Allied Telesis AT-S63 - Manual (Page 40)

Chapter 1: Basic Switch Parameters
40 Section I: Basic Operations
System Up Time
The length of time since the switch was last reset or power cycled.
The Software Information section displays the following information:
Application Software
The version number and build date of the AT-S63 Management
Software.
Bootloader
The version number and build date of the AT-S63 bootloader.
The Hardware Information section displays the following information:
Power Information
The status of the main power supply, the redundant power supply (if
present), and internal power consumption.
Temperature (Deg.C)
The ambient temperature as measured where the air enters the
cooling vents on the side of the unit.
Fan Information
The speed or operating status of the system fan(s).