Answer :
The network computer 2 is provided by a modem or router. The computer 1 and 2 has difference IP addresses, hence it need a modem or router to make them connect each other.
A modem refers to a tool that link to your home, usually accros a coax cable connection, to your Internet service provider (ISP), like Xfinity. The modem forward signals from your ISP and change them into signals your local devices is used, and vice versa. A router can be defined as a networking device that connect to data packets between computer networks. Routers present the traffic directing functions on the Internet. Data is sent by the internet.
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