DPR-ERR-2079 Firewall Security Rejection. Your request was rejected by the

You configured multiple servers as standby computers to ensure fail over for the Content Manager functionality. However, the following error message appears to the user:

DPR-ERR-2079 Firewall Security Rejection. Your request was rejected by the security firewall

If you have not configured all the standby computers as valid hosts for the IBM Cognos Application Firewall, this error message can occur .

Solution
On each distributed computer, start IBM Cognos Configuration and do the following:

  1. In the Explorer pane, click Security, IBM Cognos Application Firewall.
  2. In the right pane, click in the Value column next to Valid domains or hosts.
  3. Click the edit button.
  4. Enter the names of all the computers that you are configuring for fail over.
  5. Save and start the Cognos 8 configuration.