Date: Tue, 20 May 2025 11:32:57 +0200 From: "Patrick M. Hausen" <pmh@hausen.com> To: A FreeBSD User <freebsd@walstatt-de.de> Cc: Lexi Winter <ivy@FreeBSD.org>, Kristof Provost <kp@FreeBSD.org>, Marek Zarychta <zarychtam@plan-b.pwste.edu.pl>, Alexander Leidinger <Alexander@Leidinger.net>, rgrimes@freebsd.org, FreeBSD CURRENT <freebsd-current@freebsd.org> Subject: Re: CURRENT: can not add device to bridge: ifconfig: BRDGADD igb0: Invalid argument Message-ID: <75D1AB21-8570-4BF5-A7AD-7A9120294057@hausen.com> In-Reply-To: <83C4319F-81D2-4FB4-B392-02AABB4C198C@hausen.com> References: <20250518180658.2e58d55a@thor.sb211.local> <192c8e37-4a85-4916-9986-0a556333a527@plan-b.pwste.edu.pl> <20250518182404.3a760da9@thor.sb211.local> <1ca30cdfb783848eafce24b77f10c0a5@Leidinger.net> <310d460a-d372-47c8-8275-2908bb8417ad@plan-b.pwste.edu.pl> <7A4E0DDE-77F7-4CDC-8C52-BE938298E105@FreeBSD.org> <aCrxeWv2FmAdEMkB@ragweed.eden.le-fay.org> <C3DAAC11-7029-4964-BA19-AE7AB2D941DA@hausen.com> <20250520112428.3de8301e@thor.sb211.local> <83C4319F-81D2-4FB4-B392-02AABB4C198C@hausen.com>
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Sorry, missed a detail: > Am 20.05.2025 um 11:29 schrieb Patrick M. Hausen <pmh@hausen.com>: > > Hi all, > >> Am 20.05.2025 um 11:24 schrieb A FreeBSD User <freebsd@walstatt-de.de>: >> I need a IPv6 prefix on bridge0. With the "wrong/faulty" concept I simply used >> >> rtsold_flags="-iu igb0" >> >> within /etc/rc.conf. Changing this line to >> rtsold_flags="-iu bridge0" while bridge0 is up and running doesn't work, neither does "rtsol >> bridge0" show any results. > > Do you also have > > ifconfig_bridge0_ipv6="inet6 accept_rtadv auto_linklocal" > > ? To get a stable SLAAC address it also helps to have in /boot/loader.conf: if_bridge_load="YES" /etc/sysctl.conf: net.link.bridge.inherit_mac=1 This way the bridge IF clones the MAC address of the first member IF and SLAAC works as intended. HTH, Patrickhome | help
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