DWR-956 Wireless AC1200 4G LTE Router
with Gigabit Ethernet Ports and 1 FXS Port
User Manual
Configuring via Web-based Interface
Parameter Description
SIP transport protocol
Transport protocol that will be used to transfer SIP packets. Select
the needed value from the drop-down list.
NAT Traversal
Mode
The NAT Traversal function allows VoIP traffic to pass through the
NAT-enabled router.
Select the Disabled value to disable the function.
Select the STUN value to enable the STUN client (Session
Traversal Utilities for NAT). The STUN client sends requests to a
STUN server. On the basis of the received replies, the client allows
VoIP traffic to pass through the NAT-enabled router. When this
value is selected, the Server address, Port, and Binding period
fields are displayed.
Select the NAT Public IP value to manually specify a public
(“white”) IP address of an upper-level router which exchanges
service messages with the SIP proxy server. When this value is
selected, the Public address and Port fields are displayed.
Server address
An IP or URL address of a STUN server to which a connection is
established.
Public address
A public (“white”) IP address of an upper-level router which
exchanges service messages with the SIP proxy server.
Port
If the STUN value is selected from the Mode drop-down list, a port
of a STUN server to which a connection is established is displayed.
By default, the port 3478 is specified.
If the NAT Public IP value is selected from the Mode drop-down
list, a port of an upper-level router which exchanges service
messages with the SIP proxy server is displayed. By default, the port
5060 is specified.
Binding period
The time interval between service messages (in seconds). Specify a
needed value.
Marking DSCP
RTP DSCP / SIP DSCP
Differentiated Services Codepoint.
Specify the required tags for DSCP traffic marking to change voice
traffic priority. The function should be supported by your ISP.
In the Port List section, you can change parameters of the FXS port of the router. To do this, select
the corresponding line in the table.
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