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How to Install Dell Networking FTOS on Dell Open Networking (ON) Switches

Summary: install OS9 on Dell ON switch, install FTOS on Dell ON switch

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Article Content


This Article explains the steps needed to Install Dell Networking FTOS on Dell Open Networking (ON) Switches.

Steps for installing FTOS on Dell Open Networking (ON) switches. 

HOW11548_en_US__1icon Note: OS10 downloads are available on the Dell Digital Locker or (login required for both). 
HOW11548_en_US__1icon Note: Refer to the ONIE Quick Start Guide for information about installing using HTTP/TFTP.


1. Log into the ONIE loader on the switch by pressing ESC during the boot process.

HOW11548_en_US__3ON Switch FTOS install 1

2.  Choose the ONIE loader from the boot menu.

Note: This example below already has an FTOS install.
HOW11548_en_US__4ONIE Loader(1)


3.  You will likely see continual messages seen below. To stop these run the command onie-discovery-stop.

HOW11548_en_US__5ON Switch FTOS install 3

4.  Run the command fdisk -l to view the current storage locations. This will help determine where the USB is.  In this case we are "/dev/sdb1" For the following steps, be sure to reference the proper location.

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5.  Format the USB by running the command mkfs.vfat /dev/sdb1

HOW11548_en_US__7ON Switch FTOS install 5

6.  Now you can remove the USB and move it to a workstation to copy the OS files to. Remember that for this installation, the filename should start with "ONIE".
7.  Create a directory for the USB to mount to.  mkdir /mnt/usb

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8.  Mount the  USB to the newly created directory:  mount -t vfat /dev/sdb1 /mnt/usb

HOW11548_en_US__9ON Switch FTOS install 8

9.  Navigate to the directory that we just mounted the USB drive.  cd /mnt/usb

HOW11548_en_US__10ON Switch FTOS install 9

10.  From here you can run ls and you should see the OS file listed.

HOW11548_en_US__11ON Switch FTOS install 10

11.  Now we can install the OS.  "onie-nos-install ONIE-FTOS-SI- ON-" (be sure to use the correct filename) (filenames are case sensitive).

HOW11548_en_US__12ON Switch FTOS install 11

Article Properties

Affected Product

PowerSwitch S3048-ON, PowerSwitch S4048-ON, PowerSwitch S4810-ON, PowerSwitch S6000 ON, PowerSwitch Z9100-ON

Last Published Date

21 Feb 2021



Article Type

How To