WIndows Updates Fail Via IPv6

Lavanauts tony at
Sun Nov 11 16:51:35 UTC 2018

I’m on native IPv6 via Spectrum and have no problems with Windows Updates.  Could this be a tunneling issue?


> On Nov 10, 2018, at 23:29, Mark Tinka <mark.tinka at> wrote:
> Hi all.
> Anyone ever figured out why Windows updates fail when the computer has an IPv6 connection?
> Google has tickets and tickets of this to and outside of Microsoft since 2013, with no real solution or answer as to what the problem actually is. In essence, many of the solutions out there point toward making sure the updates do not occur over IPv6, which, in effect, is the same as disabling it.
> I have a family PC at home running Windows 10 Pro, and noticed updates would fail in recent months. It took me a moment to realize that this started happening only after I enabled IPv6 in the TCP/IP stack. Disabling it immediately solves the issue.
> Quite odd that this is happening in 2018...
> Mark.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <>

More information about the NANOG mailing list