you pre-configure the boot.conf and other settings on the same system you use to write the raspbian image onto the microSD card, before you put it in the pi. if

you pre-configure the boot.conf and other settings on the same system you use to write the raspbian image onto the microSD card, before you put it in the pi. if you get the config right you should be able to boot a pi headless and ssh to it over your 802.11n/ac/ax network immediately after the first time it powers up.