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Cisco Bug: CSCtf19467 - Traffic drop during reload of a different VDC

Last Modified

Feb 23, 2018

Products (12)

  • Cisco Nexus 7000 Series Switches
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco MDS 9124 Multilayer Fabric Switch
  • Cisco MDS 9222i Multiservice Modular Switch
  • Cisco MDS 9216i Multilayer Fabric Switch
  • Cisco MDS 9509 Multilayer Director
  • Cisco MDS 9134 Multilayer Fabric Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco MDS 9506 Multilayer Director
  • Cisco MDS IBM Blade Switch
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Known Affected Releases


Description (partial)


During a reload of VDC 2,  VDC 3 stops forwarding traffic for about a second (one packet lost on the ping) while the reload starts and VDC 2 comes online. Ping goes through the nexus.

Issue happens if the VDCs share ports on the same R2D2 asic. 
Issue does not happen if the VDs do not share port on the R2D2 asic.
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