List of advanced features accessible from Application Settings -> Advanced and their explanation.
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Firewall bypass (beta): the feature is disabled by default. If enabled, the app uses The app uses TURN server located on turn.wildix.com (used TCP port 443). If enabled in Auto modeOn mode, the app switches audio stream to PBX via external TURN server in case audio stream right away after call was started. If enabled in Auto mode, the app switches audio stream in case it is missing for 5 seconds after call was started.
Warning Limitations:
firewall bypass works only on Сloud PBXs and on PBXs with 1-to-1 NAT)
switching to external TURN server during conversation in case audio stream was lost (in Auto mode)
- Calibrate echo canceller: it automatically launches after first login and adjusts voice quality by preventing echo or removing it after it is already present
- Test push notifications: the option automatically launches during the first login or can be done manually. It allows to check that push notifications are not blocked by OS. In case they are blocked, notification indicating the issue will be displayed
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