Date: Fri, 06 Jul 2018 00:26:23 +0200 (CEST) From: sthaug@nethelp.no To: Alexander V. Chernikov <melifaro@ipfw.ru> Cc: freebsd-net@freebsd.org Subject: Re: Does FreeBSD do proactive ARP refresh? Message-ID: <20180706.002623.74678174.sthaug@nethelp.no> In-Reply-To: <20180319.123058.74660594.sthaug@nethelp.no> References: <20180316.124748.104098359.sthaug@nethelp.no> <14964521521306770@web10o.yandex.ru> <20180319.123058.74660594.sthaug@nethelp.no>
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Followup: > > >> =A0And thank you for that suggestion! The packet loss during ARP= refresh > > >> =A0(of the destination address connected to the output interface= ) does > > >> =A0*not* happen when the box is forwarding! It only happens with= locally > > >> =A0generated traffic. > > Should be fixed by r331098. > = > I can confirm that 12.0-CURRENT with the r331098 updates fixes this > problem for me for locally generated traffic. The ARP entry seems to > be refreshed around 4 seconds before expiry, and there is no packet > loss. > = > Transit traffic (non locally generated) also works as before, the ARP= > entry is refreshed before expiry and there is no packet loss. > = > Thanks for the quick fix! Now waiting for the MFC :-) Looks like the r331098 fix hasn't been MFCed. With 11.2 released, could we have MFC of r331098, please? Steinar Haug, Nethelp consulting, sthaug@nethelp.no
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