Cisco Systems OL-4015-08 To Reset the Router to Factory Defaults:

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Cisco Router and Security Device Manager Version 2.2 User’s Guide
OL-4015-08
Chapter29 Re setting to Factory Defaults
Specify an IP address. Enter the IP address 10.10.10.2 or any other address in
the 10.10.10.0 subnet greater than 10.10.10.1. Enter the subnet 255.255.255. 248.
Click OK.
Microsoft Windows XP
Click Start, select Settings, Network Connections, and then select the LAN
connection you will use. Click Properties, select Internet Protocol TCP/IP, and
click the Properties button. Click Obtain an IP Address Automatically to
obtain a dynamic IP address. For a static IP address, click Specify an IP address.
Enter the IP address 10.10.10.2 or any other address in th e 10.10.10.0 subnet
greater than 10.10.10.1. Enter the subnet 255.255.255.248. Click OK.
To Reset the Router to Factory Defaults:
Step1 Leave Save Running Config to PC checked in Step 1 on screen, and specify a
name for the configuration file. SDM provides a default path and name. You don’t
have to change it unless you want to.
Step2 Review the information in the Understand How to Reconnect box in Step 2 on
screen so that you will be able to establish a connection to the router after you
reset. If necessary, review the information in Understanding How to Give the
PC a Dynamic or Static IP Address After You Reset.
Step3 Click Reset Router.
Step4 Click Yes to confirm the reset.
Step5 Follow the procedure in the’ Understand How to Reconnect box in Step 2 to
reconnect.
Resetting the router to its factory default configuration changes the router’s inside
interface IP address back to 10.10.10.1. The next time you log on to the router
with your browser, enter the IP address 10.10.10.1 in the browser’s location field.