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Cisco Bug: CSCul49239 - Bharathi- XR12k-4.3.2--Traffic drops on obsereved on E5 LC

Last Modified

Jan 07, 2020

Products (1)

  • Cisco 12000 Series Routers

Known Affected Releases


Description (partial)

ping with source address fails due to rpf_failure count as urpf loose mode is configured and rpf drop bit is set by mistake and it consider that source address is not reachable.

Issues occurs with below static route config
router static
      address-family ipv4 unicast Null0 --> next-hop points to NULL0 -> specific prefix is updated with next-hop
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