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OSI Network Layer The method described by the network layer for routing packets from a device on one network to a device on a different network How the Internet Protocol...see more(IP) works at the network layer to provide connectionless, best-effort service to the upper layers of the OSI model How devices are grouped into physical and logical networks How the heirarchical addresses of devices allow communication between networks How routers use next-hop addresses to select a path for packets to reach their destination How routers forward packets see less
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