Newbie Don't know !!

[charlesmorey10]

I stumbled onto HE by trying to identify a an IP adress of so0meone scanning my pc on the net of a public domain and router.
I am interested in learning anything new about network commmunications between domains and everything else/\.

  I have read a little but havent had enough previous information, to know what it is I'm, learning and how I am going to use it in the future.....  Could someone ex[plain EVERYTHINGe in 10 sentences or less<