a friend of mine and I want to know what ip adresses are specifically and what they can be used for my friend has what he considers to be a very useful ip for the main comp that runs the school he wants to know what he can do with it if anyting and by the way if this hel;ps theres a firewall at his school i dont know the name of it but i thinks its preventing him from reaching this site so i am doing it for him. if the name of the firewall is pertinent to any answers i might recieve i will request it of him.
Thank you