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Message-ID: <544BD821.7050408@bluerosetech.com>
Date: Sat, 25 Oct 2014 10:04:33 -0700
From: Darren Pilgrim <list_freebsd@bluerosetech.com>
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To: "Randal L. Schwartz" <merlyn@stonehenge.com>, 
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Subject: Re: IPv6 aliases on FreeBSD 10
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On 10/25/2014 9:25 AM, Randal L. Schwartz wrote:
> Here's what works for my ISP (I'm still on 8.4):
>
>      ipv6_enable=YES
>      ipv6_defaultrouter="fe80::1%em0"
>      ipv6_ifconfig_em0="fe80::2/64"
>      ipv6_ifconfig_em0_alias0="2607:f2f8:3080::/64"
>      ipv6_gateway_enable=YES
>
> I own the /48, but they want their leg to me to be the first /64 of
> that.  Unlike most ISPs, they're using link-local addresses for that leg
> for routing... and they send anything for my /48 to fe80::2 on that leg.

+1 For correct use of link-local addressing.  Seems odd they'd also want 
a routable /64 on it, though.

> And yes, I'm using the ::0 address as my primary machine address.  It
> works. :)
>
>      $ host red.stonehenge.com
>      red.stonehenge.com has address 208.79.95.2
>      red.stonehenge.com has IPv6 address 2607:f2f8:3080::

Those are fun.  One of my favourites:

# dig -t AAAA sprint.net +short
2600::