olemus
liik saajate rühma ühisaadresse, aadress, millega seotakse lähim saaja selles rühmas; on individuaalne, ei ole üheselt ettemääratud
= a single destination IP address which is shared by devices in multiple locations

ülevaateid
https://en.wikipedia.org/wiki/Anycast
https://www.youtube.com/watch?v=xr1u3LUwcek
https://blog.cloudflare.com/a-brief-anycast-primer/
http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipv6/configuration/15-2mt/ip6-15-2mt-book/ip6-anycast-add.html

standardid
https://www.iana.org/assignments/ipv6-anycast-addresses/ipv6-anycast-addresses.xhtml
https://tools.ietf.org/rfc/rfc2526.txt

vt ka
- leviaadress
- monoaadress
- multiaadress