Month: May 2024

[Junos/Juniper] EX4500 FPC X PEM X is not supported

John Reyes

FPC X PEM X is not supported This message is most commonly associated with having one power supply that is front exhaust and another that is rear exhaust. What’s not in Juniper documentation is that this message is also associated with power supplies made by different manufacturers. To avoid this message use power supplies from […]

[EFI/UEFI/Linux] Replace a EFI boot partition

John Reyes

Create an EFI partition on the boot disk using gdisk. Where it exists on the disk doesn’t matter. The partition should be at least 100MB but >200MB is recommended. It is critical that the partition type is Boot Partition (type ef00). Create a filesystem on that partition. It MUST be vfat type 32. A regular vfat format […]