DIR-620S  Wireless N300 Router with 3G/LTE Support and
USB Port
User Manual
Configuring via Web-based Interface
Creating Mobile Internet WAN Connection
If the PIN code check is enabled for the SIM card inserted into your USB modem,  for correct 
operation of the mobile WAN connection click the ENTER PIN button in the notification in the top 
right corner of the page and enter the PIN code in the window displayed. Then on the connection 
creation page, in the General Settings section, select the relevant value from the Connection 
type drop-down list and specify the needed values.
Figure 85. The page for creating a new Mobile Internet connection. The General Settings section.
Parameter Description
Connection name
A name for the connection for easier identification.
Enable connection
Move the switch to the right to enable the connection.
Move the switch to the left to disable the connection.
Use as interface
Move the switch to the right in order to create a network interface 
for this connection, for example, to combine several interfaces into 
a transparent connection.
NAT
If the switch is moved to the right, the network address translation 
function is  enabled. Do not disable the function unless your ISP 
requires this.
Ping
If the  switch is  moved to  the  right, the  router responds   to  ping 
requests from the external   network   through this connection. For 
security reasons, it is recommended to disable this function.
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