Shoutbox

so that would help me for the bits after but im still stuck in getting them on the same network as to share the internet connection and file because wene i plug in too both PC's it comes up as not plugged in on both. and i make the network from this pc but it dosn't appear on the other one. is there a toutorial i can follow because now i know what to do after so thanks for that Jesus . looked on google and followd a few but nothing