Date: Wed, 1 Sep 2004 07:50:31 -0700 From: Brooks Davis <brooks@one-eyed-alien.net> To: Gabor Esperon <gesperon@yahoo.com> Cc: freebsd-questions@freebsd.org Subject: Re: Problem with Intel 82540EM Gigabit Ethernet Controller Message-ID: <20040901145031.GB20311@odin.ac.hmc.edu> In-Reply-To: <20040901064925.11682.qmail@web11506.mail.yahoo.com> References: <20040901064925.11682.qmail@web11506.mail.yahoo.com>
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--i0/AhcQY5QxfSsSZ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Aug 31, 2004 at 11:49:25PM -0700, Gabor Esperon wrote: > Hi! >=20 > I have an Intel 82540EM Gigabit Ethernet Controller > working at 100Mb/s on FreeBSD 5-CURRENT and FreeBSD > 5-BETA3: >=20 > em0: > flags=3D8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu > 1500 > =20 > options=3D1b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING> > inet 192.168.1.32 netmask 0xffffff00 broadcast > 192.168.1.255 > ether 00:07:e9:09:a7:37 > media: Ethernet autoselect (100baseTX > <full-duplex>) > status: active >=20 > thats ok, but in both systems I can only get transfers > at 2.xMb/s (MBytes) as the following "netstat -w1 -I > em0" show: > input (em0) output > packets errs bytes packets errs =20 > bytes colls > 782 0 46920 1438 0 =20 > 2177132 0 > 788 0 53500 1452 0 =20 > 2209768 0 > 886 0 53160 1628 0 =20 > 2464792 0 > ... > > What could be the problem here? This looks like a potential duplex mismatch to me. Please make sure your hub/switch is running full-duplex. -- Brooks --=20 Any statement of the form "X is the one, true Y" is FALSE. PGP fingerprint 655D 519C 26A7 82E7 2529 9BF0 5D8E 8BE9 F238 1AD4 --i0/AhcQY5QxfSsSZ Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (GNU/Linux) iD8DBQFBNeG2XY6L6fI4GtQRAp4+AKDn+6hvzi+fEIP+7rXQ4fvy0N702wCg24T8 yMCUtMzpDQ0sZq8M+MWJptk= =XGFb -----END PGP SIGNATURE----- --i0/AhcQY5QxfSsSZ--
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