Date: Sun, 22 Nov 2009 10:34:08 -0800 From: "Li, Qing" <qing.li@bluecoat.com> To: "Harti Brandt" <harti@freebsd.org>, <freebsd-net@freebsd.org> Subject: RE: ARP regression in releng-8 Message-ID: <B583FBF374231F4A89607B4D08578A4305F007E9@bcs-mail03.internal.cacheflow.com> In-Reply-To: <20091122130156.F52486@beagle.kn.op.dlr.de> References: <20091122130156.F52486@beagle.kn.op.dlr.de>
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I will look into it and get back to you. -- Qing > -----Original Message----- > From: owner-freebsd-net@freebsd.org [mailto:owner-freebsd- > net@freebsd.org] On Behalf Of Harti Brandt > Sent: Sunday, November 22, 2009 5:09 AM > To: freebsd-net@freebsd.org > Subject: ARP regression in releng-8 >=20 > Hi all, >=20 > I try to figure out something simple like the ARP retransmission > timeout > to populate the ipv4InterfaceRetransmitTime in the RFC4293 MIB. In line > 357 of netinet/if_ether.c it says: >=20 > /* > * Return EWOULDBLOCK if we have tried less than arp_maxtries. > It > * will be masked by ether_output(). Return > EHOSTDOWN/EHOSTUNREACH > * if we have already sent arp_maxtries ARP requests. > Retransmit > the > * ARP request, but not faster than one request per second. > */ >=20 > Unfortunately the comment about the 1s minimum retransmit interval is > there, but the code not. A simple ping -f shows the code transmitting > ARP > requests every 30 milliseconds, which is not good in my opinion. > releng-7 > (with the old L2 code) works correctly. >=20 > BTW, what means the comment on line 282 in the same file? >=20 > /* XXXXX > */ >=20 > harti > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"
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