Route Processor

RIB-IN

(Receives/holds routing updates)

Master Routing Table and copy to Forwarding Table(s)

RIB-OUT

(Propagates routing updates & policy to other routers)

IS-IS

OSPF

BGP-4

Updates

• Route Processing:
  • Management of routing table, routing information bases (RIB) & route advertisement

• Metrics:
  • Routing protocol conformance
  • Functional testing of protocols
  • How does routing instability effect forwarding performance?
    • Robustness to route flaps
    • Route convergence

Q

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