how to recover cisco router from rommon mode

And add one TFTP server to the workspace.Ĭonfigure the TCP/IP settings of the TFTP Server. In this article, we will restore an deleted iOS software from the TFTP Server using ROM Monitor.Īfter opening your Packet Tracer software, create a simple network topology as follows.

Rommon is also known as ROM Monitor Mode, Boot Software, Boot Image, and Boot Helper. It can be compared to the POST system of a computer running at boot. The utility that performs all these operations is called Rommon.

When the IOS image is distorted, the device automatically turns on this mode and can then be manually restarted by the user. On a router that normally works, users cannot see Rommon monitor. So we need to restore your robust or new IOS software again using the CLI prompt. If your router is turned on in Rommon, it means that there is a problem with the IOS software. This mode is enabled each time the router is restarted or turned off and on again. Bootstrap starts the Router hardware and then boots the IOS software. Rommon Mode or Rommon monitor is a Bootstrap program. However, if the IOS software is corrupted or missing, you can turn on your device in Rommon monitor and recover the IOS software after setting up the TFTP server information. You can also use different methods to back up or restore an iOS image. How to Recover Cisco IOS with Rommon Mode from TFTP Server This mode can be expressed as a disaster recovery area. If the IOS image of your Router is corrupted for some reason, or if you want to install a newer version, you can do so easily with Rommon Mode.

How to recover cisco router from rommon mode