Impossible to establish video session with the server error - Security Center 5.9

Troubleshooting video units and cameras in Security Center

series
Security Center 5.9
revised_modified
2020-07-10

If you receive an Error: Impossible to establish video session with the server message, there might be a problem with the server, the Media Router role, the Federation™ role, the Archiver role, or the video unit. To troubleshoot the issue, learn about the possible causes and their respective solutions.

Procedure

  1. Make sure your server is running.
  2. Make sure the Archiver role is online:
    1. In the Config Tool Video task, select the Archiver role.
    2. At the bottom of the Video task, click Maintenance > Diagnose ().
    3. Fix any issues that are found.
  3. If you are trying to view a federated camera, confirm that the Security Center Federation™ role or the Omnicast™ Federation™ role is online:
    1. In the Config Tool System task, click the Roles view.
    2. Select the Federation™ role and click Maintenance > Diagnose ().
    3. Fix any issues that are found.
  4. If you are trying to view a federated camera, confirm that the server for the federated Security Center system is online.
  5. It might be a Media Router connection problem. Make sure the Media Router role is online:
    1. In the Config Tool System task, click the Roles view.
    2. Select the Media Router role and click Maintenance > Diagnose ().
    3. Fix any issues that are found.
  6. Restart the Media Router role:
    1. In the Config Tool System task, click the Roles view.
    2. Select the Media Router role and click Maintenance > Deactivate role ().
    3. In the confirmation dialog box that opens, click Continue.
      The Media Router turns red.
    4. At the bottom of the System task, click Maintenance > Activate role ().
  7. Make sure the unit is online.
    If the unit is red in the Roles and units view, then troubleshoot why the video unit is offline.