From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Economou Subject: Re: Changing media type of network card Date: Sat, 2 Jul 2005 03:08:21 +0300 Message-ID: <304ee4c05070117082d1fd506@mail.gmail.com> References: <4e829fd30506250122534c1511@mail.gmail.com> <20050626222852.GA21695@open-core.com.ar> Reply-To: Alexander Economou Mime-Version: 1.0 Content-Transfer-Encoding: 7BIT Return-path: In-Reply-To: <20050626222852.GA21695@open-core.com.ar> Content-Disposition: inline Sender: linux-admin-owner@vger.kernel.org List-Id: Content-Type: text/plain; charset="us-ascii" To: linux-admin@vger.kernel.org On 6/27/05, Emiliano Castagnari wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > El [ Sat 25, Jun 05 - 13:52 ] , Anindya Mozumdar expreso: > > Hi, > > I have a Intel EtherExpress/100 ethernet card. I would like to > > change the media type to 10base2. However, any attempt of doing this > > using ifconfig gives the error Operation Not Supported. Is there any > > way I can change this ? > > Try mii-tool, to do so, you should first find out what capabilities this > card supports. To do that, you could issue the command 'mii-tool -vv'. > > This is the output for one of my network cards: > > - -=|[@lambda - root]: /]#> mii-tool eth0 -vv > Using SIOCGMIIPHY=0x8947 > eth0: negotiated 100baseTx-FD, link ok > registers for MII PHY 1: > 3100 786d 0000 8201 01e1 45e1 0001 0000 > 0000 0000 0000 0000 0000 0000 0000 0000 > 000c 0080 0000 0023 0c59 0406 0200 8560 > 8a7b 01f9 0000 0000 0000 0000 0000 0000 > product info: vendor 00:00:20, model 32 rev 1 > basic mode: autonegotiation enabled > basic status: autonegotiation complete, link ok > capabilities: 100baseTx-FD 100baseTx-HD 10baseT-FD 10baseT-HD > advertising: 100baseTx-FD 100baseTx-HD 10baseT-FD 10baseT-HD > link partner: 100baseTx-FD 100baseTx-HD 10baseT-FD 10baseT-HD flow-control > > To change it, you could do something like this "mii-tool -F ", where > media is one of the supported capabilities. > > Not every capability listed is always available. If this network card is attached to > a switch port that is not in autonegotiation mode, then you'll have to change this, > either to force it to the selected media type, or to be in autonegotiation mode. > > Cheers !! > - -- > # Emiliano Castagnari > [ -========================================================================- ] > ('> # Debian Sarge - GNU/Linux - lambda 2.6.12-l01 # > Gnu / (/) # JID: torian@lug.fi.uba.ar > '-- - } [ Libera tu mente - Libera tu Codigo ] { - > [ -========================================================================- ] > [ GPGKey: http://gpg.lug.fi.uba.ar:11371/pks/lookup?op=get&search=0x0B8AF76F ] > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.2.5 (GNU/Linux) > > iD8DBQFCvywkbsFzaguK928RAuylAJ4yBkwuuN8RnGFJn4Cqn2+ixQOk4wCaA+nd > aAO9NvumX8VyivWCgD6MyDw= > =pxo7 > -----END PGP SIGNATURE----- > - > To unsubscribe from this list: send the line "unsubscribe linux-admin" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > If mii-tool doesn't work for you , try ethtool -- ------------------------- Alexander Economou Systems & Network Administrator -------------------------