can't login zoiper pro

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when I try to login zoiper pro it shows "Couldn't resolve host name" is there anytone encouter same problem like me ?

asked Jul 11, 2018 in Windows by sanchichao (120 points)  


If you are seeing this error while trying to activate your Pro license, during the activation process, Zoiper tries to establish a https connection with on port 443 TCP (The same IP that you will get by pinging Make sure that it is not blocked by your firewall or antivirus.

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