Upgrading Software

To upgrade the software on a switch:

Cluster Upgrade Rules

These rules guide you in upgrading to a later version of software. When you upgrade switches from different product lines, follow these rules to ensure success and to streamline the upgrade process:

Obtaining the TFTP Server IP Address

You need the IP address of the PC or UNIX station that is acting as the TFTP server.

Note: If your PC is running the Cisco TFTP server, check for the IP address on the title bar of the TFTP application.

Downloading the Files from Cisco.com

To download a new version of switch software and the Cisco TFTP server application from Cisco.com to your PC or UNIX station hard disk:

  1. Log in to Cisco.com.
  2. Download the TFTP server application by following the instructions in Cisco.com.
    Note: To ensure full technical support, Cisco Systems recommends using the TFTP server application (Version 1.1 or later). Earlier versions of this application do not properly copy the files during the upgrade process.
  3. Follow the instructions in Cisco.com to download the .tar file (combined IOS image and management software) for 2900 XL, 2950, 3500 XL, and 3550 switches or the .bin file for Catalyst 1900 and 2820 switches.