olemus
ettemääratud üheainsa saaja aadress
= a predetermined single recipient address

ülevaateid
https://en.wikipedia.org/wiki/Unicast
https://www.youtube.com/watch?v=xr1u3LUwcek
http://slideplayer.com/slide/5835794/19/images/21/IPv6+Unicast+Address+Scopes.jpg
https://image.slidesharecdn.com/evolutionofroutingtechniques-130704132937-phpapp01/95/evolution-of-routing-techniques-35-638.jpg
https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst2960x/software/15-2_5_e/configuration_guide/b_1525e_consolidated_2960x_cg/b_1525e_consolidated_2960x_cg_chapter_011101.pdf

vt ka
- leviaadress
- monosaade
- multiaadress
- valikaadress