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不是很理解的ICMP
来源: 互联网 发布时间:2016-06-30
本文导语: 14:36:20.622293 IP 118.115.138.203 > 202.98.131.189: ICMP host 118.115.138.203 unreachable - admin prohibited, length 80 14:37:33.574297 IP 118.115.138.203 > 202.98.131.189: ICMP host 118.115.138.203 unreachable - admin prohibited, length 80 14:37:43.148297 ...
14:36:20.622293 IP 118.115.138.203 > 202.98.131.189: ICMP host 118.115.138.203 unreachable - admin prohibited, length 80
14:37:33.574297 IP 118.115.138.203 > 202.98.131.189: ICMP host 118.115.138.203 unreachable - admin prohibited, length 80
14:37:43.148297 IP 118.115.138.203 > 202.98.131.189: ICMP host 118.115.138.203 unreachable - admin prohibited, length 80
这个在ftp时抓到的, 感觉很奇怪, 自己怎么会告诉别人自己不可达呢? 望高手解惑
14:37:33.574297 IP 118.115.138.203 > 202.98.131.189: ICMP host 118.115.138.203 unreachable - admin prohibited, length 80
14:37:43.148297 IP 118.115.138.203 > 202.98.131.189: ICMP host 118.115.138.203 unreachable - admin prohibited, length 80
这个在ftp时抓到的, 感觉很奇怪, 自己怎么会告诉别人自己不可达呢? 望高手解惑
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是告你不可达吧?
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肯定是目的主机不可达啊
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tcp,ip协议 哪一卷书上,讲的判断网络出错,能全部定位,
当时没看懂,你去查查.
当时没看懂,你去查查.