I hate to seem like I don't want to give a proper answer...
but there is a wealth of information on subnetting, and supernetting and how it all works in this thread.
if you need anything clarifying then just ask.
I didn’t fight my way to the top of the food chain to be a vegetarian…
Im sick of people saying 'dont waste paper'. If trees wanted to live, they'd all carry guns.
"The inherent vice of capitalism is the unequal sharing of blessings; The inherent vice of socialism is the equal sharing of miseries."