Was having trouble getting Wi-Fi calling to work while using AdGuard but I stumbled upon this post on how to fix it. (Smart Philippines) Sharing the folllowing ePDG IPs used by our carriers here in the Philippines for Wi-Fi calling activation...
May nadiscover akong site which provides unlock code di ko pa talaga natetest dahil wala akong cp na naka network lock pero nacheck ko trustpilot ratings nila so far goods naman
If may device kayo na naka network lang try natin openline:
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