March 2017
Beginner to intermediate
422 pages
8h 4m
English
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Pinging from another computer over same network
Now that we have our computer on the network, we want to make sure other computers are able to contact it. The ping command is one of the first tests to tell whether your computer can be contacted. The command sends a small test packet of data to another computer's IP address or hostname and waits to hear a response. If it does, it tells you how long it took for the response to come back. If it doesn't, it tells you it is not receiving a response.
Note
Some computer systems have firewalls that do not allow ICMP ECHO attempts. This means that even though the computer is available on the network, attempts to ping it will fail. On the default configuration of Raspbian, ping commands are allowed, so attempts ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.