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Cisco Bug: CSCvt23958 - Identify pre-boot environment fails after 4.0(4) downgrade

Last Modified

Jul 09, 2020

Products (1)

  • Cisco Unified Computing System

Known Affected Releases

3.2(1d)A

Description (partial)

Symptom:
Server discovery fails at step "Identify pre-boot environment agent on server" / "ComputeBladeDiscover:PnuOSIdent"

KVM will show the server at the EFI shell

Conditions:
3.2(1) or 3.2(2) UCSM Infrastructure Firmware
Attempting to discover a server running 4.0(4) CIMC/BIOS, or after downgrading firmware from 4.0(4) CIMC/BIOS
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