[180826] in North American Network Operators' Group
Re: Android (lack of) support for DHCPv6
daemon@ATHENA.MIT.EDU (Ted Hardie)
Wed Jun 10 18:26:20 2015
X-Original-To: nanog@nanog.org
In-Reply-To: <D19E27A7.55472%wesley.george@twcable.com>
Date: Wed, 10 Jun 2015 15:09:56 -0700
From: Ted Hardie <ted.ietf@gmail.com>
To: "George, Wes" <wesley.george@twcable.com>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org
On Wed, Jun 10, 2015 at 2:56 PM, George, Wes <wesley.george@twcable.com>
wrote:
>
> On 6/10/15, 5:27 PM, "Ted Hardie" <ted.ietf@gmail.com> wrote:
>
> >>... and this argument has been refuted by the word "bridging."
> >>
> >>
> >=E2=80=8BTo repeat Valdis' question:=E2=80=8B
> >
> >=E2=80=8BAnd the router knows to send to the "front" address to reach th=
e "back"
> >> address, how, exactly? Seems like somebody should invent a way to
> >>assign a
> >> prefix to the front address that it can delegate to things behind it.
> >>:)=E2=80=8B
>
> WG] I made reference to it in a previous message, but since the question
> was repeated, I'll assume that was missed and repeat the answer. The
> hypervisor folks seem to have figured this out so that it "just works"
> without NAT, using virtual interfaces that have their own unique MAC
> addresses so that they look like unique hosts to the network/DHCP server.
> I'm using it on my FreeNAS (BSD) box at home with jails, and KVM supports
> it, so chances are it wouldn't even be that hard to incorporate into
> Android.
>
> Thanks
> Wes
>
>
> =E2=80=8BHi Wes,
I saw your response, but creating a hypervisor-equivalent network stack
inside Android didn't seem particularly easy to me. This may be, however,
because I've mostly dealt with OVS-style approaches in the past few years
and my calibration is off. If you have pointers to implementations that are
for mobile devices, I'd be happy to be educated.
regards,
Ted
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