Reference Guide
A Enter the keyword A to upgrade all stacked units in System A (S4820T
only).
B Enter the keyword B to upgrade all stacked units in System B (S4820T
only).
Defaults none
Command Modes EXEC
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.
Version 8.3.7.0 Introduced on the S4810.
Version 8.3.11.1 Introduced on the Z9000.
Version 7.7.1.0 Introduced on the S-Series.
Usage
Information
To reboot using the new image, use the upgrade boot system stack-unit
command.
Related
Commands
• reload — reboots FTOS.
• reset stack-unit — resets the designated S-Series stack member.
• show system (S-Series) — displays the status of all stack members or a specific
member.
• show version — displays the current FTOS version information on the system.
• upgrade (S-Series management unit) — upgrades the bootflash image or system
image of the S-Series management unit.
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