Dragino PAB2, User Manual

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2 CONFIGURE YUN SHIELD
2.1 Find the ip addresses
The Yun Shield has a WiFi interface and a LAN port. Either of them has IP address, can be used for
internet connection and device management.
Factory IP of WiFi port
At the first boot of Yun Shield, it will auto generate an unsecure
WiFi network call Dragino2-xxxxxx
User can use their laptop to connect to this WiFi network. The
laptop will get an IP 192.168.240.xxx and the Yun Shield has the
default IP 192.168.240.1
Fall Back IP
A fall back IP 172.31.255.254/255.255.255.252 is
assigned to Yun Shield's LAN port so user can always
access Yun Shield with this ip if their laptop has the IP
172.31.255.253/255.255.255.252 .
Detect IP from Arduino IDE
If Yun Shield’s Ethernet port is connected to the uplink router or the WiFi interface is associated
to the WiFi router. The PC in the same network can use Arduino IDE to detect Yun Shield’s IP
address as described in Detected Yun Shield .
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