OSPF Metrics

• Default OSPF costs:

  • 10Mbps (Ethernet) = 10
  • 100Mbps (Fast Ethernet) = 1
  • 100Mbps (FDDI) = 1
  • T-1 (Serial Interface, 1.544Mbps) = 64
  • 56Kbps (Serial Interface, 1.544Mbps default bandwidth) = 64
  • HSSI (45Mbps) = 2

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