WhatsApp Firewall Ports
If you need WhatsApp Voice Calling to work behind a firewall you will need to open the following ports.
TCP: 4244,5222,5223,5228,5242
TCP/UDP: 59234, 50318
UDP: 3478,45395
If you need WhatsApp Voice Calling to work behind a firewall you will need to open the following ports.
TCP: 4244,5222,5223,5228,5242
TCP/UDP: 59234, 50318
UDP: 3478,45395