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"ICMP (Internet Control Message Protocol) is an error-reporting protocol network devices like routers use to generate error messages to the source IP address wh
by segmondy 7y ago
"ICMP (Internet Control Message Protocol) is an error-reporting protocol network devices like routers use to generate error messages to the source IP address when network problems prevent delivery of IP packets."
- jolmg 7y agoThey were asking specifically of Echo packets, though. It seems ping covers the whole use of them. I wonder if any other part of an OS tends to make Echo packets.