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A comment on A story on home server security. Parent comment

Re:A story on home server security by immibis on Tuesday January 07, 2025 @12:06PM (#42624682)
0.0.0.0 is a reserved address to mean "this device". Also, 0/8 is a reserved subnet to mean "this network" (which no-one uses any more). I wouldn't have expected ping to substitute 127.0.0.1, but it's not that weird either.
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