Email me about changes to this bug report. The fact that the drivers are totally broken deserves a different bug–they were working for a brief while until If not, you could request a replacement of the same model where they updated the hardware to do as advertised. I tried your workaround from post 37 of https: Connecting it to a mbit network works out off the box.

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No upgrade log present probably fresh install dmi. I can confirm that the JMC driver “jme version 1. Forced setting up to 1Gbps didn’t help – link jmicgon down.

Alex Cabal acabal wrote on The following terminal command provides Mbps ethernet speed: I even tried the driver from git and the same happens. To post a comment you must log in. Alex Cabal, thank you for reporting this and helping make Ubuntu better. To clarify, you are downloading the latest version from ftp: I tried your procedure, but with no luck.


Status changed to Confirmed. If the test did not allow you to test to the issue ex. The accepted range llnux 1 to ; the default is 2. If this is reproducible with the latest driver version from Windows, you could call the manufacturer to inquire about if there is a firmware update that could be applied to fix this problem.

What happens instead is it always shows “disconnected”, even when cable connected. The switch is capable of: The accepted range is 1 to ; the default is 8. For more on this, please read the official Ubuntu documentation: Here is the output off “ethtool -i eth0”: As seeing on this page http: The default value is 0.

Once you’ve tested the upstream kernel, please comment on which kernel version specifically you tested.

jmicron jmc250 gigabit card not detected

Other bug subscribers Subscribe someone else. Driuchatyi Nikolay, it will help immensely if you filed a new report via a terminal: Bookmarks Bookmarks Digg del. Caysho, thank you for your comment. But when Ubuntu starts booting, the light goes off. I connected the jmc to the school switch, and got this: To be filled by O.


This is not a duplicate, bug was solved in the comments see comment 4 and 5 because the drivers weren’t included in the distribution at all. If you get gigabit speeds, then I would think perhaps naively it’s a bug in the linux driver versus a bug elsewhere.

Did ifconfig p1p1 up ; jmf250 p1p1 and connected to my network and got an address immediately.

[all variants] jmc gigabit problem

The known workaround for these issues is to force manual link configuration with baseTX instead of relying on auto-negotiation. I am running ubuntu I tried your workaround from post 37 of https: Thank you for your understanding.

The jme driver supports the following media options: