Core

  • Not all datacenter designs needs a core layer
  • Access to aggregation, aggregation to core : 10 or 40GBps
  • CEF load balancing tuning (L3 + L4)
  • Core should run L3 only, Aggregation acts as L3/L2 boundry to access
  • Core runs OSPF / EIGRP with aggregation

Aggregration

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