BES-53248 switch does not boot with EFOS but ONIE
Applies to
Broadcom Ethernet Switch 53248 (BES-53248)
Issue
- BES-53248 cluster switches not booting into EFOS, after power down.
- This would be related to a maintenance activity, environmental issue, etc.
- EFOS option is missing from the boot device. Example:
+----------------------------------------------------------------------------+
|*ONIE: Install OS |
| ONIE: Rescue |
| ONIE: Uninstall OS |
| ONIE: Update ONIE |
| ONIE: Embed ONIE |
| DIAG: Diagnostic Mode |
| DIAG: Burn-In Mode |
| |
| |
| |
| |
+----------------------------------------------------------------------------+
- From the BES switch outputs, there is an issue reported for a low voltage related to the P3V (Real Time Clock battery). Example:
(switch_name)# linuxsh
# ipmitool sel elist
...
123 | 01/01/2025 | 01:01:01 | Voltage Volt_P3V_BAT | Lower Critical going low | Asserted | Reading 0.54 < Threshold 2.53 Volts
# ipmitool sensor
...
Volt_P3V3_SUS | 3.308 | Volts | ok | na | 2.975 | na | na | 3.623 | na
Volt_P3V_BAT | 1.793 | Volts | cr | na | 2.528 | na | na | 3.616 | na
# ipmitool sdr
...
Volt_P3V3_SUS | 3.31 Volts | ok
Volt_P3V_BAT | 1.79 Volts | cr
