What is a prefix in IPv6? - treehozz.com
https://treehozz.com/what-is-a-prefix-in-ipv618.05.2020 · The leftmost fields of the IPv6 address along with the network bits lenth represented in CIDR format is known as the network prefix. The prefixes in IPv6 can be considered similar to the subnet mask used in IPv4 addresses. 0.0/16 represents all IPv4 addresses from 172.16. 0.0 to 172.16. 255.255. Click here to know more about it.