Reference Guide
3
File Management
This chapter contains command line interface (CLI) commands needed to manage the configuration files as well as 
other file management commands.
The commands in this chapter are supported by the Dell Networking operating software (FTOS) on the S4820T platform.
boot system
Tell the system where to access the FTOS image used to boot the system.
S4820T
Syntax
boot system {gateway ip address| stack-unit [{0-11 | 0-7]| all] 
[default | primary {system {A: | B:} | tftp: | | secondary]}
To return to the default boot sequence, use the no boot system command.
Parameters
gateway Enter the IP address of the default next-hop gateway for the 
management subnet.
ip-address
Enter an IP address in dotted decimal format.
stack-unit Enter the stack-unit number for the master switch.
0-11, 0-7, all
Enter the stack-unit number. The S4820T range is from 0 to 11.
default Enter the keyword default to use the primary FTOS image.
primary Enter the keyword primary to use the primary FTOS image.
secondary Enter the keyword secondary to use the primary FTOS image.
tftp:
Enter the keyword TFTP: to retrieve the image from a TFTP server. 
tftp://hostip/filepath.
A:
 | 
B:
Enter A: or B: to boot one of the system partitions.
Defaults Not configured.
Command Modes CONFIGURATION
Command History
This guide is platform-specific. For command information about other platforms, refer to the 
relevant 
FTOS Command Line Reference Guide
.
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
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