Dell PowerConnect 5212 System User's Manual page 17

CLI Commands
The following table summarizes the equivalent CLI command for items in the Switch/General/Versions page.
Command Usage
show version Displays hardware and software version information for the system, as well as the unit's power status
Example
Console#show version
Unit1
Serial number :123457
Service tag :3
Hardware version :/2002
Number of ports :12
Main power status :up
Redundant power status :up
Agent(master)
Unit id :1