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From: "Jason A. Donenfeld" <Jason@zx2c4.com>
To: "Toke Høiland-Jørgensen" <toke@toke.dk>
Cc: WireGuard mailing list <wireguard@lists.zx2c4.com>
Subject: Re: Roaming between IPv4 and IPv6?
Date: Tue, 6 Mar 2018 23:14:07 +0100	[thread overview]
Message-ID: <CAHmME9ogYdW3AUUC6qQRkmq2ndEqk0MHxt0sVF=BKvdNQKZO3A@mail.gmail.com> (raw)
In-Reply-To: <87y3j4luw4.fsf@toke.dk>

On Tue, Mar 6, 2018 at 11:08 PM, Toke H=C3=B8iland-J=C3=B8rgensen <toke@tok=
e.dk> wrote:
> I think the idea of configuring both v4 and v6 on startup and caching
> them is a reasonable idea. Maybe even configure all available addresses
> when doing the initial DNS lookup? Or is that awkward to do?

You mean taking one v4 and one v6? That's probably possible. Since
getaddrinfo has complicated ordering logic, this probably be best
expressed as something like "endpoint" and "secondary endpoint" when
told by userspace, with them then being swapped when the FIB complains
about trying to route to one of them.

  reply	other threads:[~2018-03-06 22:04 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-06 21:53 Toke Høiland-Jørgensen
2018-03-06 21:57 ` Jason A. Donenfeld
2018-03-06 22:08   ` Toke Høiland-Jørgensen
2018-03-06 22:14     ` Jason A. Donenfeld [this message]
2018-03-07  0:31       ` Kalin KOZHUHAROV
2018-03-07  8:56         ` Toke Høiland-Jørgensen
2018-03-06 22:59     ` Matthias Urlichs

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