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Cisco Bug: CSCut69253 - 6PE RTBH: IOS sends 2/1 NLRI instead of 2/4 if NH is rewritten twice

Last Modified

Feb 23, 2018

Products (17)

  • Cisco IOS
  • Cisco 7301 Router
  • Cisco 7206 Router
  • Cisco ME 3600X-24TS-M Switch
  • Cisco 7206VXR Router
  • Cisco 7204 Router
  • Cisco 7202 Router
  • Cisco ME 3600X-24FS-M Switch
  • Cisco 7600 Series Route Switch Processor 720 with 10 Gigabit Ethernet Uplinks
  • Cisco 7600 Series Route Switch Processor 720 with Multilayer Switch Feature Card
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Known Affected Releases

12.2(33)SRE 15.2(4)S

Description (partial)

Symptom:
IOS sends 2/1 NLRI instead of 2/4 in 6PE environment.

Conditions:
Inbound and outbound route-map set next-hop to the same value in 6PE environment. IOS doesn't assign label in this case since usually 6PE should change next-hop.
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Bug Details Include

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