Tue Apr 04, 2017 6:43 am
Hi and welcome to the forum.
It is case-sensitive, so Ping is wrong, try ping instead.
Texy
Various male/female 40- and 26-way GPIO header for sale here ( IDEAL FOR YOUR PiZero ):
https://www.raspberrypi.org/forums/viewtopic.php?f=93&t=147682#p971555