{"id":29475,"date":"2020-02-11T05:48:15","date_gmt":"2020-02-10T21:48:15","guid":{"rendered":"http:\/\/4563.org\/?p=29475"},"modified":"2020-02-11T05:48:15","modified_gmt":"2020-02-10T21:48:15","slug":"%e6%83%b3%e9%97%ae%e4%b8%8b%e7%bd%91%e5%8d%a1%e4%b8%8a%e7%bb%91%e5%ae%9a%e5%a4%9aip%e6%97%b6-%e8%bf%99%e6%9d%a1iptables%e8%83%bd%e5%90%a6%e9%99%90%e5%88%b6%e6%89%80%e6%9c%89ip%e7%a6%81%e6%ad%a2","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=29475","title":{"rendered":"\u60f3\u95ee\u4e0b\u7f51\u5361\u4e0a\u7ed1\u5b9a\u591aIP\u65f6 \u8fd9\u6761iptables\u80fd\u5426\u9650\u5236\u6240\u6709IP\u7981\u6b62\u8bbf\u95ee"},"content":{"rendered":"\n

\t\t\t\t\t\u7cbe\u54c1\u7f51\u7ad9\u6e90\u7801<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:24:23\t<\/p>\n

\u60f3\u95ee\u4e0b\u7f51\u5361\u4e0a\u7ed1\u5b9a\u591aIP\u65f6 \u8fd9\u6761iptables\u80fd\u5426\u9650\u5236\u6240\u6709IP\u7981\u6b62\u8bbf\u95ee<\/h3>\n

\u7f51\u5361\u4e0a\u7528 eth0:1    eth0:2   eth0:3    \u7ed1\u5b9a\u591a\u4e2aIP\uff0c \u73b0\u5728\u5e0c\u671b\u6240\u6709IP\u90fd\u7981\u6b62\u8bbf\u95ee\u67d0\u4e2aIP\uff08\u57df\u540d\uff09\uff1a<\/p>\n

google\u8fd9\u6761\u547d\u4ee4\uff0c
iptables -A OUTPUT -d 203.16.1.89-j REJECT<\/p>\n

\u80fd\u5426\u9650\u5236\u6240\u6709IP\uff1f\u8fd8\u662f\u53ea\u80fd\u9650\u5236\u7f51\u5361\u7684\u4e3bIP\uff1f\t\t\t\t<\/p>\n

\t\t\t\t\taffyun.org<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:28:25\t<\/p>\n

<\/h3>\n

\t\t\u5168\u90e8\u9002\u7528\u3002
\u5982\u679c\u8981\u6307\u5b9a\u5176\u4e2d\u4e00\u4e2aip\uff0c\u5c31\u52a0****** -s IP_ADDRESS -d *****\t\t\t\t<\/p>\n

\t\t\t\t\t\u7cbe\u54c1\u7f51\u7ad9\u6e90\u7801<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:47:01\t<\/p>\n

<\/h3>\n

\t\taffyun.org \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:28
\u5168\u90e8\u9002\u7528\u3002
\u5982\u679c\u8981\u6307\u5b9a\u5176\u4e2d\u4e00\u4e2aip\uff0c\u5c31\u52a0****** -s IP_ADDRESS -d *****<\/p>\n

\u660e\u767d\u4e86 \u591a\u8c22\u6307\u6559\uff01\t\t\t\t<\/p>\n

\t\t\t\t\taboutyj<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:47:10\t<\/p>\n

<\/h3>\n

\t\t \u672c\u5e16\u6700\u540e\u7531 aboutyj \u4e8e 2020-1-7 15:48 \u7f16\u8f91 <\/p>\n

#\u76f4\u63a5\u7981\u6b62\u8fd9\u4e2a\u5916\u90e8ip\u901a\u8baf
iptables -I INPUT -d 203.16.1.89 -j drop
iptables -I OUTPUT -d 203.16.1.89 -j drop<\/p>\n

#\u6307\u5b9aip\u7981\u6b62\u548c\u6307\u5b9a\u5916\u90e8ip\u901a\u8baf
iptables -I INPUT -s 192.168.1.100\/32 -d 203.16.1.89 -j drop
iptables -I OUTPUT -s 192.168.1.100\/32 -d 203.16.1.89 -j drop \t\t\t\t<\/p>\n

\t\t\t\t\t\u7cbe\u54c1\u7f51\u7ad9\u6e90\u7801<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:48:06\t<\/p>\n

<\/h3>\n

\t\taboutyj \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:47<\/p>\n

– I\u548c -A \u6709\u5565\u533a\u522b\uff1f\t\t\t\t<\/p>\n

\t\t\t\t\t\u7cbe\u54c1\u7f51\u7ad9\u6e90\u7801<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:51:35\t<\/p>\n

<\/h3>\n

\t\taboutyj \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:47<\/p>\n

\u641c\u4e86\u4e0b\u4e00\u4e2a\u662f\u9996 \u63d2\u5165\u4e00\u4e2a\u662f\u5c3e\u5bf9\u5427<\/p>\n

\u4e5f\u5c31\u662f\u4e00\u822c\u6765\u8bf4 \u7528-I \u548c -A \u57fa\u672c\u6ca1\u5565\u533a\u522b\u3002\u3002\u3002\u3002\u3002\u3002\u3002\u3002\t\t\t\t<\/p>\n

\t\t\t\t\taboutyj<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:52:05\t<\/p>\n

<\/h3>\n

\t\t\u7cbe\u54c1\u7f51\u7ad9\u6e90\u7801 \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:48
– I\u548c -A \u6709\u5565\u533a\u522b\uff1f<\/p>\n

\u6709\u533a\u522b\uff0c\u901a\u4fd7\u70b9\u7406\u89e3
-A \u662f\u52a0\u5230\u5df2\u6709\u9632\u706b\u5899\u7b56\u7565\u4e4b\u540e\uff0c\u7136\u540e\u4ece\u4e0a\u5f80\u4e0b\u5339\u914d
-I \u662f\u63d2\u5165\u5230\u5df2\u6709\u9632\u706b\u5899\u7b56\u7565\u4e4b\u524d\uff0c\u7136\u540e\u4ece\u4e0a\u5f80\u4e0b\u5339\u914d\uff0c\u7528-I\u4e4b\u540e\u63d2\u5165\u7684\u5c31\u4f1a\u53d8\u6210\u7b2c\u4e00\u6761\t\t\t\t<\/p>\n

\t\t\t\t\taboutyj<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:54:58\t<\/p>\n

<\/h3>\n

\t\t \u672c\u5e16\u6700\u540e\u7531 aboutyj \u4e8e 2020-1-7 15:56 \u7f16\u8f91 <\/p>\n

\u7cbe\u54c1\u7f51\u7ad9\u6e90\u7801 \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:51
\u641c\u4e86\u4e0b\u4e00\u4e2a\u662f\u9996 \u63d2\u5165\u4e00\u4e2a\u662f\u5c3e\u5bf9\u5427<\/p>\n

\u4e5f\u5c31\u662f\u4e00\u822c\u6765\u8bf4 \u7528-I \u548c -A \u57fa\u672c\u6ca1\u5565\u533a\u522b\u3002\u3002\u3002\u3002\u3002\u3002\u3002\u3002 …<\/p>\n

\u8fd9\u4e2a\u9700\u8981\u770b\u4f60\u6dfb\u52a0\u7684\u89c4\u5219\u662f\u5426\u6709\u51b2\u7a81
\u4f8b\u5982\uff1a\u6211\u5e0c\u671b192.168.1.100 \u8fd9\u4e2aip\u80fd\u8bbf\u95ee\u670d\u52a1\u5668\u7684ssh\u7aef\u53e3\uff0c\u7136\u540e\u9664\u4e86\u8fd9\u4e2aip\u4ee5\u5916\u7684ip\u6bb5192.168.1.0\/24\u7981\u6b62\u8bbf\u95eessh\u7aef\u53e3
\u90a3\u4e48\u5c31\u7528-A
iptables -A INPUT -S 192.168.1.100 -p tcp –dport 22 -j ACCEPT
iptables -A INPUT -S 192.168.1.0\/24 -p tcp –dport 22 -j DROP<\/p>\n

\u4f46\u6211\u770b\u4f60\u5f97\u8981\u6c42\u662f\u5e0c\u671b\u6240\u6709ip\u90fd\u7981\u6b62\u4e0e\u6307\u5b9aIP\u901a\u4fe1\uff0c\u90a3\u7528 -I \u66f4\u5408\u9002\uff0c\u9632\u6b62\u524d\u9762\u6709\u51b2\u7a81\u5f97\u7b56\u7565\u9020\u6210\u653e\u901a\t\t\t\t<\/p>\n

\t\t\t\t\t\u7cbe\u54c1\u7f51\u7ad9\u6e90\u7801<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:56:32\t<\/p>\n

<\/h3>\n

\t\taboutyj \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:52
\u6709\u533a\u522b\uff0c\u901a\u4fd7\u70b9\u7406\u89e3
-A \u662f\u52a0\u5230\u5df2\u6709\u9632\u706b\u5899\u7b56\u7565\u4e4b\u540e\uff0c\u7136\u540e\u4ece\u4e0a\u5f80\u4e0b\u5339\u914d
-I \u662f\u63d2\u5165\u5230\u5df2\u6709\u9632\u706b\u5899\u7b56\u7565\u4e4b\u524d\uff0c\u7136 …<\/p>\n

\u7406\u89e3\u4e86\uff0c \u4e00\u822c\u6765\u8bf4\u5c31\u662f\u6ca1\u533a\u522b\uff0c<\/p>\n

\u9664\u975e\u539f\u6709\u7684\u4e00\u6761\u548c\u65b0\u7684\u6709\u51b2\u7a81\u8fd9\u65f6\uff1a
-I\u4f1a\u8ba9\u65b0\u7684\u751f\u6548\uff0c\u6bd5\u7adf\u7b2c\u4e00\u6761
-A\u4f1a\u5148\u6267\u884c\u5230\u8001\u7684\u5c31\u5339\u914d\u9000\u51fa\u4e86\u65b0\u7684\u5728\u6700\u540e\u5c31\u6ca1\u6267\u884c\u3002\t\t\t\t<\/p>\n

\t\t\t\t\taboutyj<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 16:01:11\t<\/p>\n

<\/h3>\n

\t\t\u7cbe\u54c1\u7f51\u7ad9\u6e90\u7801 \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2020-1-7 15:56
\u7406\u89e3\u4e86\uff0c \u4e00\u822c\u6765\u8bf4\u5c31\u662f\u6ca1\u533a\u522b\uff0c<\/p>\n

\u9664\u975e\u539f\u6709\u7684\u4e00\u6761\u548c\u65b0\u7684\u6709\u51b2\u7a81\u8fd9\u65f6\uff1a<\/p>\n

\u5bf9\uff0c\u80fd\u8fd9\u4e48\u7406\u89e3
\u5177\u4f53\u67e5\u770b\u5339\u914d\uff0c\u4f60\u53ef\u4ee5\u6267\u884c iptables -L -n –line-number \u6765\u67e5\u770b\t\t\t <\/p>\n","protected":false},"excerpt":{"rendered":"

\u7cbe\u54c1\u7f51\u7ad9\u6e90\u7801 \u5927\u4f6c\u6709\u8bdd\u8bf4 : 20…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/29475"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=29475"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/29475\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=29475"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=29475"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=29475"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}