From owner-freebsd-stable@freebsd.org Wed Aug 9 07:27:20 2017 Return-Path: Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id D9D68DC53F6 for ; Wed, 9 Aug 2017 07:27:20 +0000 (UTC) (envelope-from hrs@FreeBSD.org) Received: from mail.allbsd.org (gatekeeper.allbsd.org [IPv6:2001:2f0:104:e001::32]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "*.allbsd.org", Issuer "RapidSSL SHA256 CA - G3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 900A265CF9 for ; Wed, 9 Aug 2017 07:27:20 +0000 (UTC) (envelope-from hrs@FreeBSD.org) Received: from mail-d.allbsd.org (p1949254-ipbf202funabasi.chiba.ocn.ne.jp [118.1.70.254]) (authenticated bits=56) by mail.allbsd.org (8.15.2/8.15.2) with ESMTPSA id v797R3Wg064455 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL) (Client CN "/OU=GT07882699/OU=See+20www.rapidssl.com/resources/cps+20+28c+2915/OU=Domain+20Control+20Validated+20-+20RapidSSL+28R+29/CN=*.allbsd.org", Issuer "/C=US/O=GeoTrust+20Inc./CN=RapidSSL+20SHA256+20CA+20-+20G3"); Wed, 9 Aug 2017 16:27:14 +0900 (JST) (envelope-from hrs@FreeBSD.org) Received: from alph.allbsd.org (alph.allbsd.org [192.168.0.10]) by mail-d.allbsd.org (8.15.2/8.15.2) with ESMTPS id v797R1RR021266 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Wed, 9 Aug 2017 16:27:01 +0900 (JST) (envelope-from hrs@FreeBSD.org) Received: from localhost (localhost [IPv6:::1]) (authenticated bits=0) by alph.allbsd.org (8.15.2/8.15.2) with ESMTPA id v797QvTv021263; Wed, 9 Aug 2017 16:26:59 +0900 (JST) (envelope-from hrs@FreeBSD.org) Date: Wed, 09 Aug 2017 16:26:50 +0900 (JST) Message-Id: <20170809.162650.970303478864091097.hrs@allbsd.org> To: gcr+freebsd-stable@tharned.org Cc: bu7cher@yandex.ru, freebsd-stable@freebsd.org Subject: Re: SLAAC not working From: Hiroki Sato In-Reply-To: <1557648.beBEYmqKBO@flake.tharned.org> References: <1557648.beBEYmqKBO@flake.tharned.org> X-PGPkey-fingerprint: BDB3 443F A5DD B3D0 A530 FFD7 4F2C D3D8 2793 CF2D X-Mailer: Mew version 6.7 on Emacs 25.1 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Multipart/Signed; protocol="application/pgp-signature"; micalg=pgp-sha1; boundary="--Security_Multipart(Wed_Aug__9_16_26_50_2017_475)--" Content-Transfer-Encoding: 7bit X-Virus-Scanned: clamav-milter 0.99 at gatekeeper.allbsd.org X-Virus-Status: Clean X-Greylist: Sender DNS name whitelisted, not delayed by milter-greylist-4.4.3 (mail.allbsd.org [133.31.130.32]); Wed, 09 Aug 2017 16:27:16 +0900 (JST) X-Spam-Status: No, score=-97.9 required=13.0 tests=CONTENT_TYPE_PRESENT, QENCPTR1,URIBL_SC2_SURBL,URIBL_XS_SURBL,USER_IN_WHITELIST autolearn=no autolearn_force=no version=3.4.1 X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on gatekeeper.allbsd.org X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 09 Aug 2017 07:27:20 -0000 ----Security_Multipart(Wed_Aug__9_16_26_50_2017_475)-- Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Greg Rivers wrote in <1557648.beBEYmqKBO@flake.tharned.org>: gc> On Monday, August 07, 2017 15:57:04 Andrey V. Elsukov wrote: gc> > So, set net.inet6.icmp6.nd6_debug=1 and show what you have in the gc> > ndp -p gc> > ndp -r gc> > ndp -i lagg0 gc> > gc> # sysctl net.inet6.icmp6.nd6_debug=1 gc> net.inet6.icmp6.nd6_debug: 0 -> 1 gc> # suspend gc> [1] + Stopped (SIGSTOP) su - gc> $ ndp -p gc> fe80::%lagg0/64 if=lagg0 gc> flags=LAO vltime=infinity, pltime=infinity, expire=Never, ref=0 gc> No advertising router gc> fe80::%lo0/64 if=lo0 gc> flags=LAO vltime=infinity, pltime=infinity, expire=Never, ref=0 gc> No advertising router gc> $ ndp -r gc> $ ndp -i lagg0 gc> linkmtu=0, maxmtu=0, curhlim=64, basereachable=30s0ms, reachable=31s, gc> retrans=1s0ms gc> Flags: nud accept_rtadv auto_linklocal gc> gc> Clearly there's no SLAAC action. I can't find any NDP debug messages gc> in the kernel message log or in the syslog. Where might they be going? The configuration looks correct to me, but two questions: 1. Does "sysctl net.inet6.ip6.forwarding" command show "0"? 2. What is shown by the command "ping6 ff02::1%lagg0" and "rtsol -dD lagg0"? -- Hiroki ----Security_Multipart(Wed_Aug__9_16_26_50_2017_475)-- Content-Type: application/pgp-signature Content-Transfer-Encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEABECAAYFAlmKuToACgkQTyzT2CeTzy3QLgCgmYDH0Ulpc8spOPd6evUCOTEq x3gAnAsH1tjW7FApZB4diJLnV67c34O5 =vMKP -----END PGP SIGNATURE----- ----Security_Multipart(Wed_Aug__9_16_26_50_2017_475)----