Entry ticket #2 for [[../02 Areas/Digipen/CS260F25]] *Layers*: - Application - Transform - Network - Link - Physical Physical vs Link layers? - Physical: two devices, connected physically to each other - Link: Two machines, physically connected, having a structured conversation. Mac Address: - Media Access Control Address - "Unique" Ethernet Identifier [[Maximum Transmission Unit]] - How much stuff can be put in a single ethernet frame Network vs Transport Layers - [[Network]]: Remote connection between hosts on networks - Transport: addressed to a process on a host