Switches and routers are core networking devices in LAN, enterprise network, data center, and broadband access systems. Network Devices are the physical appliances required for communication and interaction between computers on a computer network. Improve network performance by. Every network you have ever used is built from a small set of device types, and each one has exactly one job it is good at. A router moves traffic between networks.
[pdf] GPON is an alternative to Ethernet switching in campus networking. GPON replaces the traditional three-tier Ethernet design with a two-tier optic network which eliminates access and distribution Etherne.
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