[ \u30aa\u30fc\u30d0\u30fc\u30ec\u30a4\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u304a\u3051\u308b\u7d4c\u8def\u91cd\u8907\u3092\u5229\u7528\u3057\u305f\u8a08\u6e2c\u624b\u6cd5 ]
\nOverlay network = Skype \u3068\u304b BitTorrent \u3068\u304b\u3001IP \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306b\u69cb\u7bc9\u3055\u308c\u305f\u8ad6\u7406\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3002\u3075\u3064\u3046\u306f\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306b\u5b9f\u88c5\u3059\u308b\u304c\u3001\u30eb\u30fc\u30bf\u4e0a\u306b\u5b9f\u88c5\u3059\u308b\u30eb\u30fc\u30bf\u30aa\u30fc\u30d0\u30fc\u30ec\u30a4\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u63d0\u6848\u3002\u30eb\u30fc\u30bf\u306b\u5b9f\u88c5\u3059\u308b\u306e\u3067\u52b9\u7387\u7684\u306a\u30aa\u30fc\u30d0\u30fc\u30ec\u30a4\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u5236\u5fa1\u304c\u3067\u304d\u308b\u3002
\n\u30d0\u30f3\u30c9\u5e45\u6e2c\u5b9a\u306e\u624b\u6cd5\u306f\u3069\u3046\u304b\u3093\u304c\u3048\u3066\u3044\u308b? (\u7530\u4e2d\u5148\u751f) \u2192 \u4eca\u56de\u306f\u8a08\u6e2c\u6226\u7565\u306b\u3064\u3044\u3066\u306a\u306e\u3067\u3001\u5177\u4f53\u7684\u306b\u306f\u3042\u307e\u308a\u8003\u3048\u3066\u3044\u306a\u3044 \u2192 \u30d1\u30b9\u3092\u77ed\u304f\u533a\u5207\u3063\u3066\u6e2c\u5b9a\u3059\u308b\u3068\u3001end-to-end \u3067\u6e2c\u5b9a\u3059\u308b\u306e\u306b\u6bd4\u3079\u3066\u8aa4\u5dee\u304c\u305f\u307e\u308a\u305d\u3046\u3067\u3059\u304c \u2192 \u95a2\u9023\u7814\u7a76\u3067\u3001\u305d\u308c\u3067\u3082 80% \u304f\u3089\u3044\u306f\u4fe1\u983c\u3067\u304d\u308b\u3001\u3068\u3044\u3046\u30c7\u30fc\u30bf\u304c\u51fa\u3066\u3044\u308b\u3002
\n[ P2P \u30d5\u30a1\u30a4\u30eb\u5171\u6709\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u30af\u30a8\u30ea\u30c8\u30ec\u30f3\u30c9\u30d1\u30bf\u30fc\u30f3\u306e\u5206\u6790 ]
\nP2P \u306a\u30d5\u30a1\u30a4\u30eb\u5171\u6709\u30b7\u30b9\u30c6\u30e0\u3067\u306f LRU \u3068\u304b\u3067 peer \u306e\u4fdd\u6301\u3059\u308b\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u7ba1\u7406\u3055\u308c\u308b\u304c\u3001\u3044\u308f\u3086\u308b\u300c\u6025\u4e0a\u6607\u30ad\u30fc\u30ef\u30fc\u30c9\u300d\u304c\u3042\u308b\u306e\u3067\u3001\u5b9f\u969b\u306b\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u751f\u5b58\u671f\u9593\u306b\u884c\u304f\u524d\u306b\u307f\u3093\u306a\u304c\u51b7\u3081\u3061\u3083\u3063\u3066\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u7121\u99c4\u306b\u306a\u308b\u3053\u3068\u304c\u591a\u3044\u3002
\nP2P \u306e\u30b5\u30fc\u30d3\u30b9\u3092\u30af\u30ed\u30fc\u30eb\u3057\u3066\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u53ce\u96c6\u3002Winny \u306f peer \u306e\u56de\u7dda\u901f\u5ea6\u306b\u3088\u3063\u3066\u968e\u5c64\u5316\u3055\u308c\u308b\u305f\u3081\u3001\u901f\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u3064\u306a\u304c\u3063\u3066\u3044\u308bpeer (\u56de\u7dda\u901f\u5ea6\u306f\u81ea\u5df1\u7533\u544a) \u306b\u30af\u30a8\u30ea\u304c\u96c6\u4e2d\u3059\u308b\u306e\u3067\u3001\u305d\u3053\u3067\u30c7\u30fc\u30bf\u53ce\u96c6\u3092\u884c\u3063\u305f\u30021\u30f6\u6708\u8a08\u6e2c\u3067\u3001\u3061\u3083\u3093\u3068\u3079\u304d\u4e57\u5247\u306b\u5f93\u3063\u305f\u7d50\u679c\u306b\u306a\u3063\u305f\u3002
\n\u30af\u30a8\u30ea\u306e\u63a8\u79fb\u30d1\u30bf\u30fc\u30f3\u3092 FFT \u3067\u51e6\u7406\u3057\u3001\u30af\u30a8\u30ea\u306e\u985e\u4f3c\u5ea6\u3092\u8a08\u7b97\u3002Ward\u6cd5\u3067\u30af\u30e9\u30b9\u30bf\u30ea\u30f3\u30b0\u3002
\n\u3053\u308c\u9762\u767d\u3044\u306a\u3002
\n\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u751f\u5b58\u671f\u9593\u3092\u6c7a\u3081\u308b\u306b\u306f\u3001\u30af\u30a8\u30ea\u304c\u6e1b\u3063\u3066\u304b\u3089\u3067\u306f\u9045\u304f\u3066\u3001\u4e88\u6e2c\u3092\u305b\u306d\u3070\u306a\u3089\u306a\u3044\u3068\u601d\u3046\u306e\u3067\u3059\u304c \u2192 \u4eca\u5f8c\u306e\u8ab2\u984c\u3068\u3044\u3046\u3053\u3068\u3067\u3057\u305f\u3002
\n\u3044\u308d\u3044\u308d\u306a\u30d1\u30bf\u30fc\u30f3\u3092\u307f\u305b\u3066\u3044\u305f\u3060\u3044\u305f\u304c\u3001\u6b63\u898f\u5316\u3059\u308b\u524d\u306e\u751f\u306e\u5024\u304c\u898b\u3066\u307f\u305f\u3044\u3067\u3059\u3002\u6025\u6fc0\u306b\u5897\u3048\u3066\u6025\u6fc0\u306b\u843d\u3061\u308b\u3088\u3046\u306a\u306e\u306f\u5b9f\u969b\u306b\u4eba\u6c17\u304c\u3042\u308b\u306e\u304b\u3001\u3068\u304b\u3002\u2192 3\u5272\u304f\u3089\u3044\u304c\u305d\u3046\u3044\u3046\u30ad\u30fc\u30ef\u30fc\u30c9\u3067\u3057\u305f\u3002
\n[ \u8907\u6570\u306e\u30aa\u30fc\u30d0\u30ec\u30a4\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u304a\u3051\u308b\u6b8b\u4f59\u901a\u4fe1\u6642\u9593\u3092\u8003\u616e\u3057\u305f\u5f37\u8abf\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0 ]
\n\u30aa\u30fc\u30d0\u30fc\u30ec\u30a4\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5229\u70b9: \u3075\u3064\u3046\u306e IP \u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u3088\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u81ea\u524d\u3067\u7d4c\u8def\u3092\u3082\u3066\u308b\u306e\u3067\u81ea\u7531\u5ea6\u304c\u9ad8\u3044\u3002\u3067\u3082\u3001\u3053\u3046\u3044\u3046\u306e\u304c\u5897\u3048\u308b\u3068\u3001\u5e2f\u57df\u3092\u98df\u3044\u5408\u3063\u305f\u308a\u3059\u308b\u3002
\n\u65e2\u5b58\u306e\u5354\u8abf\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3067\u306f\u3001\u65b0\u898f\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u65e2\u5b58\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u30d0\u30f3\u30c9\u5e45\u3092\u3069\u308c\u304f\u3089\u3044\u596a\u3046\u304b\u3092\u8a08\u7b97\u3057\u3001\u5168\u4f53\u3068\u3057\u3066\u306a\u308b\u3079\u304f\u5f71\u97ff\u304c\u5c0f\u3055\u304f\u306a\u308b\u3088\u3046\u306b\u3059\u308b (\u5168\u4f53\u3092\u898b\u56de\u3057\u3066\u3084\u308b\u306e\u306f\u7121\u7406\u306a\u306e\u3067\u3001\u30ce\u30fc\u30c9\u3054\u3068)\u3002\u3067\u3082\u3001\u4e0e\u3048\u308b\u5f71\u97ff\u306e\u6301\u7d9a\u6642\u9593\u3092\u8003\u616e\u3057\u3066\u3044\u306a\u3044\u3002\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001\u3092\u4f8b\u306b\u3001\u30bf\u30b9\u30af\u5b8c\u4e86\u306b\u5fc5\u8981\u306a\u6b8b\u4f59\u6642\u9593\u3092\u8003\u616e\u3057\u305f\u5354\u8abf\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u624b\u6cd5\u3092\u63d0\u6848\u30fb\u8a55\u4fa1\u3002
\n\u3082\u3068\u3082\u3068\u8ee2\u9001\u6642\u9593\u304c\u308f\u304b\u3063\u3066\u3044\u308b\u524d\u63d0\u306e\u3088\u3046\u306b\u898b\u3048\u308b\u304c\uff1f \u2192 \u307e\u3042\u3001\u3075\u3064\u3046\u306e\u3001\u3059\u3067\u306b\u9001\u3063\u305f\u5272\u5408\u3067\u8a08\u7b97\u3067\u3001\u5fc5\u305a\u3057\u3082\u6b63\u78ba\u3067\u306a\u304f\u3066\u3082\u3044\u3044\u306e\u3067\u3002
\n[ \u30ce\u30fc\u30c9\u6027\u80fd\u3092\u8003\u616e\u3057\u305f\u975e\u5bfe\u79f0 DHT \u306e\u63d0\u6848 ]
\nDHT = Distributed Hash Table: P2P \u306a overlaid network \u3092\u4f7f\u3063\u305f\u30c7\u30fc\u30bf\u69cb\u9020\u3002
\n\u3059\u3079\u3066\u306e\u30ce\u30fc\u30c9\u304c\u5168\u4f53\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3092\u6240\u6301\u3059\u308b (\u5bfe\u79f0\u7684)\u3002\u3067\u3082\u3053\u308c\u306f\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u306e\u7dad\u6301\u304c\u5927\u5909\u3002
\n\u975e\u5bfe\u79f0 DHT \u3067\u306f\u3001\u30d0\u30f3\u30c9\u5e45\u3084\u8a08\u7b97\u80fd\u529b\u306a\u3069\u30ce\u30fc\u30c9\u306e\u6027\u80fd\u306b\u5fdc\u3058\u3066\u9ad8\u6027\u80fd\u30fb\u4f4e\u6027\u80fd\u306b\u5206\u3051\u308b\u3002\u9ad8\u6027\u80fd\u30ce\u30fc\u30c9\u306f\u5168\u4f53\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3092\u3001\u4f4e\u6027\u80fd\u30ce\u30fc\u30c9\u306f\u898f\u5b9a\u6570\u306e\u9ad8\u6027\u80fd\u30ce\u30fc\u30c9\u304c\u898b\u3064\u304b\u308b\u307e\u3067\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3092\u62e1\u5927\u3002
\n\u4f4e\u6027\u80fd\u30ce\u30fc\u30c9\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u304c\u5c0f\u3055\u3051\u308c\u3070\u901a\u4fe1\u91cf\u306f\u3051\u3063\u3053\u3046\u6e1b\u308b\u304c\u3001\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u306b\u5931\u6557\u3059\u308b\u78ba\u7387\u304c\u9ad8\u304f\u306a\u308b\u3002\u3067\u3082\u3001\u6319\u52d5\u306e\u8aac\u660e\u3067\u304d\u306a\u3044\u3068\u3053\u308d\u3082\u30fb\u30fb\u30fb
\n[ \u5206\u6563\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u304a\u3051\u308b\u900f\u904e\u7684\u30c7\u30fc\u30bf\u5229\u7528\u74b0\u5883\u306e\u5b9f\u73fe ]
\n\u9ad8\u77e5\u5de5\u79d1\u5927\u306e\u4eba\u985e\u5b66\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u4f5c\u3063\u3066\u3044\u308b\u5206\u6563 DB \u306e\u8a71\u3002\u304b\u3063\u3053\u3044\u3044\u3002\u5b9f\u969b\u306b\u4f7f\u3046\u3082\u306e\u3092\u4f5c\u308b\u3001\u3068\u3044\u3046\u306e\u306f\u3044\u3044\u306d\u3002
\n[ \u5b9a\u984d\u5236 VOD \u578b IP \u653e\u9001\u306b\u304a\u3051\u308b\u30e6\u30fc\u30b6\u4fbf\u76ca\u3068\u4e8b\u696d\u8005\u53ce\u76ca\u306b\u57fa\u3065\u304f\u8996\u8074\u6599\u91d1\u8a2d\u5b9a ]
\n\u3061\u3083\u3093\u3068\u30e6\u30fc\u30b6\u4fbf\u76ca\u3068\u4e8b\u696d\u8005\u53ce\u76ca\u306b\u3064\u3044\u3066\u3001\u30b2\u30fc\u30e0\u7406\u8ad6\u3092\u3084\u3063\u3066\u3044\u308b\u3002\u3044\u3044\u306d\u3002
\n\u4e8b\u696d\u8005\u304c\u5229\u76ca\u3092\u8ffd\u6c42\u3057\u3059\u304e\u308b\u3068\u30e6\u30fc\u30b6\u304c\u96e2\u308c\u3066\u3044\u3063\u3061\u3083\u3046\u308f\u3051\u3067\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
[ \u30aa\u30fc\u30d0\u30fc\u30ec\u30a4\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u304a\u3051\u308b\u7d4c\u8def\u91cd\u8907\u3092\u5229\u7528\u3057\u305f\u8a08\u6e2c\u624b\u6cd5 ] Overlay network = Skype \u3068\u304b BitTorrent \u3068\u304b\u3001IP \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306b\u69cb\u7bc9\u3055\u308c\u305f\u8ad6\u7406\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3002\u3075\u3064\u3046\u306f\u30a8\u30f3\u30c9\u30dd … “ICM Mar.13, 2009” \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"activitypub_content_warning":"","activitypub_content_visibility":"","activitypub_max_image_attachments":4,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"","footnotes":""},"categories":[10],"tags":[],"class_list":["post-2287","post","type-post","status-publish","format-standard","hentry","category-conference-logs"],"_links":{"self":[{"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/posts\/2287","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/comments?post=2287"}],"version-history":[{"count":0,"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/posts\/2287\/revisions"}],"wp:attachment":[{"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/media?parent=2287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/categories?post=2287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yasu2.prosou.nu\/blog\/index.php\/wp-json\/wp\/v2\/tags?post=2287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}