From: Alexander Economou <alexecon@gmail.com>
To: linux-admin@vger.kernel.org
Subject: Re: Changing media type of network card
Date: Sat, 2 Jul 2005 03:08:21 +0300 [thread overview]
Message-ID: <304ee4c05070117082d1fd506@mail.gmail.com> (raw)
In-Reply-To: <20050626222852.GA21695@open-core.com.ar>
On 6/27/05, Emiliano Castagnari <ecastag@fi.uba.ar> 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 <dev> -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 <dev> -F <media>", 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
-------------------------
prev parent reply other threads:[~2005-07-02 0:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-25 8:22 Changing media type of network card Anindya Mozumdar
2005-06-26 22:28 ` Emiliano Castagnari
2005-07-02 0:08 ` Alexander Economou [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=304ee4c05070117082d1fd506@mail.gmail.com \
--to=alexecon@gmail.com \
--cc=linux-admin@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.