{"id":472,"date":"2021-10-26T16:55:32","date_gmt":"2021-10-26T08:55:32","guid":{"rendered":"https:\/\/aic.leexinghai.com\/?p=472"},"modified":"2021-10-26T16:55:33","modified_gmt":"2021-10-26T08:55:33","slug":"h11101-iptables-%e9%98%b2%e7%81%ab%e5%a2%99%e8%af%be%e5%a0%82%e5%b0%8f%e7%bb%83%e4%b9%a0","status":"publish","type":"post","link":"https:\/\/www.leexinghai.com\/aic\/h11101-iptables-%e9%98%b2%e7%81%ab%e5%a2%99%e8%af%be%e5%a0%82%e5%b0%8f%e7%bb%83%e4%b9%a0\/","title":{"rendered":"H11101-iptables \u9632\u706b\u5899\u8bfe\u5802\u5c0f\u7ec3\u4e60"},"content":{"rendered":"\n

CentOS<\/a>7 \u9ed8\u8ba4\u7684\u9632\u706b\u5899\u4e0d\u662fiptables, \u800c\u662ffirewalle.<\/p>\n\n\n\n

\n

1\uff0e\u5148\u68c0\u67e5\u662f\u5426\u5b89\u88c5\u4e86iptables
[root@localhost ~]<\/code># service iptables status\u6216\u8005<\/p>\n\n\n\n

[root@localhost ~]# rpm -qa|grep iptables<\/pre>\n\n\n\n
iptables-services-1.4.21-35.el7.x86_64<\/pre>\n\n\n\n
iptables-1.4.21-35.el7.x86_64<\/pre>\n\n\n\n
\uff08\u663e\u793aiptables\u7248\u672c\u8bf4\u660e\u6709\u5b89\u88c5\uff0c\u6ca1\u6709\u7684\u8bdd\u8fdb\u884c\u5b89\u88c5\uff09<\/p>\n<\/div><\/div>\n\n\n\n
\"\"
\u56fe1<\/figcaption><\/figure><\/div>\n\n\n\n
2\uff0e\u5b89\u88c5iptables\uff0c\u56fe2\u663e\u793a\u5df2\u7ecf\u5b8c\u6210\u4e86\u5b89\u88c5<\/p>\n\n\n\n
[root@localhost ~]# yum install -y iptables<\/code><\/p>\n\n\n\n
\"\"
\u56fe2<\/figcaption><\/figure><\/div>\n\n\n\n
3\uff0e\u5347\u7ea7iptables\uff0c\u5982\u56fe3\u6240\u793a\u3002<\/p>\n\n\n\n
[root@localhost ~]yum update iptables <\/code><\/pre>\n\n\n\n
\"\"
\u56fe3<\/figcaption><\/figure><\/div>\n\n\n\n
4\uff0e\u5b89\u88c5iptables-services\uff0c\u5982\u56fe4\u6240\u793a\u3002<\/p>\n\n\n\n
[root@localhost ~]yum install iptables-services<\/code><\/pre>\n\n\n\n
\"\"
\u56fe4<\/figcaption><\/figure><\/div>\n\n\n\n
\u4e8c\uff0c\u7981\u7528\/\u505c\u6b62\u81ea\u5e26\u7684firewalld\u670d\u52a1<\/p>\n\n\n\n
1.\u505c\u6b62firewalld\u670d\u52a1<\/p>\n\n\n\n
[root@localhost ~]systemctl stop firewalld<\/code><\/pre>\n\n\n\n
2.\u7981\u7528firewalld\u670d\u52a1\uff0c\u7ed3\u679c\u5982\u56fe5\u6240\u793a\u3002<\/p>\n\n\n\n
[root@localhost ~]systemctl mask firewalld<\/code><\/pre>\n\n\n\n
\"\"
\u56fe5<\/figcaption><\/figure><\/div>\n\n\n\n
  1. \u67e5\u770bfilter\u8868\u4e2d\u7684\u89c4\u5219\uff0c\u8bf4\u51fafilter\u5b58\u5728\u51e0\u79cd\u94fe\uff1a\u5b58\u5728\u4e09\u79cd\u94fe\uff1aINPUT FORWARD OUTPUT\u3002\u5982\u56fe6\u6240\u793a\u3002<\/li><\/ol>\n\n\n\n
    \"\"
    \u56fe6<\/figcaption><\/figure><\/div>\n\n\n\n
    • \u4e3e\u4e00\u53cd\u4e09\u540c\u65f6\u6211\u4eec\u53ef\u4ee5\u67e5\u770braw\uff0cmangles\uff0cnat\u8868\u4e2d\u7684\u89c4\u5219\uff0c\u5982\u56fe7\u6240\u793a\u3002<\/li><\/ul>\n\n\n\n
      \"\"
      \u56fe7<\/figcaption><\/figure><\/div>\n\n\n\n
      • \u67e5\u770b\u6307\u5b9afilter\u8868\u4e2d\u7684output\u94fe\u7684\u8be6\u7ec6\u4fe1\u606f\uff08\u6ce8\u610f\u94fe\u7684\u5927\u5c0f\u5199\uff09\uff0c\u4e86\u89e3\u6bcf\u4e2a\u5b57\u6bb5\u7684\u4fe1\u606f\uff0c\u5982\u56fe8\u6240\u793a\u3002<\/li><\/ul>\n\n\n\n
        \"\"
        \u56fe8<\/figcaption><\/figure><\/div>\n\n\n\n
        • \u518d\u6b21\u67e5\u770bfilter\u8868\u4e2dinput\u94fe\u7684\u8be6\u7ec6\u4fe1\u606f\u548c\u5217\u51fa\u89c4\u5219\u5e8f\u5217\u7f16\u53f7\uff0c\u4e0d\u5bf9\u5730\u5740\u8fdb\u884c\u540d\u79f0\u89e3\u6790\uff0c\u5982\u56fe9\u6240\u793a\u3002<\/li><\/ul>\n\n\n\n
          \"\"
          \u56fe9<\/figcaption><\/figure><\/div>\n\n\n\n
          • \u518d\u521b\u5efa\u4e00\u53f0\u865a\u62df\u673a\u6765\u6a21\u62df\u53e6\u5916\u4e00\u53f0\u4e3b\u673a\uff0c\u5206\u522b\u67e5\u770b\u4e24\u53f0\u865a\u62df\u4e3b\u673a\u7684ip\u5730\u5740\uff0c\u7528ping\u6d4b\u8bd5\u4e24\u53f0\u865a\u62df\u4e3b\u673a\u7684\u8fde\u901a\u6027\uff0c\u5728\u5bf9\u5e94\u8868\u7684\u76f8\u5173\u94fe\u4e2d\u5728\u9996\u90e8\u5199\u4e00\u6761\u89c4\u5219\u6765\u62d2\u7edd\u6765\u81ea\u53e6\u5916\u4e00\u53f0\u4e3b\u673a\u7684\u6240\u6709\u62a5\u6587\u8bbf\u95ee,\u67e5\u770b\u5b9a\u4e49\u7684\u89c4\u5219\u751f\u6548\u4e86\u6ca1\u6709<\/li><\/ul>\n\n\n\n
            \u00a0\u00a0\u00a0\u00a0 5.1\u67e5\u770bCENTOS\u7684IP\u5730\u5740\uff0c\u5982\u56fe10\u6240\u793a\u3002<\/p>\n\n\n\n
            \"\"
            \u56fe10<\/figcaption><\/figure><\/div>\n\n\n\n
            \u00a0\u00a0\u00a0\u00a0 5.2\u7528\u53e6\u5916\u4e00\u53f0\u865a\u62df\u673a\u5c1d\u8bd5\u4f7f\u7528ping\u547d\u4ee4\u8fdb\u884c\u8fde\u901a\u6027\u6d4b\u8bd5\u3002\u53d1\u73b0\u53ef\u4ee5\u6b63\u5e38\u8fde\u901a \uff0c\u5982\u56fe11\u6240\u793a\u3002 <\/p>\n\n\n\n
            \"\"
            \u56fe11<\/figcaption><\/figure><\/div>\n\n\n\n
            \u00a0\u00a0\u00a0\u00a0 5.3\u6dfb\u52a0\u62d2\u7edd\u8bbf\u95ee\u7684\u9632\u706b\u5899\u89c4\u5219\uff0c\u5982\u56fe12\u6240\u793a\u3002<\/p>\n\n\n\n
            \"\"
            \u56fe12<\/figcaption><\/figure><\/div>\n\n\n\n
            \u00a0\u00a0\u00a0\u00a0 5.4\u518d\u6b21\u4f7f\u7528ping\u547d\u4ee4\u8fdb\u884c\u8fde\u901a\u6027\u6d4b\u8bd5\uff0c\u53d1\u73b0\u5df2\u7ecf\u4e0d\u80fd\u8fdb\u884c\u8fde\u901a\uff0c \u5982\u56fe13\u6240\u793a\u3002 <\/p>\n\n\n\n
            \"\"
            \u56fe13<\/figcaption><\/figure><\/div>\n","protected":false},"excerpt":{"rendered":"
            CentOS7 \u9ed8\u8ba4\u7684\u9632\u706b\u5899\u4e0d\u662fiptables, \u800c\u662ffirewalle. 1\uff0e\u5148\u68c0\u67e5\u662f\u5426\u5b89\u88c5\u4e86iptabl […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17,19],"tags":[],"class_list":["post-472","post","type-post","status-publish","format-standard","hentry","category-17","category-fwat"],"_links":{"self":[{"href":"https:\/\/www.leexinghai.com\/aic\/wp-json\/wp\/v2\/posts\/472","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.leexinghai.com\/aic\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.leexinghai.com\/aic\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.leexinghai.com\/aic\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.leexinghai.com\/aic\/wp-json\/wp\/v2\/comments?post=472"}],"version-history":[{"count":1,"href":"https:\/\/www.leexinghai.com\/aic\/wp-json\/wp\/v2\/posts\/472\/revisions"}],"predecessor-version":[{"id":486,"href":"https:\/\/www.leexinghai.com\/aic\/wp-json\/wp\/v2\/posts\/472\/revisions\/486"}],"wp:attachment":[{"href":"https:\/\/www.leexinghai.com\/aic\/wp-json\/wp\/v2\/media?parent=472"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.leexinghai.com\/aic\/wp-json\/wp\/v2\/categories?post=472"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.leexinghai.com\/aic\/wp-json\/wp\/v2\/tags?post=472"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}