Date: Thu, 22 Sep 2016 21:02:30 +0300 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: Steven Hartland <killing@multiplay.co.uk> Cc: Gleb Smirnoff <glebius@FreeBSD.org>, Kubilay Kocak <koobs@freebsd.org>, Ryan Stone <rysto32@gmail.com>, Karl Pielorz <kpielorz_lst@tdx.co.uk>, freebsd-net <freebsd-net@freebsd.org> Subject: Re: lagg Interfaces - don't do Gratuitous ARP? Message-ID: <20160922180230.GD2840@zxy.spb.ru> In-Reply-To: <80fd962a-fba3-d71e-a1cb-2b09181d3925@multiplay.co.uk> References: <20160921235703.GG1018@cell.glebi.us> <CAFMmRNwZBEJ9Me4FSh=W7fRNjm4344jiUGuJqX8KUB_0sWcajA@mail.gmail.com> <20160922025856.GH1018@cell.glebi.us> <348d534d-ef87-f90c-aa43-cc65c2f6283c@multiplay.co.uk> <20160922150940.GK1018@cell.glebi.us> <f4100561-4977-0b19-c245-0cd09438943d@multiplay.co.uk> <20160922154144.GO1018@cell.glebi.us> <0c678da4-bf72-5a81-aee1-d82a873661b7@multiplay.co.uk> <20160922160840.GP1018@cell.glebi.us> <80fd962a-fba3-d71e-a1cb-2b09181d3925@multiplay.co.uk>
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On Thu, Sep 22, 2016 at 05:50:09PM +0100, Steven Hartland wrote: > Having tested with a number of vendor switches Cisco, Extreme and more > recently Arista only sending gratuitous ARP for IPv4 and unsolicited NA > for IPv6 reliably resulted in rapid failover between LAGG ports. > > Other methods like sending correctly addressed output from the new port > helped, we tested this with outbound pings from IPMI, but still resulted > in noticeable recovery delay. Can you give network diagram and switchs configs for this? Recovery delay on lagg interface and lacp protocol must be about 2s by default configuration.home | help
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