installation steps for rtl8723bu.sh on beaglebone

bbb_rtl8723bu

#To tether internet over USB (Ubuntu Only)
On Host machine
  ifconfig
  ifconfig enx544a16bf6b4e 192.168.7.1
  sysctl net.ipv4.ip_forward=1
  iptables --table nat --append POSTROUTING --out-interface wlp2s0 -j MASQUERADE
  iptables --append FORWARD --in-interface nx544a16bf6b4e -j ACCEPT
On BeagleBone
  route add default gw 192.168.7.1                                         
  echo "nameserver 8.8.8.8" >> /etc/resolv.conf         
    
sudo apt-get update
sudo apt-get install linux-headers-`uname -r`
ln -s /usr/src/linux-headers-`uname -r`/ /var/lib/`uname -r`/build

#download src from git
git clone https://github.com/lwfinger/rtl8723bu.git
cd rtl8723bu
#wget https://github.com/lwfinger/rtl8723bu/archive/master.zip
#unzip master.zip && rm master.zip
#cd rtl8723bu-master

#making and installing the driver
make
sudo make install
sudo modprobe -v 8723bu

connmanctl enable wifi
connmanctl scan wifi
connmanctl services | grep Dwarakamai

#write config to /var/lib/connman/wifi.config
[service_wifi_76da38b01110_44776172616b616d6169_managed_psk]
Type = wifi
Security = wpa2
Name = Dwarakamai
Passphrase = *********
AutoConnect = true

#connman interactive mode
connmanctl 
connmanctl> agent on
connmanctl> connect wifi_76da38b01110_44776172616b616d6169_managed_psk

#restart the service
systemctl stop connman
systemctl start connman