Support & Operations Application Note: Running Cisco 5921 ESR software router on DuraCOR 80-41 Download Resource Login to download this resource Username Enter your Curtiss-Wright Defense Solutions username. Password Enter the password that accompanies your username. Forgot password? Don’t have an account? Register here. This application note assumes that the 5921 software has already been installed and licensed on the DuraCOR 80-41 per instructions provided by Cisco.