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Securestack Stops Passing Traffic When 15200 LSA Limit Reached

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TitleSecurestack Stops Passing Traffic When 15200 LSA Limit Reached
Symptoms
  • Router stops passing traffic
  • Logging buffer says
<162>Dec 15 03:52:27 2016 203.0.113.70 OSPF[284355312]: sprto.c(3012) 753 This is from manager 1 %% Discarding LSA because link state database is full.Link state database contains 15200 LSAs. When the OSPFv2 LSDB becomes full, OSPFv2 logs this message. OSPFv2 reoriginates its router LSAs with the metric of all non-stub links set to the maximum value to encourage other routers to not compute routes through the overloaded router.
  • clear ip ospf process resolves
Environment
  • Securestack
  • Firmware 6.82.X.X and lower
Cause
Too many OSPF routes
Resolution
Use upstream routers to filter or summarize routes.
Additional notes

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