Date: Tue, 12 Jun 2018 11:29:37 +0200
From: Gert Doering <gert@...1296...>
Message-ID: <20180612092937.GA57262@...1296...>
References: <20180608052017.6696-2-a@...2181...>
 <20180612074240.18865-1-a@...2181...>
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In-Reply-To: <20180612074240.18865-1-a@...2181...>
Subject: Re: [Openvpn-devel] [PATCH v3] **Android** note: tun: ensure
 interface can be configured with IPv6 only
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To: Antonio Quartulli <a@...2181...>
Cc: openvpn-devel@lists.sourceforge.net, Gert Doering <gert@...1296...>, Antonio Quartulli <antonio@...515...>

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Hi,

another reply to the same mail, on purpose, to keep thoughts in
separate threads...

On Tue, Jun 12, 2018 at 03:42:40PM +0800, Antonio Quartulli wrote:
> This change ensures that an interface is properly brought
> up even when only IPv6 settings are configured/pushed.
>=20
> At the same time, the do_ifconfig() function has been rearranged by
> splitting the logic into a v4 and a v6 specific part. Each part has
> then been moved into an idependent helper that can be invoked as
> needed.
[..]

The existing Android code is different from all the other platforms,
as it sends IPv6 info ("IFCONFIG6") *before* IPv4 info.

Arne, do I have to assume that this is intentional, and your client will
explode if it receives IFCONFIG first and IFCONFIG6 second, or no
IFCONFIG at all?

gert


--=20
"If was one thing all people took for granted, was conviction that if you=20
 feed honest figures into a computer, honest figures come out. Never doubte=
d=20
 it myself till I met a computer with a sense of humor."
                             Robert A. Heinlein, The Moon is a Harsh Mistre=
ss

Gert Doering - Munich, Germany                             gert@...1296...

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