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Cisco Bug: CSCur52433 - CRS-X SC-GE-22-B silent reset causes CE-LOOP issue

Last Modified

Sep 30, 2020

Products (18)

  • Cisco Carrier Routing System
  • Cisco CRS-X 8-Slot Single-Shelf System
  • Cisco CRS-1 Line Card Chassis (Dual)
  • Cisco CRS-1 16-Slot Line Card Chassis
  • Cisco CRS-1 Line Card Chassis (Multi)
  • Cisco CRS-X Multishelf System
  • Cisco CRS-3 Multishelf System
  • Cisco CRS-1 4-Slot Single-Shelf System
  • Cisco IOS XR Software
  • Cisco CRS-3 8-Slot Single-Shelf System
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Known Affected Releases

5.1.4.BASE 5.3.1.CE

Description (partial)

SC-GE-22-B silent reset with following register value and FCC rack reload due to lost connection with DSC.

0x08000006  (Approximated Time stamp)Cause: Ungraceful reset.Last Reset Status register                                       value = 0x802002

Silent reset of SC-GE-22-B can happen anytime and the reload of FCC rack can happen when there is control-ethernet congestion and drop.
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