Answering to my question as I managed to solve it :) `pump` command is not needed. What did help is adding to /etc/network/interfaces: allow-hotplug usb0 iface usb0 inet static address 192.168.7.2 netmask 255.255.255.0 network 192.168.7.0 broadcast 192.168.7.255 gateway 192.168.7.1 On both machines,...