NEWBIE:internet not working in Red hat 9, using RTL 8139/810x family nic

ask4gaurav_at_gmail.com
Date: 05/20/05 

Date: 20 May 2005 08:17:18 -0700

hello everybody,
i am a newbie for linux
iam getting one problem....

let me tell in details what h/w i have:
cyrix M-II 233MHz processor(i know i need 400MHz at least for GUI still
i experimented that and i succeeded in running that)
RAM is okay (256MB)
via chipset motherboard
realtek RTL 8139/810x family nic(Ethernet card)
yamaha OPL3-Sax WDM (SOUND CARD)

the LAST TWO are both working with windows 2000 pro but didn't detected
with red hat 9(i have dual boot system)
my system detectd realtek card as some other card(something like
SURECOM)and it is not working
tell me the solution
also there is problem with the detection of sound card .

waitin for a quick reply....