Remote Desktop cannot connect to a Streamvault appliance

2023-09-07Last updated

When you try to access an SV appliance using Remote Desktop, you receive a message that Remote Desktop cannot connect to the remote computer.

Remote connections and Remote Desktop are disabled in SV Control Panel

Description: By default, remote access is disabled on an appliance to ensure maximum security.

Solution: Enable remote access on the appliance. On the Configuration page of SV Control Panel, enable Incoming remote connections and Remote Desktop.

Remote connections or Remote Desktop are not allowed in Windows

Description: Although both Incoming remote connections and Remote Desktop are enabled in SV Control Panel, these settings are currently not allowed in Windows.

Solution: Overwrite the Windows settings by disabling and re-enabling the Incoming remote connections and Remote Desktop options in SV Control Panel.

Remote Desktop Services are not running

Description: The Remote Desktop Services were stopped in Windows.

Solution: Open the Windows Services console, ensure that Remote Desktop Services is logged on as a Network Service user, and ensure that the other Remote Desktop services are running.

Remote Desktop Services are denied

Description: Windows is configured to deny access for remote users to Remote Desktop Services.

Solution: Allow remote user access to the appliance using Remote Desktop Services:
  1. Open Command Prompt as an administrator and run gpedit.msc.
  2. Go to Computer Configuration > Administrative Templates > Windows Components > Remote Desktop Services > Remote Desktop Session Host > Connections .
  3. Enable Allow users to connect remotely by using Remote Desktop Services.
  4. In Command Prompt, run gpupdate /force.
  5. From the Windows Control Panel, go to System > Remote settings . The System Properties window opens.
  6. On the Remote tab, in the Remote Desktop section, ensure that Allow remote connections to this computer is selected.

Local group policies deny remote access

Description: The Windows local group policies are configured to deny remote access to your appliance.

Solution: Configure the group policies on your appliance to allow remote access:
  1. Open Command Prompt as an administrator and run gpedit.msc.
  2. Go to Computer Configuration > Windows Settings > Security Settings > Local Policies > User Rights Assignment .
  3. Verify the following group policy settings:
    • Allow log on through Remote Desktop Services is set to Administrators.
    • Deny access to this computer from the network is set to Guests.
    • Deny log on through Remote Desktop Services is set to Guests.

NTLMv2 authentication is unsupported

Description: The appliance or the remote computer do not support NTLMv2 authentication.
Note: If all client computers support NTLMv2, Microsoft® and several independent organizations strongly recommend the Send NTLMv2 responses only policy. Consult the Microsoft Network security: LAN Manager authentication level best practices and security considerations before changing your settings.

Solution: To ensure that your environment allows NTLMv2 authentication:

  1. Open Command Prompt as an administrator and run gpedit.msc.
  2. Go to Computer Configuration > Windows Settings > Security Settings > Local policies > Security Options > Network security: LAN Manager authentication level .
  3. Set the policy to Send LM & NTLM - use NTLMv2 session security if negotiated.

Contact us

Solution: If Remote Desktop Connection is still unable to connect, contact Technical Support.