NIC Card is not recognized

Installed the Solaris 10 on Dell C600 machine successfully.After this I tried to configure my netowrk, by running sys-unconfig, it did not recognize my NIC card. I need to some help, so that I can connect to internet, oracle can help me with creatiion of database.
[285 byte] By [unisysramanava] at [2007-11-25 22:42:14]
# 1
check HCL from solaris ! <a href=" http://www.sun.com/bigadmin/hcl/data/sol/" target="_blank"> http://www.sun.com/bigadmin/hcl/data/sol/</a>
unixcoder at 2007-7-5 14:20:47 > top of Java-index,General,Network Configurations...