Connect to the web interface of the FXO gateway using admin : admin credentials for new devices or admin : [WMS_random_password] for provisioned devices
Open the page [device_IP_address]/FirmUpgrade.asp: add /FirmUpgrade.asp into the browser URL bar after your gateway’s IP address: Example: 10.135.0.100/FirmUpgrade.asp, Where “10.135.0.100” is your gateway’s IP address
Upload the file with the new FW via the web interface of the gateway (Choose the file and click Import):
In case the upload has been successful, you get the following notification:
Do not reboot the gateway manually! Wait till the notification appears and then proceed to the next step.
Go to the page [device_IP_address]/Maintenance.asp: edit the browser URL bar by adding /Maintenance.asp after your gateway’s IP address: Example of the browser URL bar: 10.135.0.100/Maintenance.asp