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DWR-980 Wireless AC1200 4G LTE Router
with VDSL2 Support, Gigabit Ethernet Ports,
2 FXS Ports, and USB Port
User Manual
USSD
On the USSD page, you can send a USSD command for the SIM card.
USSD (Unstructured Supplementary Service Data) is a technology which provides real-time
message exchange between a subscriber and a mobile operator's special application. USSD
commands are often used to check the SIM card balance, receive data on the rate plan or service
packets, etc.
In the Number field, enter a USSD command and click the SEND button. After a while, the
results will be displayed in the Response field.
17 Contact your operator to get information on USSD commands and their functions.
Figure 177. The USB Modem / Modem 1 / USSD page.
Page 240 of 372
Configuring via Web-based Interface
17
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