{"id":59821,"date":"2023-10-31T02:06:04","date_gmt":"2023-10-30T18:06:04","guid":{"rendered":"https:\/\/www.techphant.cn\/?p=59821"},"modified":"2023-10-31T02:06:04","modified_gmt":"2023-10-30T18:06:04","slug":"tssmys","status":"publish","type":"post","link":"https:\/\/www.techphant.cn\/blog\/59821.html","title":{"rendered":"TTL\u662f\u4ec0\u4e48\u610f\u601d"},"content":{"rendered":"

  TTL\u662fTime To Live\u7684\u7f29\u5199\uff0c\u5b83\u662f\u4e00\u79cd\u7f51\u7edc\u534f\u8bae\uff0c\u7528\u4e8e\u6307\u5b9a\u7f51\u7edc\u6570\u636e\u5305\u7684\u6700\u5927\u751f\u5b58\u65f6\u95f4\u3002<\/strong>TTL\u662f\u4e00\u79cd\u7f51\u7edc\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u9632\u6b62\u7f51\u7edc\u6570\u636e\u5305\u5728\u7f51\u7edc\u4e2d\u65e0\u9650\u5faa\u73af\uff0c\u4ece\u800c\u907f\u514d\u7f51\u7edc\u62e5\u585e\u7684\u53d1\u751f\u3002<\/p>\n

TTL\u7684\u5386\u53f2\u6e0a\u6e90<\/h2>\n

  TTL\u7684\u6982\u5ff5\u6e90\u81ea\u4e8e1970\u5e74\u4ee3\uff0c\u5f53\u65f6\u7684\u7f51\u7edc\u6280\u672f\u4e3b\u8981\u662fARPANET\uff0c\u5b83\u662f\u4e00\u79cd\u57fa\u4e8eTCP \/ IP\u534f\u8bae\u7684\u7f51\u7edc\u3002\u5728ARPANET\u7684\u7f51\u7edc\u4e2d\uff0cTTL\u53ef\u4ee5\u88ab\u89c6\u4e3a\u4e00\u79cd\u65f6\u95f4\u6233\uff0c\u7528\u4e8e\u9650\u5236\u7f51\u7edc\u6570\u636e\u5305\u7684\u6700\u5927\u751f\u5b58\u65f6\u95f4\u3002<\/p>\n

  TTL\u7684\u5de5\u4f5c\u539f\u7406<\/h3>\n

  TTL\u7684\u5de5\u4f5c\u539f\u7406\u975e\u5e38\u7b80\u5355\uff0c\u5b83\u7684\u5de5\u4f5c\u539f\u7406\u53ef\u4ee5\u6982\u62ec\u4e3a\uff1a\u5f53\u7f51\u7edc\u6570\u636e\u5305\u5728\u7f51\u7edc\u4e2d\u4f20\u8f93\u65f6\uff0c\u6bcf\u7ecf\u8fc7\u4e00\u4e2a\u8def\u7531\u5668\uff0c\u8def\u7531\u5668\u90fd\u4f1a\u5c06TTL\u7684\u503c\u51cf1\uff0c\u5f53TTL\u7684\u503c\u51cf\u52300\u65f6\uff0c\u8def\u7531\u5668\u4f1a\u5c06\u6570\u636e\u5305\u4e22\u5f03\uff0c\u4ece\u800c\u9632\u6b62\u6570\u636e\u5305\u5728\u7f51\u7edc\u4e2d\u65e0\u9650\u5faa\u73af\u3002<\/p>\n

  TTL\u7684\u5e94\u7528\u573a\u666f<\/strong><\/p>\n

  TTL\u7684\u5e94\u7528\u573a\u666f\u5341\u5206\u5e7f\u6cdb\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u7f51\u7edc\u8d1f\u8f7d\u5747\u8861\uff0c\u53ef\u4ee5\u7528\u4e8e\u63a7\u5236\u7f51\u7edc\u6570\u636e\u5305\u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u8fd8\u53ef\u4ee5\u7528\u4e8e\u7f51\u7edc\u5b89\u5168\uff0c\u4f8b\u5982\u9632\u6b62DNS\u653b\u51fb\uff0c\u9632\u6b62\u62d2\u7edd\u670d\u52a1\u653b\u51fb\u7b49\u3002<\/p>\n

TTL\u7684\u4f18\u52bf<\/h2>\n

  TTL\u7684\u4f18\u52bf\u5341\u5206\u660e\u663e\uff0c\u5b83\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u7f51\u7edc\u62e5\u585e\u7684\u53d1\u751f\uff0c\u53ef\u4ee5\u63d0\u9ad8\u7f51\u7edc\u7684\u6548\u7387\uff0c\u8fd8\u53ef\u4ee5\u63d0\u9ad8\u7f51\u7edc\u5b89\u5168\u6027\u3002<\/p>\n

  TTL\u7684\u7f3a\u70b9<\/h3>\n

  TTL\u4e5f\u6709\u4e00\u4e9b\u7f3a\u70b9\uff0c\u4f8b\u5982\u5b83\u53ef\u80fd\u4f1a\u5bfc\u81f4\u7f51\u7edc\u6570\u636e\u5305\u7684\u4e22\u5931\uff0c\u53e6\u5916\uff0cTTL\u7684\u503c\u4e0d\u80fd\u592a\u9ad8\uff0c\u5426\u5219\u53ef\u80fd\u4f1a\u5bfc\u81f4\u7f51\u7edc\u62e5\u585e\u3002<\/p>\n

\u603b\u7ed3<\/h2>\n

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TTL\u662fTimeToLive\u7684\u7f29\u5199\uff0c\u5b83\u662f\u4e00\u79cd\u7f51\u7edc\u534f\u8bae\uff0c\u7528\u4e8e\u6307\u5b9a\u7f51\u7edc\u6570\u636e\u5305\u7684\u6700\u5927\u751f\u5b58\u65f6\u95f4\u3002TTL\u662f\u4e00\u79cd\u7f51\u7edc\u6280\u672f\uff0c\u5b83\u53ef\u4ee5\u9632\u6b62\u7f51\u7edc\u6570\u636e\u5305\u5728<\/p>\n","protected":false},"author":1,"featured_media":1839,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[36],"tags":[305],"class_list":["post-59821","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-dzjs"],"_links":{"self":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/59821","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/comments?post=59821"}],"version-history":[{"count":0,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/posts\/59821\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media\/1839"}],"wp:attachment":[{"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/media?parent=59821"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/categories?post=59821"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.techphant.cn\/wp-json\/wp\/v2\/tags?post=59821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}