Installing Or Upgrading Cisco Ios Software - Cisco 7246VXR - uBR Router Software Configuration Manual

Installing or Upgrading Cisco IOS Software

Installing or Upgrading Cisco IOS Software
For remote copy program (rcp) applications, substitute rcp for every occurrence of TFTP. For example,
Note
use the copy rcp flash command instead of the copy tftp flash command.
Establish a console session to the router. Do this with either a direct console connection or a virtual
Step 1
Telnet connection. A direct console connection is preferred over a Telnet connection, because a Telnet
connection gets lost during the reboot phase of the software installation. The console connection is made
with a rolled cable (usually a flat black cable), and connects the console port of the router to the COM
port of the PC. Open Hyperterminal on the PC, and use the following settings:
Verify that the TFTP server has IP connectivity to the router.
Step 2
Check the IP addresses of the TFTP server and the router (access server) targeted for the TFTP software
upgrade to be sure that the addresses are within the same range. Ping the router (access server) to verify
that a network connection exists between them. More information on IP addresses is available in
Appendix B, "Resolving Common Image Installation Problems."
Copy the new software image from the TFTP server to the router (access server) using the following
Step 3
commands:
When you are connected to the router through the console port, if you get a
Note
router is in ROM monitor (ROMMON) mode. If necessary, consult the
Procedures
If necessary, you can copy an image from one device to another.
Cisco recommends that you keep a copy of the router or access server configuration before upgrading
Note
the router or access server software. The upgrade itself does not affect the configuration, which is stored
in nonvolatile RAM (NVRAM).
When prompted, enter the IP address of the TFTP server as in the following example:
Step 4
When prompted, enter the filename of the Cisco IOS software image to be installed, as in the following
Step 5
example:
Note
Cisco uBR7200 Series Universal Broadband Router Software Configuration Guide
A-2
Speed 9600 bits per second
8 databits
0 parity bits
1 stop bit
No Flow Control
Router> enable
Password: password
Router#
Router# copy tftp flash
on Cisco.com.
Address or name of remote host [255.255.255.255]? 172.17.247.195
Source file name? ubr7200-k8p-mz
The image name varies depending on the filename of the image on the TFTP server.
Appendix A Installing or Upgrading Cisco IOS Software
or
> rommon >
Boot Failure Recovery
prompt, your
OL-2239-03