Symptoms
You may see the following error in the Transfer Tool while trying to transfer accounts between cPanel servers:
Update the remote server, or fix its SSH
Cause
This can occur if there is an SSH access issue from the destination server to the source server.
Resolution
Note: For clarity, the server that Transfer Tool is performed on will be referred to as the "Destination" server, while the server that Transfer Tool connects too will be referred to as the "Source" server.
Locating a workaround for this issue involves identifying why the SSH attempt failed. The first step should be to attempt to SSH from the Destination server to the Source server. Afterward, depending on success, reviewing the SSH logs on the source server will help identify why the connection failed.
Common causes are related to the SSH configuration and Firewall filtering. For the SSH configuration, we have basic steps on how the file can be edited here:
How to edit your SSH configuration
Important configurations that you should check for are the following:
- passwordauthentication
- permitrootlogin
- allowusers
- denyusers
Additional Resources
ssh.com - SSHD Configuration options
How to edit your SSH Configuration
