L1 Segment
[Ethernet](https://texonom.com/ethernet-9de407ac443848099071025d602399dd) [Physical Layer](https://texonom.com/physical-layer-d8516dda3a534fac861bace999948eed) 


### Ethernet segment
physical segment





> [Ethernet and IP Networking 101 (Heavily Illustrated)](https://iximiuz.com/en/posts/computer-networking-101/)





