Terminology

• Neighbour

  • Configured BGP peer

• NLRI/Prefix

  • NLRI – network layer reachability information
  • Reachability information for an IP address & mask

• Router-ID

  • 32 bit integer to uniquely identify router
  • Comes from Loopback or Highest IP address configured on the router

• Route/Path

  • NLRI advertised by a neighbor

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