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From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Mon, 21 Nov 2016 18:00:34 +0100
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To: Joakim Sindholt <opensource@zhasha.com>
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Subject: Re: [WireGuard] What is a good way to ingrate (as of now) wireguard
 into openrc in Gentoo?
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On Mon, Nov 21, 2016 at 2:55 PM, Joakim Sindholt <opensource@zhasha.com> wrote:
> There are a couple of problems with this - the number I've experienced being
> that
> dhcpcd has no respect for network config it didn't create and so it will
> happily
> nuke the ip rules every time it renews the dhcp lease.

Add 'wg*' to denyinterfaces in dhcpcd.conf.