olemus
neljaastmeline punktnummerdus,
eeskätt neljabaidine punktnummerdus IP-aadressides
= four-part dot-decimal numbering, primarily four-byte dot numbering in IP addresses

näiteid
https://en.wikipedia.org/wiki/File:IPv4_address_structure_and_writing_systems-en.svg

vt ka
- punktaadress