How to configure SP3350A/SP3352 work with VoIP device?
"VoIP devices use the following ports are possibly to be used: TCP port: 1025, 1027, 1045, 1502, 1718, 1720, 1731 UDP port: 1024, 1719, 16384–16479 There are two ways to configure SP3350A/SP3352 for VoIP application. 1. DMZ host: assign a DMZ Host for VoIP. Set DMZ Host from ""Basic –> DMZ"" to assign a local IP for VoIP application. Save your setting and reboot it to enable the function. 2. Enable Port Forwarding for those ports list above then either H.323 or SIP phone can work well. From ""Basic –> Forward, select Port Forwarding to enable the ports list above.