Re: WIndows Updates Fail Via IPv6 - Update!

[Martin Hannigan <hannigan () gmail com>]

On Tue, Mar 5, 2019 at 07:15 Rich Kulawiec <rsk () gsp org> wrote:

> On Mon, Mar 04, 2019 at 08:04:12AM +1100, Mark Andrews wrote:
> > ICMP is NOT optional.
>
> I've pointed folks at this for years:
>
>         ICMP Packet Filtering v1.2
>         http://www.cymru.com/Documents/icmp-messages.html
>
> ---rsk


Some of the networks that completely block ICMP are shocking.

Best,

-M<