Hub/Switch Reference Guide

80 System Services Commands
NN47250-100 (Version 02.51)
See Also
• clear system on page 55
• set system contact on page 62
• set system countrycode on page 63
• set system idle-timeout on page 64
• set system ip-address on page 65
• set system location on page 65
• set system name on page 66
show tech-support
Provides an in-depth snapshot of the status of the WSS, which includes details about the boot image, the version, ports,
and other configuration values. This command also displays the last 100 log messages.
Syntax show tech-support [file [subdirname/]filename]
Defaults None.
Access Enabled.
PSU Status Status of the lower and upper power supply units:
• missing—Power supply is not installed or is inoperable.
• DC ok—Power supply is producing DC power.
• DC output failure—Power supply is not producing DC power.
WSS Software sends an alert to the system log every 5 minutes
until this condition is corrected.
• AC ok—Power supply is receiving AC power.
• AC not present—Power supply is not receiving AC power.
Memory Current size (in megabytes) of nonvolatile memory (NVRAM) and synchronous
dynamic RAM (SDRAM), plus the percentage of total memory space in use, in
the following format:
NVRAM size /SDRAM size (percent of total)
Total Power Over
Ethernet
Total power that the WSS is currently supplying to its directly connected APs, in
watts.
[subdirname/]filename Optional subdirectory name, and a string up to 32 alphanumeric
characters. The command’s output is saved into a file with the
specified name in nonvolatile storage.
Table 1: show system output (continued)
Field Description