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______ is a computer network that interconnects billions of computing devices throughout the world. ______ is a Wide Area Network (WAN)
______ is a computer network that interconnects billions of computing devices throughout the world. ______ is a Wide Area Network (WAN)
Internet
Network edges: computing devices or ______ or end-systems
Network edges: computing devices or ______ or end-systems
hosts
Network links and physical media: wired (fiber and copper) and wireless (radio and satellite) ______ links
Network links and physical media: wired (fiber and copper) and wireless (radio and satellite) ______ links
communication
Protocols
Protocols
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Applications
Applications
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Hardware and Software
Hardware and Software
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Computing ______ are traditional and non-traditional. Traditional ______ like: desktop PCs, Linux workstations, and servers that store and transmit information. Non-traditional ______ like: Internet “things” such as laptops, smartphones, tablets, TVs, gaming consoles, watches, eye glasses, cars, traffic control systems and more are being connected to the Internet. Any device connected to the network with a micro-processor is called host or end system.
Computing ______ are traditional and non-traditional. Traditional ______ like: desktop PCs, Linux workstations, and servers that store and transmit information. Non-traditional ______ like: Internet “things” such as laptops, smartphones, tablets, TVs, gaming consoles, watches, eye glasses, cars, traffic control systems and more are being connected to the Internet. Any device connected to the network with a micro-processor is called host or end system.
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End systems are connected together by a network of communication ______ and packet switches. There are many types of communication ______, which are made up of different types of physical media, including: copper wire, optical fiber, and radio spectrum and satellite. Different ______ can transmit data at different rates, with the transmission rate of a link measured in bits/second.
End systems are connected together by a network of communication ______ and packet switches. There are many types of communication ______, which are made up of different types of physical media, including: copper wire, optical fiber, and radio spectrum and satellite. Different ______ can transmit data at different rates, with the transmission rate of a link measured in bits/second.
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A packet switch takes a packet arriving on one of its incoming communication links and forwards that packet on one of its outgoing communication links. Packet ______ come in many shapes, but the most prominent are routers and link-layer ______.
A packet switch takes a packet arriving on one of its incoming communication links and forwards that packet on one of its outgoing communication links. Packet ______ come in many shapes, but the most prominent are routers and link-layer ______.
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The sequence of communication links and packet switches traversed by a packet from the sending end system to the rece
The sequence of communication links and packet switches traversed by a packet from the sending end system to the rece
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