.MP4, AVC, 1920×1080, 30 fps | English, AAC, 2 Ch | 4h 20m | MBInstructor: Piotr KaluznyThis course focuses on fundamental Layer 2 technologies and protocols included in the current CCNA Routing & Switching exam blueprint.

It breaks down topics into smaller easy-to-digest pieces and shows implementation examples on Cisco IOS.