Info needed on Sun SCSI/Ethernet sbus card plus sun sparc2 FS

From: jmd <jmd5_at_earthlink.net>
Date: Sun Jun 29 17:46:00 2003

On Sun, 2003-06-29 at 10:09, Patrick Finnegan wrote:


thanks to all for the info.

i think 25 bucks for a standard RJ45 is looking awfully appealing right
about now.

so that leaves one more of these cards if anyone wants it for the price
of shipping. $5.00 US Priority Mail. the other one is spoken for.

jeff duncan
> On Sun, 29 Jun 2003, Fred N. van Kempen wrote:
>
> > It probably is an Ethernet MII interface connector, which was used
> > on many SBus cards, for space reasons alone. The MII (Media Independent
> > Interface) was a "generic ethernet" connector that could be used for
> > 10, 100 and even 1000Mbps media, using a transceiver of some kind to
> > connect the controller (chipset) to the media (cable), much akin to
> > the old (10Mbps) AUI interface.
> >
> > Both of my SBus cards (one with dual Ethernet, the other Ether/SCSI)
> > have MII connectors. You need an MII->UTP, MII->BNC or MII->AUI
> > transceiver to hook it up, obviously. :)
>
> Actually, no, it's not an MII interface. Those (at least the pair of Sun
> ones I have) are wider connectors, similar to a high-density SCSI
> connector. That connector is a mini AUI connector (or with the proper
> cabel and setting on the board, it becomes a 10BaseT port. I don't have
> one of those cables, however.) I don't think you could fit a SCSI
> connector and an MII connector on the bracket of an SBUS card, anyhow.
> IIRC, MII has about 34 pins. If I felt less lazy, I'd go look at the one
> on my Ultra 1...
>
> Fred, do you know what number (Xnnnn or 501-mmmm part number) those cards
> with the MII connectors are? I'd like to see a picture of how they fit
> the SCSI and MII connector on one card.
>
> Pat
> --
> Purdue University ITAP/RCS
> Information Technology at Purdue
> Research Computing and Storage
> http://www.itap.purdue.edu/rcs/
-- 
jmd
www.theshrub.com
Received on Sun Jun 29 2003 - 17:46:00 BST

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