Booting cisco device from rommon

If a Cisco router  fails to load an IOS  because of less flash size/register flag/any other reason, it will stuck in the ROMMON mode.

1. To recover, You should have the IOS image in the flash/external disks.

 rommon 3 > dir disk1:

2. Instruct the device to boot  the image from the external device.

rommon 4 > boot disk1:ios.bin
Loading image, please wait ...

Initializing ATA monitor library...
Self extracting the image... [OK]
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