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  1. JDK
  2. JDK-8257235

InetAddress.isReachable should use non-privileged ICMP sockets when available

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    • Icon: Enhancement Enhancement
    • Resolution: Unresolved
    • Icon: P4 P4
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    • core-libs
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      Linux and macOS support a way for non-root applications to use ICMP ping. In both cases, a INET (and INET6??) socket can be created with the IPPROTO_ICMP protocol and the kernel ensures it can only be used for ping. Discussed here:

      https://mail.openjdk.java.net/pipermail/net-dev/2020-November/014931.html

            dclarke Darragh Clarke
            alanb Alan Bateman
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              Created:
              Updated: