CCNP ENARSI 300-410 · Routing · BGP policy & troubleshooting

BGP: iBGP, Path Selection and Hardening

Run BGP inside your own AS, understand why next hops go "inaccessible", steer traffic with weight and local preference, protect sessions with MD5, GTSM and prefix limits, and troubleshoot a broken partner connection like a NOC engineer.

72 min read13 chapters4 labs15 quiz8 scenarios15 interview Q&A

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Inside this module

  • Lab · iBGP full mesh over OSPF
  • Lab · BGP session hardening
  • Lab · Steering outbound traffic with weight and local preference
  • NOC · INC-5530: partner routes missing after maintenance
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