Cisco Systems Router 1800 Series User Manual

 
14-9
Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide
OL-6426-02
Chapter 14      Troubleshooting
  Software Upgrade Methods
Software Upgrade Methods
Several methods are available for upgrading software on the Cisco 1800 series integrated services 
fixed-configuration routers, including:
 Copy the new software image to flash memory over the LAN or WAN while the existing Cisco IOS 
software image is operating.
 Copy the new software image to flash memory over the LAN...

 
14-10
Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide
OL-6426-02
Chapter 14      Troubleshooting
  Recovering a Lost Password
Change the Configuration Register
To change a configuration register, follow these steps:
Step 1Connect an ASCII terminal or a PC running a terminal emulation program to the CONSOLE port on the 
rear panel of the router.
Step 2Configure the terminal to operate at 9600 baud, 8 data bits, no parity, and 1 stop bit.
Step 3At the privileged EXEC...

 
14-11
Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide
OL-6426-02
Chapter 14      Troubleshooting
  Recovering a Lost Password
Reset the Router
To reset the router, follow these steps:
Step 1If break is enabled, go to Step 2. If break is disabled, turn the router off (O), 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.
NoteSome terminal keyboards have a key labeled Break....

 
14-12
Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide
OL-6426-02
Chapter 14      Troubleshooting
  Recovering a Lost Password
Reset the Password and Save Your Changes
To reset your password and save the changes, follow these steps:
Step 1Enter the configure terminal command to enter global configuration mode:
Router# configure terminal
Step 2Enter the enable secret command to reset the enable secret password in the router:
Router(config)# enable secret password
Step...

 
14-13
Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide
OL-6426-02
Chapter 14      Troubleshooting
  Managing Your Router with SDM
Managing Your Router with SDM
The Cisco SDM tool is a free software configuration utility, supporting the Cisco 1800 series integrated 
services fixed-configuration routers. It includes a web-based GUI that offers the following features:
 Simplified setup
 Advanced configuration
 Router security
 Router monitoring 

 
14-14
Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide
OL-6426-02
Chapter 14      Troubleshooting
  Managing Your Router with SDM 

PART 4
Reference Information 

 
A-1
Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide
OL-6426-02
APPENDIXA
Cisco IOS Software Basic Skills
Understanding how to use Cisco IOS software can save  you time when you are configuring your router. 
If you need a refresher, take a fe w minutes to read this appendix.
This appendix contains the following sections:
 Configuring the Router from a PC
 Understanding Command Modes
 Getting Help
 Enable Secret Passwords and Enable Passwords
 Entering Global...

 
A-2
Cisco 1800 Series Integrated Services Routers (Fixed) Software Configuration Guide
OL-6426-02
Appendix A      Cisco IOS Software Basic Skills
  Understanding Command Modes
You can use the terminal emulation software to change settings for the type of device that is connected 
to the PC, in this case a router. Configure the software to the following standard VT-100 emulation 
settings so that your PC can communicate with your router:
 9600 baud
 8 data bits
 No parity
 1 stop bit
 No flow...