Multi-Tech Systems E1 Manual De Usuario
MultiVOIP User Guide
Technical Configuration
157
NAT Traversal Definitions (cont’d)
Field Name
Values
Description
Enable
(STUN)
Y/N
Enables STUN client functionality in
the MultiVOIP.
STUN (Simple Traversal of UDP
through NATs (Network Address
Translation)) is a protocol that allows
a server to assist client gateways
behind a NAT firewall or router with
their packet routing.
Name/IP
(Server)
n.n.n.n
0 - 255
IP address of the STUN server.
Port (Server;
NAT/STUN
)
numeric;
default=
3478
default=
3478
The data port (TDM time slot) at
which STUN info will be transmitted
and received.
Keep Alive
(Timers;
NAT/STUN
)
60 – 3600
(in
seconds)
(in
seconds)
The interval at which the STUN client
sends indicator (“Keep Alive”)
packets to the STUN server to
determine whether or not the STUN
server is available.