I had implemented my raspberry pi to use wireless network, unfortunately the connection might after a while disconnect, the only option that I have found was to run a script that check the connection and re-connect if network is down.
#!/bin/bash # CHECKING IF THE LOG FILE IS PRESENT LOG="./network_monitor.log" if [ ! -f ${LOG} ]; then echo "FILE LOG NOT FOUND" touch ${LOG} fi NOW=$(date +"%d_%m_%Y_%T") # INTERFACE INET="wlan0" # ADDRESS TO TEST NETWORK - THIS COULD BE EXTERNAL TARGET PING_IP="192.168.1.1" # NETWORK CHECK AND RESET THE CARD IF NEEDED /bin/ping -c 3 -I ${INET} ${PING_IP} > /dev/null 2> /dev/null if [ $? -ge 1 ]; then echo "${NOW} NETWORK IS DOWN. RESETTING IT" >> ${LOG} /sbin/ifdown ${INET} sleep 5 /sbin/ifup --force ${INET} else echo "${NOW} NETWORK IS FINE. NOTHING TO DO. EXITING." >> ${LOG} fi