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4-6 Sun Netra CP3240 Switch Installation Guide • September 2009
There is only a one-second delay to press a key.
When the uBoot prompt is displayed, you can then enter any of the following
commands.
4.2.2 E-Keying Control in uBoot
See the Section 4.3.1, “e-Keying” on page 4-7 for a description of e-Keying, and how
it is supported.
To disable e-Keying, use the noekey environment variable.
List the ports to be disabled separated by only commas.
Or use the word all to disable e-Keying completely.
To re-enable e-Keying clear the variable.
After changing the environment variables you must always save if you would like
the change to persist though a reset.
TABLE 4-5 uBoot Console Commands
Command Result
print or
printenv
Shows the current environment variables.
set
<variable>
or setenv
Followed by an environment variable, this command changes the
environment variable.
save or
saveenv
Writes the variables to flash. You must save the changes if you want them
to persist through a reset.
set noekey 1,2,3,4
set noekey all
set noekey