ROMmon mode is a very basic mode where most of the IOS commands will not work.
or help commands while inside ROMmon mode.
Most of the times ROMmon mode is activated if the configuration register of the Cisco router is not set.
Tftpdnld command runs in ROMmon mode and has some requirements before it can be executed.
Before going to the requirements, lets go through the Router connections.
At ROMmon mode, issue the following commands with variables according to your own environment.
These commands are case sensitive.
That means IP_ADDRESS should not be typed as ip_address.
It didnt work for me.
And the second thing is that the subnet mask that is accepted is 255.255.255.0.
After setting the above variable, you will need to run thetftpdnld -rcommand.
The -r switch will automatically load the IOS image that will be uploaded through tftpdnld command.
You may be prompted for the initial configuration if there is no startup-config available to the router.
Otherwise you will need to configure the configuration register by using the confreg command.
router>copy tftp flash
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source: www.itechtics.com
