Hello Paul!

  PG> Well, it doesn't have an UP flag set, so maybe it
    > isn't plugged in to your hub/switch?  Or maybe it
    > hasn't correctly negotiated the full/half duplex
    > and/or speed?  Try setting it explicitly to the same
    > settings as your hub/switch.

It is plugged in, and it's a 10base-T card.  I suppose it's
conceivable that it got full-duplex wrong. How do I manually
set half-duplex?

Its MAC address doesn't show up in my DHCP client table, but
we've seen that dhclient isn't working on here yet.

Regards,
  - Andy Ball.