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Resetting the router – Cisco 1751 User Manual

Page 46

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Chapter 3

Troubleshooting

Recovering a Lost Password

3-4

Cisco 1751 Router Hardware Installation Guide

78-11258-04

Resetting the Router

Follow these steps to reset the router:

Step 1

Do one of the following:

If break is enabled, go to

Step 2

.

If break is disabled, turn the router off, wait 5 seconds, and turn it on again.
Within 60 seconds, press the Break key. The terminal displays the
ROM monitor prompt. Go to

Step 3

.

Note

Some terminal keyboards have a key labeled Break. If your keyboard does
not have a Break key, refer to the documentation that came with the
terminal for instructions on how to send a break. To send a break in
Windows HyperTerminal, enter Ctrl-Break.

Step 2

Send a break. The terminal displays the following prompt:

rommon 2>

Step 3

Enter confreg 0x142 to reset the configuration register:

rommon 2> confreg 0x142

Step 4

Initialize the router by entering the reset command:

rommon 2> reset

The router resets, and the configuration register is set to 0x142. The router boots
the system image in Flash memory and displays the following:

--- System Configuration Dialog ---

Step 5

Enter no in response to the prompts until the following message is displayed:

Press RETURN to get started!

Step 6

Press Return. The following prompt appears:

Router>

Step 7

Enter the enable command to enter privileged EXEC mode. Configuration
changes can be made only in this mode.

Router> enable