http://www.DBL.com FXS+FXO Gateway Series
45
3.3.3.4.3. Media NAT Traversal
Similar to Signaling NAT Traversal, this feature allows media packets (RTP) to be routed
properly in various network environments.
A
）
NONE
Select
None
to disable this feature.
B) Port Transparent/DMZ
Port Transparent
refers that put network port of the LAN into computer or inside of the
LAN. The actual servers allow external users enjoy the servers of internal server(
FTP
、
HTTP
、
Telnet).
It contains Gateway address and the responding to the server's address.
Gateway is communications equipment that connect two different networks, response to the
server is standard service equipment that perform ECHO protocol.
C
）
STUN(RFC3489)
STUN
(
Simple Traversal of UDP (User Datagram Protocol) through NATS (Network
Address Translators)
) is a network protocol allowing a client behind a NAT (or multiple
NATS) to find out its public address, the type of NAT it is behind and the internet-side port
associated by the NAT with a particular local port.
Select STUN (RFC 3489) to use a STUN server for Signaling NAT Traversal. Enter the IP
Address or the domain name of the STUN server to be used.
D
）
Relay Proxy
Relay proxy
is a proprietary NAT traversal technology. Please consult your service
provider for more information.
Currently, the following 3 kinds of packaging mechanism are supported:
¾
Mode 1: The media uses UDP packets and (or) encrypt with multiple UDP port;
¾
Mode 2: The media uses UDP packets and (or) encrypt with single UDP port;
¾
Mode 3: The media uses TCP packets and (or) encrypt (UDP over TCP).
Summary of Contents for HTM series
Page 7: ...http www DBL com FXS FXO Gateway Series 45 2 Connection 2 1 Interface Description ...
Page 13: ...http www DBL com FXS FXO Gateway Series 45 State of HTM 112 State of HTM 222 ...
Page 27: ...http www DBL com FXS FXO Gateway Series 45 HTM 112 HTM 222 ...
Page 31: ...http www DBL com FXS FXO Gateway Series 45 HTM 222 HTM 442 ...
