance. Key Technical Concepts This is a fundamental component of the CCNA

: Assigning VLAN IDs (e.g., VLAN 10, VLAN 20) and naming them for organizational clarity.

: Entering global configuration mode to define VLANs and assigning interface ranges to those VLANs.