PowerProtect Cyber Recovery: Alert 2035 Unable to communicate with the DD management interface

Summary: Alert 2035 in Cyber Recovery for Unable to communicate with the DD management interface.

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Symptoms

Cyber Recovery issues an alert 2035, and the vault status is Unknown/Degraded. 
Alert Message ID : 2035
CreationDate : 2024.02.23 04:57:39
CreatedBy : system
Category : Storage
Severity : Critical
Summary : An error was detected while attempting to communicate with the DD system
Description : Unable to communicate with the DD management interface

The mgmtdds.log on the Cyber Recovery host shows the SSH connection using the credential fails: 
[2024-02-29 13:51:07.218] [INFO] [mgmtdds] [ddssh.go:764 CreateSSHClientConn()] : SSH connecting to ddvault.emea.pprotect.lab:22
2024-02-29 13:51:07.218] [INFO] [mgmtdds] [ddssh.go:735 CreateSSHClientConn()] : Establish SSH connection using ssh-key with credential
[2024-02-29 13:51:07.745] [DEBUG] [mgmtdds] [ddssh.go:769 CreateSSHClientConn()] : SSH Connection Start time: 1709214667 Error time: 1709214667
[2024-02-29 13:51:07.745] [ERROR] [mgmtdds] [ddssh.go:784 CreateSSHClientConn()] : ssh: handshake failed: EOF
[2024-02-29 13:51:07.746] [INFO] [mgmtdds] [ddssh.go:764 CreateSSHClientConn()] : SSH connecting to ddvault.emea.pprotect.lab:22
2024-02-29 13:51:07.747] [ERROR] [mgmtdds] [ddssh.go:297 RunSSHCmdWithTimeout()] : Failed to run: replication status  all detailed Error:  Unable to connect to host:port: ddvault.emea.pprotect.lab:22, detailed error: ssh: handshake failed: EOF. Check hostname or network connectivity
2024-02-29 13:51:07.892] [ERROR] [mgmtdds] [replicationMonitor.go:412 func1()] : Failed to run: net config  Error:  Unable to connect to host:port: ddvault.emea.pprotect.lab:22, detailed error: ssh: handshake failed: EOF. Check hostname or network connectivity

Cause

The account used by Cyber Recovery to communicate with the Data Domain was locked or the password had expired.

Resolution

Reset the password or unlock the account on Data Domain.
Then log in to Cyber Recovery and browse to the Infrastructure - Storage page.
Edit the Data Domain asset and update the Storage Password for the user account.
Save the changes.
The vault status should change to Locked after a few minutes.

Affected Products

PowerProtect Cyber Recovery
Article Properties
Article Number: 000222634
Article Type: Solution
Last Modified: 04 Apr 2024
Version:  1
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