Isn't this only usefull to transfer ALSA MIDI to Jack MIDI ?
Here my problem is that my keyboard does not appear in any of the corresponding tabs.

2012/9/9 Brett McCoy <idragosani@gmail.com>
On Sun, Sep 9, 2012 at 12:57 PM, jy <jypllx@gmail.com> wrote:

> I've recently installed ubuntustudio 12.04 and after trying it out, i
> discovered that my M-Audio Oxygen8 v2 MIDI USB (yes it is class compliant)
> keyboard is not recognised.
> It was recognised out of the box on my previous setup based on ubuntu 10.04.
>
> By not recognized, i mean that it doesn't appear in qjackctl connexions.
> thus i cant route the connexions correctly...
> Below are some logs !
>
> How come it doesn't work any more ? How can i correct this ?

You need to run a2jmidid -e to export ALSA MIDI hardware so jack will see it.

--
Brett W. McCoy -- http://www.brettwmccoy.com
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"In the rhythm of music a secret is hidden; If I were to divulge it,
it would overturn the world."
    -- Jelaleddin Rumi