Mega Man Battle Network 3 White Q&A

I know how to get in rednu4 but how i get to him i dont even see him

helllpppp whers match and where are the netfire ive looked everywhere.saved the net..lol wheres undernet?

where are chips 83,86,91,99,111,117, 123,146,160,167 and 172 and i need the chips fast!

Please help i need to know how u get to Kotobuki, and im not talking about the kotobuki thats on the internet.