Introduction to router What is router? Router is a layer 3 device or it is network layer device which is used for to connect different network with each other and judge the shorest path to transfer the data. Manufacture of router:- Cisco Juniper 3com Hp D-lint...etc. Internal component of router:- Microprocessor:- in this microprocessor we use the RISC technology it is available 70MHz up to 1.0 GHz and above. Generally Motorola companies microprocessor is use. Ram:- it is use to save running configuration available in 16, 32, 64, 128,256 MB. Flash:- this is hdd of router which is used to store os configuration of the router. Available in 16, 32, 64, 128 MB. Nvram:- it consist the startup configuration. Rom:- it is bios of router. External component of router
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