1#@!#!123s

: / proc / thread-self / root / usr / lib / firewalld / icmptypes /

Filename : echo-reply.xml

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<?xml version="1.0" encoding="utf-8"?>
<icmptype>
  <short>Echo Reply (pong)</short>
  <description>This message is the answer to an Echo Request.</description>
</icmptype>