Data Domain: ssh not working with PUTTY
Summary: If putty is not working with ssh to the Data Domain, it is usually because putty is out of date.
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Not all product versions are identified in this article.
Instructions
If you are getting errors when trying to use Putty to connect to the DD, it is likely that the putty program is too far out of date and needs to be updated.
You can check the version in the About:

You might see errors related to negotiating ciphers or other odd errors when trying to connect with outdated version.
You can get the most recent version from here:
Affected Products
Data DomainArticle Properties
Article Number: 000294656
Article Type: How To
Last Modified: 14 Mar 2025
Version: 1
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