Port Forwards

For the port forward (Firewall > NAT, Port Forwards tab), it can be set as follows:

• Interface: WAN
• Protocol: UDP (or TCP/UDP if needed)
• Source: Type Single Host or Alias: SIP_Trunks – or a Any for the type if the SIP trunk IP addresses are not known.
• Source Port: any/any
• Destination: WAN address or external VIP for the PBX
• Destination Port: PBX_Ports
• Redirect target IP: PBX
• Redirect target port: PBX_Ports