These terms are interchangeable. Although typically one or other is used when speaking about a specific technology.
Also see datagram, cell and probably others I’m forgetting right now.
Also see datagram, cell and probably others I’m forgetting right now.
No, use frame when your talking about layer 2, packet when your talking about layer 3, and segment for layer 4. Datagram and protocol data unit (PDU) are general terms that can apply to any layer.
A switch forwards frames, while a router routes packets.
https://stackoverflow.com/questions/31446777/difference-betw...