In their default configuration on the IPv4-only Contoso intranet, the computers running Windows 10 or Windows Server 2012 R2 automatically configure link-local IPv6 addresses that only provide connectivity to other IPv6 hosts on the same subnet. These link-local addresses are not registered in DNS.

IPv4 vs. IPv6: What’s the Difference? | Avast Dec 18, 2019 Set-Net6to4Configuration If the host has link-local only IPv6 connectivity and a public IPv4 address, then 6to4 is enabled. If there is no global IPv6 address present and no global IPv4 address present, then the host does not have a 6to4 interface. If there is no global IPv6 address present but there is a global IPv4 address present, then the host has a 6to4 interface. IPv6 Link Local Address Explained | Dotcom-Monitor Tools Blog Sep 18, 2018 What's that % sign after ipconfig IPv6 address?

Hands-on exercises for Module 2: Windows Support for IPv6

Mar 05, 2019 [SOLVED] IPV6 Causing connectivity issues all of a sudden

Test your IPv6.

[SOLVED] IPV6 Causing connectivity issues all of a sudden Sep 19, 2017 IPv6 Explained for Beginners - Steve