USR-DR404 user manual
Jinan USR IOT Technology Limited
14
Diagram 8 AP+LAN Application
WIFI serial server parameter settings:
(1) Enable Ethernet interface
AT+FEPHY=on
(2) The above settings will take effect after restoring factory settings
AT+RELD
AT + RELD command does not restore the above settings.
(3) Set USR-DR404 to AP
AT+WMODE=AP
(4) For the LAN parameters of the serial server, can use the default parameters or modify the IP address (DHCP
gateway) and subnet mask of the serial server. Here are the default parameters:
AT+LANN=10.10.100.254,255.255.255.0
(5) Restart
2.4.2. Wired Networking Applications (AP+ WAN)
USR-DR404 works in AP mode, set the Ethernet interface to WAN, connected to the router that can search the internet,
and enable the DHCP. Now USR-DR404 works as a second grade router, PC and pad connect to the AP(USR-DR404) can can
be online, the default AP is USR-DR404_xxxx, no encryption, 000000000000which can be setting by web page or AT
command.
After the DR404 connects to the AP and get IP address from AP(192.168.1.1). The DR404 can form a subnet(default
10.10.100.254). The device on the Ethernet interface is assigned an address by the serial server, such as 10.10.100.100 in
the below diagram: