DWR-980
Wireless AC1200 4G LTE Router with VDSL2 Support,
Gigabit Ethernet Ports, and 2 FXS Ports
User Manual
Configuring via Web-based Interface
Parameter
Description
Registration
Registration expire
timeout
A time period (in seconds) after which the router changes the
registration status in case of no response from the SIP proxy server.
Registration retry
interval
A time period (in seconds) after which the registration will be
repeated.
Session expires
A time period (in seconds) between attempts to check the status of
the voice session.
Session update method
The voice session update method. Contact your ISP to clarify which
value needs to be selected.
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 available for editing.
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 available for
editing.
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. Specify a needed value.
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