ADK-450 Administrator guide
رصعیلو نادیم : سردآ
کلاپ قیاقش نابایخ نایناریا ژاساپ بنج
8
دحاو
1
: نفلت
1811
8888
121
: سکاف
1111
8888
121
WWW.KAVOSHPHONE.COM
AMIR@KAVOSHPHONE.COM
@ADKPBX
64 / 86
the default is “ADK-450”, you can change it if needed.
3.8.1.2 SIP Network Configuration
Note: Configuration of this section is required when using remote extensions
generally.
Figure 3.8.1.2 SIP Network Configuration
Table 3.8.1.2
Parameters
Description
Enable STUN
STUN (Simple Traversal of UDP through NATs) is a
protocol for assisting devices behind a NAT firewall or
router with their
packet routing.
STUN Address
The STUN server allows clients to find out their public
address,
the type of NAT they are behind and the
internet side port
associated by the NAT with a
particular local port. This
information is used to set up
UDP communication between the
client and the VOIP
provider and so establish a call.
External IP
Address
The IP address that will be associated with outbound SIP
messages if the system is in a NAT environment.
External
Refresh
Interval
Used to identify the local network using a network
number/subnet mask pair when the system is behind a
NAT or
firewall.
Some examples of this are as follows:
“192.168.0.0/255.255.0.0”: All RFC 1918 addresses are
local networks;
