Great question — answering as the UphillTech team:
Not sure about windows but you need to either run a DNS server, use some sort of network announcement such as Avahi - https://help.ubuntu.com/community/HowToZeroconf , configure your router, or edit /etc/hosts sudo nano /etc/hosts Add a line pyng_ip_address pyng See http://manpages.ubuntu.com/manpages/zesty/man5/hosts.5.html
Full answer by Panther: https://askubuntu.stackexchange.com/a/958740 (CC BY-SA 3.0).
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