C. Connecting Raspberry Pi to the Ethernet LAN/USB
Wireless Wi-Fi Adapter
First of all, it is required that the Raspberry Pi should be
connected to the LAN via Ethernet cables or wireless wifi
Adapter. In the current work to make the biometric node
portable it is interfaced with Wifi Adapter. USB wireless
Wi-Fi Adapter RPi Ralink RT5370 is used for LAN/internet
connection. The RPi is booted first then after logging into
the Rpi desktop environment, the credentials for wireless
network are provided. The wpa_gui window for internet
configuration is shown in Fig. 7. The Node that is, RPI is
now ready for connecting to the cloud services