{"id":1402,"date":"2015-11-03T18:18:15","date_gmt":"2015-11-03T09:18:15","guid":{"rendered":"http:\/\/1bed.allright.life\/?p=1402"},"modified":"2020-04-18T23:07:30","modified_gmt":"2020-04-18T14:07:30","slug":"post-1402","status":"publish","type":"post","link":"https:\/\/1bed.allright.life\/?p=1402","title":{"rendered":"\u30e2\u30c7\u30e0\u306e\u901f\u5ea6\u306b\u3064\u3044\u3066"},"content":{"rendered":"<p>\u5bb6\u306e NAS \u306e\u4e2d\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u7247\u4ed8\u3051\u3066\u3044\u308b\u3068\u30011999 \u5e74\u306b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\u306e\u90e8\u7f72\u3067\u50cd\u3044\u3066\u3044\u305f\u6642\u306e\u8cc7\u6599\u304c\u3067\u3066\u304d\u305f\u3002\u96fb\u8a71\u3084\u30e1\u30fc\u30eb\u3067\u306e\u554f\u3044\u5408\u308f\u305b\u7a93\u53e3\u62c5\u5f53\u3082\u3084\u3063\u3066\u3044\u305f\u306e\u3067\u3001\u805e\u304b\u308c\u305f\u3089\u3059\u3050\u306b\u7b54\u3048\u3089\u308c\u308b\u3088\u3046\u306b\u3057\u3066\u305f\u30e1\u30e2\u306e\u4e00\u3064\u3002<\/p>\n<p>\u61d0\u304b\u3057\u304b\u3063\u305f\u306e\u3067\u8cbc\u3063\u3066\u304a\u304f\u3002<\/p>\n<p><!--more--><\/p>\n<h2>\u30e2\u30c7\u30e0\u306e\u8ee2\u9001\u30b9\u30d4\u30fc\u30c9\u306b\u3064\u3044\u3066<\/h2>\n<ul>\n<li>\n<p>64k ISDN\u306e\u6642 64000bps(\u30d3\u30c3\u30c8\/\u79d2) \u2192 64000 \u00f7 8 = 8000(\u30d0\u30a4\u30c8\/\u79d2) \u4e00\u79d2\u9593\u30678k\u30d0\u30a4\u30c8<\/p>\n<ul>\n<li>\u4f8b\uff1a1M\u306e\u30c7\u30fc\u30bf\u3092DL\u3059\u308b\u3068 1M = 1000k 1000k \u00f7 8k(\u30d0\u30a4\u30c8\/\u79d2) = 125(\u79d2) 125 \u00f7 60 \u2252 2.083&#8230; \u7406\u8ad6\u7684\u306b\u306f2\u5206\u5f31DL\u306b\u6642\u9593\u304c\u304b\u304b\u308b<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>56kModem\u306e\u6642 56000bps(\u30d3\u30c3\u30c8\/\u79d2) \u2192 56000 \u00f7 8 = 7000(\u30d0\u30a4\u30c8\/\u79d2) \u4e00\u79d2\u9593\u30677k\u30d0\u30a4\u30c8<\/p>\n<ul>\n<li>\u4f8b\uff1a1M\u306e\u30c7\u30fc\u30bf\u3092DL\u3059\u308b\u3068 1M = 1000k 1000k \u00f7 7k(\u30d0\u30a4\u30c8\/\u79d2) = 142.857&#8230; \u2252 143(\u79d2) 143 \u00f7 60 = 2.383&#8230; \u7406\u8ad6\u7684\u306b\u306f\u7d042\u520620\u79d2DL\u306b\u6642\u9593\u304c\u304b\u304b\u308b<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>33.6kModem\u306e\u6642 33600bps(\u30d3\u30c3\u30c8\/\u79d2) \u2192 33600 \u00f7 8 = 4200(\u30d0\u30a4\u30c8\/\u79d2) \u4e00\u79d2\u9593\u30674.2k\u30d0\u30a4\u30c8<\/p>\n<ul>\n<li>\u4f8b\uff1a1M\u306e\u30c7\u30fc\u30bf\u3092DL\u3059\u308b\u3068 1M = 1000k 1000k \u00f7 4.2k(\u30d0\u30a4\u30c8\/\u79d2) = 238.095&#8230; \u2252 238(\u79d2) 238 \u00f7 60 = 3.9666&#8230; \u7406\u8ad6\u7684\u306b\u306f\u7d044\u5206DL\u306b\u6642\u9593\u304c\u304b\u304b\u308b<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>28.8kModem\u306e\u6642 28800bps(\u30d3\u30c3\u30c8\/\u79d2) \u2192 28800 \u00f7 8 = 3600(\u30d0\u30a4\u30c8\/\u79d2) \u4e00\u79d2\u9593\u30673.6k\u30d0\u30a4\u30c8<\/p>\n<ul>\n<li>\u4f8b\uff1a1M\u306e\u30c7\u30fc\u30bf\u3092DL\u3059\u308b\u3068 1M = 1000k 1000k \u00f7 3.6k(\u30d0\u30a4\u30c8\/\u79d2) = 277.777&#8230; \u2252 278(\u79d2) 278 \u00f7 60 = 4.6333&#8230; \u7406\u8ad6\u7684\u306b\u306f\u7d044\u520640\u79d2DL\u306b\u6642\u9593\u304c\u304b\u304b\u308b<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u203b\u6ce8\u610f \u3042\u304f\u307e\u3067\u7406\u8ad6\u5024\u3067\u3057\u304b\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5bb6\u306e NAS \u306e\u4e2d\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u7247\u4ed8\u3051\u3066\u3044\u308b\u3068\u30011999 \u5e74\u306b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\u306e\u90e8\u7f72\u3067\u50cd\u3044\u3066\u3044\u305f\u6642\u306e\u8cc7\u6599\u304c\u3067\u3066\u304d\u305f\u3002\u96fb\u8a71\u3084\u30e1\u30fc\u30eb\u3067\u306e\u554f\u3044\u5408\u308f\u305b\u7a93\u53e3\u62c5\u5f53\u3082\u3084\u3063\u3066\u3044\u305f\u306e\u3067\u3001\u805e\u304b\u308c\u305f\u3089\u3059\u3050\u306b\u7b54\u3048\u3089\u308c\u308b\u3088\u3046\u306b\u3057\u3066\u305f [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[82],"tags":[],"class_list":["post-1402","post","type-post","status-publish","format-standard","hentry","category-network"],"_links":{"self":[{"href":"https:\/\/1bed.allright.life\/index.php?rest_route=\/wp\/v2\/posts\/1402","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/1bed.allright.life\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/1bed.allright.life\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/1bed.allright.life\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/1bed.allright.life\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1402"}],"version-history":[{"count":8,"href":"https:\/\/1bed.allright.life\/index.php?rest_route=\/wp\/v2\/posts\/1402\/revisions"}],"predecessor-version":[{"id":3192,"href":"https:\/\/1bed.allright.life\/index.php?rest_route=\/wp\/v2\/posts\/1402\/revisions\/3192"}],"wp:attachment":[{"href":"https:\/\/1bed.allright.life\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1402"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/1bed.allright.life\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1402"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/1bed.allright.life\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1402"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}