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From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Thu, 10 Aug 2017 20:43:02 +0200
Message-ID: <CAHmME9r-TM_T7aqNfBhXVyF_Lc5Nf0KQGCqTCcZSEpZY+mMBYw@mail.gmail.com>
Subject: Re: Multihomed server issue
To: Wang Jian <larkwang@gmail.com>
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Cc: WireGuard mailing list <wireguard@lists.zx2c4.com>,
 Jan De Landtsheer <jan@delandtsheer.eu>
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On Thu, Aug 10, 2017 at 4:29 PM, Jason A. Donenfeld <Jason@zx2c4.com> wrote:
> It seems like the problem you're facing is that B does not belong to
> I, because B belongs to an unrouted dummy0 interface. The solution
> would be to change the question of step 4 to instead ask if _any_
> interface contains B, not just the returned interface I. While this is
> essentially what's done for IPv6, I'm not certain this is the correct
> behavior for IPv4.

This looks like http://ix.io/z3d if you want to try it and report back.

Jason