Thank you for your response.

However, when I take your link and login, I get the following message:

Forbidden File or Application

The file or application you are trying to access may require additional entitlement or you are trying to access a file with an invalid name. Additional entitlement levels are granted based on a users relationship with Cisco on a per-application basis.

If you feel you have reached this page in error, please try one of the following methods to locate your document:

If you are manually entering the URL into your browser location bar, be sure to include the file name of the page you are trying to access (file names typically end in .htm, .html or .shtml).

Use the Search feature located in the upper right section of this page.

Return to the Cisco.com Home or select a primary site area from the top navigation bar.

Consult with your Cisco Account Manager to confirm you have the appropriate entitlement to access this page.

If you would like to contact someone about this problem, please click on the Contacts & Feedback link below.

This suggests that a user of Cisco equipment is not permitted to download software that should have been supplied with the equipment! What a company to deal with!