Answer:
default gateway
Explanation:
A default gateway in a computer network environment means the access point through which a networked device uses to send or receive information from another network. Default gateways make it possible to exchange information from a local network to an outside network. So simply they serve as the interface through which communication is made with external networks or the internet.
Answer:
I think the answer is formulas
Bob Kahn and Vint Cerf were both pioneers of the Internet, and Tim Berners-Lee was known for inventing the WWW.