I got off of my keister and did the research, so not to beat to death my Penn and Teller fascination, is
this your card?
If so, you can download the 3com made driver's from
here, but really the Becker 3c59x should work.
Luck,
Finegan
As far as being out of a P1 133, new card, old machine? I think this thing released around '98. It does 100Base-T, heck, I think I have one. er... lemme check:
Hmm... lspci -v yields:
00:11.0 Ethernet controller: 3Com Corporation 3c905 100BaseTX [Boomerang]
Flags: bus master, medium devsel, latency 32, IRQ 10
I/O ports at ff00
lsmod kicks out:
3c59x 21424 1