Fast concurent ping with JSON output.
pingscan -timeout=5 google.com yahoo.com astalavista.com ...
Linux rights by default don't allow regular users to send ICMP packets. This can be fixed either running pingscan by root
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you can run pingscan by root
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or you can allow your user group to manipulate raw sockets with command: sudo sysctl net.ipv4.ping_group_range="0 1000" where "0 1000" is range of IDs of groups
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or you can set setuid bit to pingscan with: sudo chown root:root pingscan && sudo chmod +s pingscan
- forcing v6