Switch ONIE Upgrade Procedure
For detailed instructions on updating ONIE (Open Network Install Environment) on the Dell switches, please refer to the Firmware Upgrade for Dell Switches document at https://www.arista.com/assets/data/pdf/Dell-Switches-Firmware-Upgrade-Manual.pdf.
ONIE is a small operating system typically pre-installed as firmware on bare metal network switches. It provides an environment for automated provisioning.