node有完整的UDP/TCP的API，但不知道可以解析ICMP么？
You can’t really implement ICMP packets in JavaScript as JavaScript doesn’t have built-in raw socket support.Use a C / C++ binding bridge to execute raw socket code within the node.
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You can’t really implement ICMP packets in JavaScript as JavaScript doesn’t have built-in raw socket support.Use a C / C++ binding bridge to execute raw socket code within the node.