Date: Fri, 16 Mar 2018 12:53:46 +0300 From: "Andrey V. Elsukov" <bu7cher@yandex.ru> To: sthaug@nethelp.no, freebsd-net@FreeBSD.org Subject: Re: Does FreeBSD do proactive ARP refresh? Message-ID: <1fba4f44-9308-19b8-973a-645869ff95ee@yandex.ru> In-Reply-To: <20180315.210552.74686746.sthaug@nethelp.no> References: <20180315.210552.74686746.sthaug@nethelp.no>
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --ThzTrVEqB0T5UJuMTfiOQrRT0OgQBp1GP Content-Type: multipart/mixed; boundary="e0tiiI74MhjWTSdRZYggp3ZKHmPHYEnHX"; protected-headers="v1" From: "Andrey V. Elsukov" <bu7cher@yandex.ru> To: sthaug@nethelp.no, freebsd-net@FreeBSD.org Message-ID: <1fba4f44-9308-19b8-973a-645869ff95ee@yandex.ru> Subject: Re: Does FreeBSD do proactive ARP refresh? References: <20180315.210552.74686746.sthaug@nethelp.no> In-Reply-To: <20180315.210552.74686746.sthaug@nethelp.no> --e0tiiI74MhjWTSdRZYggp3ZKHmPHYEnHX Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 15.03.2018 23:05, sthaug@nethelp.no wrote: > My idea here is that as long as you have a valid ARP entry, it should > be possible to refresh the ARP entry *and* continue sending traffic > (with no packet drops) - i.e. the goal is to completely avoid the > drops I'm currently seeing on every ARP refresh. >=20 Can you show your config and stats after the test? # sysctl net.link.ether # netstat -sp arp # netstat -sp ip # netstat -sp udp --=20 WBR, Andrey V. Elsukov --e0tiiI74MhjWTSdRZYggp3ZKHmPHYEnHX-- --ThzTrVEqB0T5UJuMTfiOQrRT0OgQBp1GP Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEzBAEBCAAdFiEE5lkeG0HaFRbwybwAAcXqBBDIoXoFAlqrlCoACgkQAcXqBBDI oXqnKAgAkXm7MqMKjgrSdGKeOstnPZz4ew6F9z6pQyLME9ezSHCP945/oxEoV+yK QC0I7Sl2kLAAD8xFtiPgGhz6lDtqRIQCavBS6DEA6xrzTNkafzF6nNm8mPhvrNHl n/KaSmlPnF0AKCbbmNkisnMpy2PSDflJ8dVh1ovkjawiYOZ/NkpXnwC4IISlBQ5q xIx2Lp+GqsCc1jtqTqzpnRGROTt/FrAPRbAxuY8fY82Ih0ggZlTaCHT7s+k6JhZh +93mY7AhRUhDUjha36t1jCmpd0TJLaRCoo2GKuL0ByzkZC4NM4ZZ2NhL4UkH6I7J 4u1wkmCzeqRVLSYDfQBCFeMuLAlXiw== =Xr05 -----END PGP SIGNATURE----- --ThzTrVEqB0T5UJuMTfiOQrRT0OgQBp1GP--
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