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Saturday, 7 May 2011

Router Component

A Router is a computer. it has many of same hardware & software components.like-

  RAM-store running configuration,IOS during bootup, ARP & ip routing Table.It is Volatile memory.
  NVRAM- Nonvolatile, store startup config

  ROM- Permanent storage,that used for Bootstrap program, Scaled down version of IOS
  Flash Memory- permanent storage, stores Cisco IOS

  CPU- Executes IOS Instructions
  Operating System- Cisco IOS
  Interfaces- to connect devices
  

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