Cisco Cisco IOS Software Release 12.2(35)SE
4
Release Notes for the Catalyst 3750 Metro Switch Cisco IOS Release 12.2(46)SE
OL-16490-01
Upgrading the Switch Software
You can copy the bin software image file on the flash memory to the appropriate TFTP directory on a
host by using the copy flash: tftp: privileged EXEC command.
host by using the copy flash: tftp: privileged EXEC command.
Note
Although you can copy any file on the flash memory to the TFTP server, it is time consuming to copy
all of the HTML files in the tar file. We recommend that you download the tar file from Cisco.com and
archive it on an internal host in your network.
all of the HTML files in the tar file. We recommend that you download the tar file from Cisco.com and
archive it on an internal host in your network.
You can also configure the switch as a TFTP server to copy files from one switch to another without
using an external TFTP server by using the tftp-server global configuration command. For more
information about the tftp-server command, see the “Basic File Transfer Services Commands” section
of the Cisco IOS Configuration Fundamentals Command Reference, Release 12.2 at this URL:
using an external TFTP server by using the tftp-server global configuration command. For more
information about the tftp-server command, see the “Basic File Transfer Services Commands” section
of the Cisco IOS Configuration Fundamentals Command Reference, Release 12.2 at this URL:
Upgrading a Switch by Using the CLI
This procedure is for copying the tar file to the switch. You copy the file to the switch from a TFTP server
and extract the files. You can download an image file and replace or keep the current image.
and extract the files. You can download an image file and replace or keep the current image.
Download the software from Cisco.com to your management station by following these steps:
Step 1
Use
to identify the file that you want to download.
Step 2
Download the software image file from Cisco.com.
Go to this URL and log in to download the appropriate files:
To download the files, click the link for your switch platform, and then follow the links on the page to
select the correct tar image file.
select the correct tar image file.
Step 3
Copy the image to the appropriate TFTP directory on the workstation, and make sure that the TFTP
server is properly configured.
server is properly configured.
For more information, see Appendix B in the software configuration guide for this release.
Step 4
Log in to the switch through the console port or a Telnet session.
Step 5
Check your VLAN 1 configuration by using the show interfaces vlan 1 privileged EXEC command, and
verify that VLAN 1 is part of the same network as the TFTP server. (Check the Internet address is line
near the top of the display.)
verify that VLAN 1 is part of the same network as the TFTP server. (Check the Internet address is line
near the top of the display.)
Step 6
Download the image file from the TFTP server to the switch. If you are installing the same version of
software that is currently on the switch, overwrite the current image by using this privileged EXEC
command:
software that is currently on the switch, overwrite the current image by using this privileged EXEC
command:
archive download-sw /overwrite /reload tftp:
[[//location]/directory]/image-name.tar
The /overwrite option overwrites the software image in flash memory with the downloaded one.
The /reload option reloads the system after downloading the image unless the configuration has been
changed and not been saved.
changed and not been saved.
For //location, specify the IP address of the TFTP server.
For /directory/image-name.tar, specify the directory (optional) and the image to download. Directory
and image names are case sensitive.
and image names are case sensitive.