hi imm haveing problems with Knoppix-std and Knoppix 3.2 and Demo Linux 3.0.1 the exact same problem with all three i cant connect online with my modem maybe you can help

56K PCI Voice Modem SF-1156IV R9A is the name of my modem
made by Conexant
is there any drivers or something i need because when i go to connect i set everything up and ive tried everything i can think of and i cant get online sometime's itll say initallizing modem then itll say modem cant be found or its not responding or its busy well i dont know what the heck but can some one please help thanks