I have worked with dozens of consumer grade WiFi routers, and they have been really hit-or-miss with this, though it seems to be getting better. Example of issue: A device that can be discovered ...
I recently wrote code for an 'embedded device' that resides on my local network. The code I wrote allows the device to respond to mDNS hostname resolution messages. I can use avahi command line tools ...
At home I have an ADSL modem that I use also as router. For the record, it is a DavoLink DV-2020 provided by Tele2 in the Netherlands. It turns out that if a computer is connected with a cable to the ...