WireShark告訴你ping百度時都發生了什麼

備註:  測試機器爲Mac 重點展示本機發出icmp的過程(dns-->arp-->icmp)   本機默認網關 ->route -n get e -n get default route to: default destination: default mask: default gateway: 192.168.0.1 interface: en0 flags: <UP,GATEWAY,DON

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