Conexant Drivers for Knoppix 3.8.1 ( Kernal 2.6.11 )

I am using Knoppix 3.8.1 latest and i try to install conexant drivers ( www.linuxant.com) but it didnt work.Iy says that for the Debian 3.1 Kernal 2.6.11 it doesnt support or something ......... So how can i install conexant drivers.. Pls help me !

Thanks !