Veeam Endpoint Backup:- Unable to Establish Authenticated Client-Server Connection. Either the target name is incorrect or the server has rejected the client credentials.

 

Error message:

“Unable to Establish Authenticated Client-Server Connection. Either the target name is incorrect or the server has rejected the client credentials”

Products:-

• Veeam Endpoint Backup
• Veeam Backup and Replication 8

Scenario:

Encountered the above error message when trying to configure Veeam Endpoint Backup to store backup data into Veeam Backup Repository.

[Resolution]

1. Update Veeam Backup and Replication version 8 Update 2

2. Configure Backup Repository permission. Use Veeam Backup and Replication Console. Navigate to Backup Infrastructure workspace | Backup Repository.

Set permission. Select the backup repository | Press CTRL key and you able to see “Permission”.

Set permission to “Allow user”

- Allow local administrator. Do NOT select domain admin user.

Click OK and try to configure again. It should work fine after you have update version 8 Update 2, set permission and use local admin user account.