This is an old revision of the document!
All next steps doing on pc side by command-lines shell. Both devices must be connected in same local network.
~$ avahi-browse -a |grep vim4
+ wlan0 IPv4 vim4-00064 SSH Remote Terminal local
+ usb0 IPv4 vim4-00064 _device-info._tcp local
+ usb0 IPv4 vim4-00064 SSH Remote Terminal local
+ wlan0 IPv4 vim4-00064 _device-info._tcp local
VIM4 connected by USB to PC always have full access by USB IP: 172.22.1.1
curl 172.22.1.1/shell/write | sh -s - IMAGE
VIM4 connected as Hot-Spot have full access by WAN IP: 172.23.0.1
curl 172.23.0.1/shell/write | sh -s - IMAGE