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From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Wed, 31 May 2017 12:59:00 +0200
Message-ID: <CAHmME9qLvaHjC7E5ZwF49AQMfQXZbCXFkfmsoxYyUxYSKDo8yg@mail.gmail.com>
Subject: Re: Wireguard and MTU
To: Ibrahim Tachijian <barhom@netsat.se>
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Set the mtu_fix boolean to 1 in your firewall config.
https://wiki.openwrt.org/doc/uci/firewall