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Cisco Bug: CSCup02927 - ELTM crash upon LC reload

Last Modified

Feb 15, 2018

Products (8)

  • Cisco Nexus 7000 Series Switches
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco Nexus 7000 4-Slot Switch
  • Cisco Nexus 7700 6-Slot Switch
  • Cisco Nexus 7700 18-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch
  • Cisco Nexus 7700 10-Slot Switch

Known Affected Releases


Description (partial)

Nexus 7000 may have crash in "eltm" process

Pre-condition (must-have):-  There should be more than total of 8 port-channels in whole system containing regular or pvlan mapping. 

Condition#1 Linecard reload
Condition#2 Configuration should have vlan translations, on port-channels, for e.g.:-

>switchport private-vlan mapping trunk 93 94

Condition#3 There is an internal memory allocation done when LC is brought up and depending on that allocation we may or may NOT hit this issue even if condition#1 and 2 matches.

Condition#4 issue may be seen in scale setup.
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