From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AE804C433DF for ; Fri, 9 Oct 2020 14:52:38 +0000 (UTC) Received: from krantz.zx2c4.com (krantz.zx2c4.com [192.95.5.69]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A655322260 for ; Fri, 9 Oct 2020 14:52:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A655322260 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=ovpn.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=wireguard-bounces@lists.zx2c4.com Received: by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id b61b6f65; Fri, 9 Oct 2020 14:19:42 +0000 (UTC) Received: from smtpout-38.fbg1.glesys.net (smtpout-38.fbg1.glesys.net [2a02:751:100:1::38]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTPS id c8e1a1a2 (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO) for ; Fri, 9 Oct 2020 14:19:41 +0000 (UTC) Received: from MacBook-Pro.local.mail (217-64-148-128.pool.ovpn.com [217.64.148.128]) by mail-halon-01.fbg1.glesys.net (Halon) with ESMTPSA id 0d6e5bac-0a3f-11eb-add5-0bec97ae8c39; Fri, 09 Oct 2020 16:52:31 +0200 (CEST) Date: Fri, 9 Oct 2020 16:52:23 +0200 From: David Wibergh To: "Jason A. Donenfeld" Cc: WireGuard mailing list Message-ID: In-Reply-To: References: Subject: Re: Samsung Galaxy S10e =?utf-8?Q?can=E2=80=99t_?=reach local devices in network MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline X-BeenThere: wireguard@lists.zx2c4.com X-Mailman-Version: 2.1.30rc1 Precedence: list List-Id: Development discussion of WireGuard List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: wireguard-bounces@lists.zx2c4.com Sender: "WireGuard" The command output is the same: Sony =24 ip route get 10.220.0.4 10.220.0.4 dev wlan0 table 1026 src 10.220.0.6 uid 10356 =C2=A0 =C2=A0 cache Galaxy S10e =24 ip route get 10.220.0.4 10.220.0.4 dev wlan0 table 1017 src 10.220.0.5 uid 10294 =C2=A0 =C2=A0 cache We=E2=80=99ll try to get some of our users to run similar tests. We do ha= ve an S7 that we can dig up and do some testing on. If you want to go dow= n the rabbit hole, but don=E2=80=99t have access to a galaxy device, I co= uld ship the S10e to you. Thanks, David P=C3=A5 9 oktober 2020 kl. 16:03:02, Jason A. Donenfeld (jason=40zx2c4.co= m) skrev: > Hmm, from that command output, I'm still not quite sure. The most > significant difference I can see from casual inspection is: > =20 > Sony: > 19000: from all fwmark 0xcd/0x1ffff iif lo lookup 1026 > 21000: from all fwmark 0xce/0x1ffff lookup 1026 > =20 > Galaxy: > 19000: from all fwmark 0x2ad/0x1ffff iif lo lookup 1017 > 21000: from all fwmark 0x2ab/0xffff lookup 1017 > =20 > Is the galaxy missing a leading 0x1 in the mask of that second rule the= re=3F > =20 > What do you get on each when you run =60ip route get 10.220.0.4=60=3F S= ame > thing or is it different=3F > =20 > I also noticed that on the Galaxy, there's a direct route to some > telco server -- =6090.132.128.59 via 10.220.0.1 dev wlan0 table 99 prot= o > static=60. I didn't see this direct route on the Sony. I doubt it's > related to the above, but I've also never seen this before and wonder > if it's some VoLTE/VoWI=46I hand-over trick in recent Android networkin= g > stacks. > =20