{"id":167153,"date":"2023-09-12T23:39:59","date_gmt":"2023-09-12T15:39:59","guid":{"rendered":"http:\/\/www.idc.net\/help\/?p=167153"},"modified":"2023-09-12T23:39:59","modified_gmt":"2023-09-12T15:39:59","slug":"centos7%e7%a6%81ping%e7%9a%84%e5%8a%9e%e6%b3%95","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/167153\/","title":{"rendered":"Centos7\u7981ping\u7684\u529e\u6cd5"},"content":{"rendered":"<p>\u5bf9\u4e8e\u6b63\u5e38\u8fd0\u8425\u7684\u751f\u4ea7\u73af\u5883\uff0c\u7a33\u5b9a\u6027\u662f\u7b2c\u4e00\u8981\u7d20\uff0c\u540c\u65f6\u4e5f\u8981\u505a\u597d\u76f8\u5e94\u7684\u5b89\u5168\u9632\u62a4\uff0c\u5173\u95edping\u53ef\u4ee5\u8d77\u5230\u9632\u6b62\u6d2a\u6c34\u653b\u51fb\u4ee5\u53ca\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u9690\u85cf\u81ea\u5df1\u9632\u6b62\u4e00\u4e9b\u6279\u91cf\u626b\u63cf\u8f6f\u4ef6\u63a2\u6d4b\u4e3b\u673a\uff0c\u51cf\u5c11\u88ab\u5165\u4fb5\u7684\u51e0\u7387\u3002<\/p>\n<p>\u4e00\u822c\u6709\u4ee5\u4e0b\u51e0\u79cd\u529e\u6cd5\uff1a<\/p>\n<p>\u4e00\u3001\u5982\u679c\u5b89\u88c5\u6709\u5b9d\u5854\u9762\u677f\uff0c\u53ef\u4ee5\u76f4\u63a5\u8fdb\u5165\u5b9d\u5854\u9762\u677f--\u5b89\u5168\uff0c\u542f\u7528\u7981ping\u00a0 \uff0c\u6253\u5f00\u6b64\u529f\u80fd\u5373\u53ef\u5b9e\u73b0\u7981ping \u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-167154\" title=\"Centos7\u7981ping\u7684\u529e\u6cd5-1\" src=\"http:\/\/blog.idc.net\/wp-content\/uploads\/2023\/09\/8260_6921c0b3c43462851be00d3dcde5a398.png\" alt=\"Centos7\u7981ping\u7684\u529e\u6cd5-1\" width=\"1021\" height=\"365\" srcset=\"https:\/\/idc.net\/help\/wp-content\/uploads\/2023\/09\/8260_6921c0b3c43462851be00d3dcde5a398.png 1021w, https:\/\/idc.net\/help\/wp-content\/uploads\/2023\/09\/8260_6921c0b3c43462851be00d3dcde5a398-300x107.png 300w, https:\/\/idc.net\/help\/wp-content\/uploads\/2023\/09\/8260_6921c0b3c43462851be00d3dcde5a398-768x275.png 768w\" sizes=\"auto, (max-width: 1021px) 100vw, 1021px\" \/><\/p>\n<p>\u4e8c\u3001\u670d\u52a1\u5668\u5185\u4fee\u6539sysctl.conf \u6587\u4ef6\u5b9e\u73b0\u7981ping<\/p>\n<p>1\uff0c\u7f16\u8f91sysctl.conf<\/p>\n<p>vi \/etc\/sysctl.conf<\/p>\n<p>#\u8bbe\u7f6e\u7981ping\uff08\u5982\u679c\u6709\u6b64\u914d\u7f6e\u5c31\u65e0\u9700\u91cd\u590d\u6dfb\u52a0\uff0c\u4ec5\u66f4\u65b0\u503c\u5373\u53ef\uff09<\/p>\n<p>net.ipv4.icmp_echo_ignore_all = 1<\/p>\n<p>#\u8bf4\u660e\uff1a\u503c\u4e3a1 \u7981ping \uff0c\u503c\u4e3a0 \u5141\u8bb8ping<\/p>\n<p>:wq<\/p>\n<p>#\u4fdd\u5b58\u9000\u51fa<\/p>\n<p>&nbsp;<\/p>\n<p>2\uff0c\u6267\u884c\u547d\u4ee4,\u4f7f\u4fee\u6539\u751f\u6548\uff1a<\/p>\n<p>sysctl -p<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5bf9\u4e8e\u6b63\u5e38\u8fd0\u8425\u7684\u751f\u4ea7\u73af\u5883\uff0c\u7a33\u5b9a\u6027\u662f\u7b2c\u4e00\u8981\u7d20\uff0c\u540c\u65f6\u4e5f\u8981\u505a\u597d\u76f8\u5e94\u7684\u5b89\u5168\u9632\u62a4\uff0c\u5173\u95edping\u53ef\u4ee5\u8d77\u5230\u9632\u6b62\u6d2a\u6c34\u653b\u51fb\u4ee5\u53ca\u4e00\u5b9a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27,37],"tags":[],"class_list":["post-167153","post","type-post","status-publish","format-standard","hentry","category-centos","category-bt"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/167153","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=167153"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/167153\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=167153"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=167153"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=167153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}