Http://www.hybertone.com HT-322 Two FXO Gateway
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Media NAT traversal is setting the method of the RTP traversal between NAT:
A
）
None
None means there is no traversal mechanism supported.
B
）
Port-forwarding Support
Port-forwarding is the action of forwarding network ports on the outside network
interface (public IP) to inside network (private IP). Check your NAT (router)setting
before user choice this function.
Port-forwarding support includes gateway address and echo server address. Gateway
address id the IP of the network gateway. Echo server is a standard service
implementing the ECHO protocol.
C
）
STUN
（
RFC 3489
）
When system support STUN then choice it and fill in the STUN server IP (or domain
name) address.
D
）
Relay Proxy
Relay proxy is HyberTone's proprietary NAT traversal technology which allow
HyberTone's VoIP terminals to achieve anywhere of the complicated network
environments. It includes address, ports, user name, and password..
The RELAY can run in 3 kind of packaging mechanism:
Mode 1: The media use UDP packets and (or) encrypt with multiple UDP port;
Mode 2: The media use UDP packets and (or) encrypt with single UDP port;
Mode 3: The media use TCP packets and (or) encrypt (UDP over TCP).
3.5 Call divert
The two VoIP and PSTN channels both can be program to divert mode.
Forward Number (VoIP to PSTN)
When forward number (VoIP to PSTN) is filled, the VoIP incoming call will forward to the
