How to Delete Router Configuration in Packet Tracer

In this post, I will describe the whole process of How to Delete Router Configuration in Packet Tracer. So let’s move to our main topic. As an example, just open your Cisco Packet Tracer software and build a simple network topology with one router and two computers or pcs. You don’t need to configure the whole network topology just you have to configure the router. Please see this attached screenshot.

Figure: Simple Network Topology (One router and Two pcs)

To delete the router configuration in Cisco Packet Tracer just click on the router icon and it will go to you the CLI mode which is Command Line Interface.  

Figure: Click the Router Icon

I have already configured my router and I don’t need to configure the whole network topology. And this topology is a simple network topology.

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First of all, you have to exit from the router configuration mode by using the “exit” command. Then now you will see that the router name is “R” instead of default name “Router”. Because I have changed the default name “Router” to “R”.

Figure: Packet Tracer CLI Mode and Changing Hostname "R"

How to Delete Router Configuration in Packet Tracer

To delete router configuration in cisco packet tracer I will enter a command “write” then pressing the enter button on my keyboard. After entering “write” command and pressing the enter button a new line will generate.

Which is

Building configuration …

[OK]

R#

Then again hit on your keyboard enter button. And again write a new command “write erase” and hit on your keyboard “Enter” button. A new message will generate which is “Erasing the nvram will remove all configuration files! Continue?” [confirm] and then again hit on the enter button. Please see those screenshots.

Figure: write command,write erase command,erasing nvram

Then a new message will appear which is

[OK]

Erase of nvram: complete

%SYS-7-NV_BLOCK_INIT: Initialized the geometry of nvram

R#

The message of meaning is that the router configuration has been deleted. But still, now the hostname is showing “R”.

Figure: Initialized the geometry of nvram

To show the default name of router “Router”. I will enter a new command which is

R#reload

Proceed with reload?  [confirm] and then hit on the enter button.

Figure: Reload command

Router is now in reloading process.

Figure: Router reloading process

After completing the reloading process a new message will appear in Command Line Interface (CLI) which is :

Would you like to enter the initial configuration dialog?  [yes/ no] :

Figure: Initial configuration dialog

Then I will type “no” or only “n”. And please notice the CLI mode it is shown the default router name “Router”.

Router>

Router>

As the CLI is shown the hostname “Router>” that means the router configuration has been deleted or reset router successfully.

Figure: Default hostname "Router" after reloading

So this is the process of How to Delete Router Configuration in Packet Tracer. 

You can watch this video to know how to delete router configuration in cisco packet tracer.

Figure: Youtube video how to delete router configuration in cisco packet tracer

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