VikingCo Poland sp. z o. o.
- ul. Tadeusza Kościuszki 29, 50-011 Wrocław, Focus Business Center, building E
- NIP: 8971793-639
- REGON: 022284492
- KRS: 0000484436
What ports does the Wi-Fi Calling use?
Wi-Fi Calling works on ports UDP 500 and UDP 4500. It is important, as the router admin may set it in a way that blocks this ports, effectively disabling the Wi-Fi Calling service.
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