Reference Guide
Unit Type Serial Number Part Number Rev Piece 
Part ID
Ver Service Tag
-------------------------------------------------------------
* 0 Z9000-01-40GE-AC Z8FX113100314 7520052401 E
MY-08R4VK-75412-1BA-0474 A00 ABC1234
 0 Z9000-PWR-AC N/A N/A N/A N/A
N/A N/A
 0 Z9000-FAN Z5FX112500170 7520051702 A
MY-08R4VK-75412-1BA-0474 A00 ABC1234
 0 Z9000-FAN Z5FX113300293 7520051702 A N/A
N/A N/A
 0 Z9000-FAN Z5FX113300160 7520051702 A
MY-08R4VK-75412-1BA-0474 A00 ABC1234
 0 Z9000-FAN Z5FX113300136 7520051702 A
MY-08R4VK-75412-1BA-0474 A00 ABC1234
* - Management Unit
Related 
Commands
• show interfaces — displays the interface configuration.
• show interfaces transceiver — displays the physical status and operational status of 
an installed transceiver. The output also displays the transceiver’s serial number.
show memory
View current memory usage on the switch.
S4820T
Syntax
show memory [stack-unit id]
Parameters
stack-unit 
id
(OPTIONAL) Enter the keyword stack-unit then the stack unit ID 
of the S-Series stack member to display memory information on the 
designated stack member. 
The unit ID range for the S4820T is from 0 
to 11.
Command Modes
• EXEC
• EXEC Privilege
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 8.3.11.1 Introduced on the Z9000.
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