Hi, I have Akuvox R20A with firmware version 220.30.3.7 Where can I download the latest firmware for my R20A? Regards

After updating the firmware to version 220.30.3.2 I noticed that the call action (http url) after pressing the bell button on the panel no longer works. In the configuration of the panel : Intercom->Basic in the "Call Event" section, I have ...