USB Tethering a Portable Router into a Mobile WiFi Hotspot
Recently I came down to want a mobile hotspot when going out of home, something like Netgear Nighthawk M series, but able to flash custom firmware (OpenWrt/pfSense equivalents) and cheap. However, there is no such thing on the market even without budget consideration. So it has to be done with DIY, like USB tethering with a router. In the case of tethering or so called Ethernet over USB, we are using a phone as a cellular modem for our router....