{"id":473,"date":"2017-07-13T16:08:53","date_gmt":"2017-07-13T08:08:53","guid":{"rendered":"http:\/\/www.x1985.org\/?p=473"},"modified":"2017-07-13T16:49:00","modified_gmt":"2017-07-13T08:49:00","slug":"ping%e4%b8%ad%e7%9a%84%e5%b0%8f%e7%a7%98%e5%af%86-ttl","status":"publish","type":"post","link":"http:\/\/www.x1985.org\/?p=473","title":{"rendered":"Ping\u4e2d\u7684\u5c0f\u79d8\u5bc6—–TTL"},"content":{"rendered":"
Ping www.x1985.org\r\n\r\n\u6b63\u7684 Ping www.x1985.org [123.56.65.249] \u5177\u6709 32 \u5b57\u8282\u7684\u6570\u636e\uff1a\r\n\u6765\u81ea 123.56.656.249 \u7684\u56de\u590d\uff1a\u5b57\u8282=32 \u65f6\u95f4=24ms TTL=51\r\n\u6765\u81ea 123.56.656.249 \u7684\u56de\u590d\uff1a\u5b57\u8282=32 \u65f6\u95f4=24ms TTL=51\r\n\u6765\u81ea 123.56.656.249 \u7684\u56de\u590d\uff1a\u5b57\u8282=32 \u65f6\u95f4=24ms TTL=51\r\n\u6765\u81ea 123.56.656.249 \u7684\u56de\u590d\uff1a\u5b57\u8282=32 \u65f6\u95f4=24ms TTL=51\r\n\r\n123.56.65.249 \u7684 Ping \u7edf\u8ba1\u4fe1\u606f\uff1a\r\n    \u6570\u636e\u5305\uff1a\u5df2\u53d1\u9001 = 4\uff0c\u5df2\u63a5\u6536 = 4\uff0c\u4e22\u5931 = 0 \uff080% \u4e22\u5931\uff09\uff0c\r\n\u5f80\u8fd4\u884c\u7a0b\u7684\u4f30\u8ba1\u65f6\u95f4(\u4ee5\u6beb\u79d2\u4e3a\u5355\u4f4d)\uff1a\r\n    \u6700\u77ed = 23ms,\u6700\u957f = 25ms,\u5e73\u5747 = 24ms<\/pre>\n
\u4e0a\u9762\u8fd9\u4ee3\u547d\u4ee4\u4ee3\u7801\u6211\u60f3\u5927\u5bb6\u90fd\u77e5\u9053\u5427\uff0c\u54ea\u6015\u4e0d\u77e5\u9053\u4e5f\u5e94\u8be5\u542c\u8bf4\u8fc7\uff0c\u5176\u5b9e\u6574\u4e2a\u4e0b\u6765\u4e5f\u662f\u6ee1\u7b80\u5355\u660e\u4e86\u7684\uff0c\u524d\u9762\u53ef\u80fd\u4e00\u4e0b\u5c31\u4f1a\u770b\u660e\u7684\uff0c\u4f46\u662f\u6700\u540e\u90a3\u4e2aTTL<\/strong>\u662f\u4ec0\u4e48\u4e5f\u8bb8\u6709\u4e9b\u4eba\u5c31\u4e0d\u77e5\u9053\u4e86\u3002<\/p>\n
\u90a3\u4e48\u6211\u4eec\u5148\u6765\u4e86\u89e3\u4e00\u4e0b\u4ec0\u4e48\u662fTTL<\/span><\/strong>\uff1f<\/span><\/p>\n
\n\u8282\u9009\u81ea\u7ef4\u57fa\u767e\u79d1<\/legend>\n
TTL<\/span><\/strong>\u5373\u5b58\u6d3b\u65f6\u95f4<\/strong><\/span>\u662f\u82f1\u8bedTime To Live<\/strong><\/span>\u7684\u7b80\u5199\u5f62\u5f0f<\/strong>\uff0c\u662f\u7535\u8111\u7f51\u7edc\u6280\u672f\u7684\u4e00\u4e2a\u672f\u8bed\uff0c\u6307\u4e00\u4e2a\u6570\u636e\u5305\u5728\u7ecf\u8fc7\u4e00\u4e2a\u7f51\u7edc\u65f6\uff0c\u53ef\u4f20\u9012\u7684\u6700\u957f\u8ddd\u79bb\uff08\u8dc3\u70b9\u6570\uff09\u3002\u6bcf\u5f53\u6570\u636e\u5305\u7ecf\u8fc7\u4e00\u4e2a\u8def\u7531\u5668\u65f6\uff0c\u5176\u5b58\u6d3b\u65f6\u95f4\u5c31\u4f1a\u88ab\u51cf\u4e00\u3002\u5f53\u5176\u5b58\u6d3b\u65f6\u95f4\u4e3a0\u65f6\uff0c\u8def\u7531\u5668\u4fbf\u4f1a\u53d6\u6d88\u6570\u636e\u5305\u5e76\u53d1\u9001\u4e00\u4e2aICMP TTL\u6570\u636e\u5305\u7ed9\u539f\u6570\u636e\u5305\u7684\u53d1\u51fa\u8005\u3002\u5176\u8bbe\u8ba1\u76ee\u7684\u662f\u9632\u6b62\u6570\u636e\u5305\u56e0\u4e0d\u6b63\u786e\u7684\u8def\u7531\u8868\u7b49\u539f\u56e0\u9020\u6210\u7684\u65e0\u9650\u5faa\u73af\u800c\u65e0\u6cd5\u9001\u8fbe\u53ca\u8017\u5c3d\u7f51\u7edc\u8d44\u6e90\u3002<\/fieldset>\n
\u4ece\u4e0a\u9762\u8fd9\u6bb5\u8bdd\u6211\u4eec\u53ef\u4ee5\u77e5\u9053\uff0c\u901a\u8fc7\u4e00\u4e2aTTL\u6211\u4eec\u53ef\u4ee5\u77e5\u9053\u6211\u4eec\u7684\u6570\u636e\u5230\u8fbe\u76ee\u7684\u5730\u7ecf\u8fc7\u4e86\u51e0\u4e2a\u8def\u7531\uff08\u4e0d\u5305\u542b\u672c\u673a\u8def\u7531\u5668\uff09\u3002\u4f46\u662f\u5927\u5bb6\u53c8\u77e5\u4e0d\u77e5\u9053\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7TTL\u731c\u51fa\u5bf9\u65b9\u7684\u64cd\u4f5c\u7cfb\u7edf\uff1f<\/p>\n
WINDOWS NT\/2000   TTL\uff1a128\r\nWINDOWS 95\/98     TTL\uff1a32\r\nUNIX              TTL\uff1a255\r\nLINUX             TTL\uff1a64\r\nWIN7              TTL\uff1a64<\/pre>\n
\u4ece\u4e0a\u9762\u8fd9\u4e2a\u8868\u4e2d\u6211\u4eec\u53ef\u4ee5\u5927\u4f53\u4e0a\u5224\u65ad\u51fa\u5bf9\u65b9\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\u8fd9\u4e2a\u4e16\u754c\u4e0a\u6709\u5f88\u591a\u7684\u4e1c\u897f\u90fd\u662f\u53ef\u4ee5\u6539\u53d8\u7684\uff0c\u5176\u4e2d\u5c31\u5305\u62ec\u64cd\u4f5c\u7cfb\u7edf\u7684TTL\uff0c\u8fd9\u4e5f\u662f\u6211\u524d\u9762\u4e3a\u4ec0\u4e48\u7528\u201c\u731c\u201d<\/strong>\u8fd9\u4e2a\u5b57\u7684\u539f\u56e0\u3002\u81f3\u4e8e\u5927\u5bb6\u600e\u4e48\u770b\u8fd9\u4e1c\u897f\u8fd8\u662f\u5f97\u770b\u81ea\u5df1\u7684\u7ecf\u9a8c\u4e86\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
Ping www.x1985.org \u6b63\u7684 Ping www.x1985.org [123.56.65.249 […]<\/p>\n","protected":false},"author":1,"featured_media":217,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,1],"tags":[57],"_links":{"self":[{"href":"http:\/\/www.x1985.org\/index.php?rest_route=\/wp\/v2\/posts\/473"}],"collection":[{"href":"http:\/\/www.x1985.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.x1985.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.x1985.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.x1985.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=473"}],"version-history":[{"count":15,"href":"http:\/\/www.x1985.org\/index.php?rest_route=\/wp\/v2\/posts\/473\/revisions"}],"predecessor-version":[{"id":488,"href":"http:\/\/www.x1985.org\/index.php?rest_route=\/wp\/v2\/posts\/473\/revisions\/488"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.x1985.org\/index.php?rest_route=\/wp\/v2\/media\/217"}],"wp:attachment":[{"href":"http:\/\/www.x1985.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.x1985.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=473"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.x1985.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}