DBL Technology EP-636 User Manual
5.4.4.1 None
None means there is no traversal mechanism supported.
5.4.4.2 Port-forwarding
Port-forwarding is the action of forwarding network ports on the LAN interface to PCs or servers
in LAN network. Virtual servers use this technique to allow external users, in most cases via
internet, to reach services provided by internal servers such as FTP, HTTP, Telnet, etc.
Port-forwarding Support includes Gateway Address and Echo Server Address. Gateway is a
communication device that connects two different networks. Echo server is a standard service
implementing the ECHO protocol.
5.4.4.3 Relay Proxy
Relay Proxy is HyberTone's proprietary NAT traversal technology which enables HyberTone's
VoIP terminals to achieve successful deployment in most LAN environments. It includes Address,
Ports, User Name, and Password.
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