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Open Shortest Path First: OSPF

Examples From The Internet Are, Open Shortest Path First (OSPF) And Intermediate System To Intermediate System (IS-IS) Routing Protocols

  • Link Costs Can Be Configured In OSPF

Possible Link Costs Include:

(a) I For Each Link

(b) Reliability: Assigned By Administrator, Indicates How Often The Link Fails.

(c) Packet Delay

(d) Link Bandwidth

(e) Financial Cost Of The Link

  • OSPF Requires A Lot Of Memory: Each Router Holds Its Routing Table & Link State Database.
  • OSPF Can Consume A Lot Of Bandwidth If Network Topology Changes Often.

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