Networking
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OSI Model
LayerProtocol data unit (PDU)FunctionCommon ProtocolsHost layers 7Application Data High-level protocols such as for resource sharing or remote file access, e.g.…
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Do VLANs, Routers, and Switches Forward ARP Requests?
Short answer: No, VLANs and router by default don’t forward broadcast or ARP Requests to devices outside of their network.…
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Can VLANs Communicate with Other VLANs?
By default, separate VLANs cannot communicate with other VLANs. In order to communicate with other VLANs or networks, a layer…