By default, the 6to4 tunneling protocol is enabled in Windows Vista, Windows Server 2008 or later versions when an interface is assigned a public IPv4 address (that is, an IPv4 address that is not in the ranges 10.0.0.0/8, 172.16.0.0/12, or 192.168.0.0/16). 6to4 automatically assigns an IPv6 address to the 6to4 tunneling interface for each such
Happy Eyeballs is not implemented globally in the Windows XP stack. Individual applications must support the fallback function. PING, in particular, will not fall back at all. You need to pick the preferred protocol (it is IPv6 by default) and it will only "fall back" on DNS lookup failure, not on connectivity failure. Windows - Displaying, Releasing and Renewing a DHCP Lease Dec 31, 1999 Microsoft TCP/IP version 6 properties tab is gray out in
Happy Eyeballs for IPv6 is not working on Windows Xp - Cisco
Explore IPv6 with Windows XP - Tech Quark IPv6 has been included in both Windows XP Professional, and Home Edition. At first, it was positioned as developer release, which meant no support for ordinary users. But Microsoft announced official support for IPv6 with Service Pack-1 (XP SP-1). XP SP-1 has some additional functionalities in install and IPv6 … Manually configuring ipv6 on Windows XP
IPv6 and AT&T Internet Services - Internet Support
Aug 14, 2002 Setup HP printer using IPv6 addressing from Windows XP I setup the printer using it's IPv6 address on a Win7 computer easily. Now I want to do the same on an XP machine. I added the IPv6 protocol on the XP SP3 computer and when I do an ipconfig /all the results show it's IPv6 address. The computer and printer are on the same subnet but I can't even ping the printer using ping -6 and the IPv6 address. How to disable IPv6 in registry?