Rebooting the switch, Rebooting the switch -17 – IronPort Systems 4108GL User Manual
Page 99

5-17
Switch Memory and Configuration
Using Primary and Secondary Flash Image Options
S
w
itc
h Me
m
o
ry
 an
d
Co
nf
igur
at
io
n
Figure 5-10. Example of Erase Flash Prompt
3.
Type
y at the prompt to complete the flash erase.
4.
Use
show flash to verify erasure of the selected OS flash image
Figure 5-11. Example of Show Flash Listing After Erasing Primary Flash
Rebooting the Switch
The switch offers reboot options through the
boot
and
reload
commands, plus
the options inherrent in a dual-flash image system. Generally, using
boot
provides more comprehensive self-testing; using
reload gives you a faster
reboot time.
Table 5-2.
Comparing the Boot and Reload Commands
The prompt shows which flash 
location will be erased.
Actions
Included In 
Boot?
Included In 
Reload
Note
Save all configuration 
changes since the last boot 
or reload
Optional, 
with prompt
Yes, 
automatic
Config changes saved to the 
startup-config file
Perform all system self-tests Yes
No
Reload provides a faster system 
reboot.
Choice of primary or 
secondary
Yes
No—Uses 
the current 
flash image.
The "
0
" here
shows that 
primary flash has 
been erased.
