RFC-791

Internet Protocol Version 4 (IPv4)

Defines the fundamental network-layer protocol for the internet. Specifies addressing (32-bit), fragmentation, time-to-live, and datagram routing. Remains the dominant IP version despite IPv6 deployment, carried by every internet-connected device.

Document
RFC 791 (1981)
URL
https://www.rfc-editor.org/rfc/rfc791
Label
Standard
Keywords
IPv4 IP addressing network layer datagram routing fragmentation TTL internet protocol

Domain: Network Protocols · Standard