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Date: Sat, 12 Oct 2013 10:33:54 +0800
From: mybsd <mybsd@hotmail.com>
To: FreeBSD Net <freebsd-net@freebsd.org>
Subject: Re: Intel 82580 lagg(4) problem
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Set net.link.lagg.0.use_flowid=0 not solve the problem.

My system is freebsd 8.4, use the e1000 driver from freebsd 8.3 solves this problem . 
Should confirm that the problem is driver

I have already submitted the BUG.
http://www.freebsd.org/cgi/query-pr.cgi?pr=182917