Cisco 3000 Series

Entering
the
Bootstrap Program
Display/Reset
Virtual
Configuration RegisterThe command
displays
the virtual
configuration register
The command used with the
/r
option
will reset the
configuration
register
to the default and
cause
the
system
software
image
to
ignore
the
configuration register
information
sets
the
ignore
NVR.4M
contents bit
0x0040
To reset to the
default
enter the
following
at the
prompt
0/F
Table C-i lists additional command
options
Table C-i Command
Options
Monitor Command Function
Displays
the
virtual
configuration register
currently
in
effect
with
description
of the bits
o/r Resets the
virtual
configuration register
to the defaults
as
follows
9600 baud console
UART
speed
break/abort has no effect
ignore
the
system configuration
boot from ROM
o/r Oxvalue Sets the virtual
configuration register
to the
hex
value
value
To
automatically
reboot the
router
enter the command after
entering
the o/r command
Note To enable the router to read the nonvolatile RAM
configuration
clear
the
ignore
NVRAM
contents bit
0x0040
with the
config-register
command
after
using
the
o/r command
Memory/Bus DiagnosticThe
command
runs the
memory
test
By default
the
memory
test
examines
processor
main
memory
Caution It is
good practice
for
you
to save
the
configuration
in file on host in
your
network
before
testing
To test
memoly
enter the command
with the
option
at the
prompt
as
follows
tm
To
use
the default addresses and select
the default
tests
press
the Return
key
after each
prompt
displayed
The time
to run
diagnostic
is
memory
size
dependent
It will take minimum of ten minutes If the
program
encounters
memoiy
problems
it will
display appropriate
error
messages
on
the console
terminal Be
sure to
reinitialize the
processor
before
booting
the
system by entering
at the
bootstrap
prompt
Bootstrap
Program
C-3