L3 segment
[CIDR](https://texonom.com/cidr-f8db955773074d61835509c3f7b8ceba) [Network Layer](https://texonom.com/network-layer-8b7cdfe18b7c4d45aa3425389c67c3e6) 


## same as IP subnetwork ([CIDR](/f8db955773074d61835509c3f7b8ceba))




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





