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<div class="moz-cite-prefix">On 2/9/22 07:32, Matthew Walster wrote:<br>
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<div dir="auto" style="font-size:12.8px">Do a DNS query. You
don't even have to randomise the id number, just query for
something that will have a small set of results (so, not the
root) and ensure checking is disabled. For 8.8.8.8, I'm
guessing "dns.google" is probably an excellent target.</div>
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<div dir="auto" style="font-size:12.8px">If you wanted
something generic, what about a PTR query for something in
10/8, directed at the AS112 project? That's pretty much the
sinkhole that expects that kind of unwanted traffic...</div>
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<div dir="auto" style="font-size:12.8px">I bet that within a
gnat's crotchet you'll find systemd has adopted that as a
special "liveness" command or something. </snark></div>
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Not a serious problem for you and me, who are operators that know
how to do this and understand it well.<br>
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For Jane, down the road, who doesn't care and just wants her MTV,
she's not interested in what a DNS query is. All she is know is the
tech-support on the other end of the horn asked her to "ping
8.8.8.8".<br>
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Mark. <br>
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