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DWR-980 Wireless AC1200 4G LTE Router with VDSL2 Support,
Gigabit Ethernet Ports, and 2 FXS Ports
User Manual
Parameter
Delay /
Maximal delay
Factor
Flash type
Content-Type for flash
button
RTP DSCP / SIP DSCP
Dial delay time
Waiting for first digit
Jitter Buffer
The Jitter Buffer parameter improves the quality of voice
transmission: received voice packets are specially delayed, which
allows their reproducing in the order they were sent from the
transmitting side.
Specify the minimal and maximal packets waiting period (in
milliseconds) in the relevant fields.
This parameter enhances efficiency of jitter buffer operation. When
the minimal value is selected, the delay value will tend to be lower.
Select the relevant value from the drop-down list.
Flash Settings
The FLASH action type.
Transfer: switching between calls.
•
RFC2833: sending a service message in the RTP flow in
•
accordance with RFC2833. The value is available if the
RFC2833 or SIPInfo value is selected from the DTMF
relay setting drop-down list.
SIPInfo: sending a service SIP message. The value is
•
available if the SIPInfo value is selected from the DTMF
relay setting drop-down list.
If the SIPInfo value is selected from the Flash type drop-down
list, you can select the type of data transferred in SIP INFO
messages upon pressing the FLASH key.
Network Settings
Differentiated Services Codepoint.
From the relevant drop-down list, select tags for voice and signaling
traffic.
Timeout settings
The delay time before the next digit is dialed (from 3 to 9 seconds).
When this time expires, the router regards that the dialing is
completed and sends the request to the server. Select a needed value
from the drop-down list.
The delay time before the first digit is dialed (in seconds). Specify a
needed value.
Page 207 of 266
Configuring via Web-based Interface
Description
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