{"id":36956,"date":"2024-07-06T04:33:26","date_gmt":"2024-07-06T04:33:26","guid":{"rendered":"https:\/\/science-hub.click\/%E3%83%AA%E3%82%A2%E3%83%AB%E3%82%BF%E3%82%A4%E3%83%A0%E3%83%88%E3%83%A9%E3%83%B3%E3%82%B9%E3%83%9D%E3%83%BC%E3%83%88%E3%83%97%E3%83%AD%E3%83%88%E3%82%B3%E3%83%AB-%E5%AE%9A%E7%BE%A9\/"},"modified":"2024-07-06T04:33:26","modified_gmt":"2024-07-06T04:33:26","slug":"%E3%83%AA%E3%82%A2%E3%83%AB%E3%82%BF%E3%82%A4%E3%83%A0%E3%83%88%E3%83%A9%E3%83%B3%E3%82%B9%E3%83%9D%E3%83%BC%E3%83%88%E3%83%97%E3%83%AD%E3%83%88%E3%82%B3%E3%83%AB-%E5%AE%9A%E7%BE%A9","status":"publish","type":"post","link":"https:\/\/science-hub.click\/?p=36956","title":{"rendered":"\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u30d7\u30ed\u30c8\u30b3\u30eb – \u5b9a\u7fa9"},"content":{"rendered":"
\u30d7\u30ed\u30c8\u30b3\u30eb\u30b9\u30bf\u30c3\u30af<\/strong><\/big><\/caption>
7<\/th>\u5fdc\u7528<\/th><\/tr>
6<\/th>\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3<\/th><\/tr>
5<\/th>\u30bb\u30c3\u30b7\u30e7\u30f3<\/th><\/tr>
4<\/th>\u4ea4\u901a\u6a5f\u95a2<\/th><\/tr>
3<\/th>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/th><\/tr>
2<\/th>\u30c7\u30fc\u30bf<\/a><\/span>\u30d0\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0<\/th><\/tr>
1<\/th>\u7269\u7406\u7684\u306a<\/a><\/span><\/th><\/tr>
OSI\u30e2\u30c7\u30eb<\/a><\/span><\/small><\/td><\/tr><\/table>

RTP<\/strong> ( Real-Time Transport Protocol<\/i> ) \u306f\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf<\/a><\/span>\u901a\u4fe1\u30d7\u30ed\u30c8\u30b3\u30eb<\/a><\/span>\u3067\u3059\u3002<\/p>

\u3053\u308c\u306f\u3001UDP \u3092\u4f7f\u7528\u3059\u308b\u305f\u3081\u3001\u5b9f\u969b\u306e\u8ee2\u9001\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002TCP \u306f\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8<\/a><\/span>\u3067\u306f\u306a\u304f\u3001\u30c7\u30fc\u30bf\u30b9\u30c8\u30ea\u30fc\u30e0<\/a><\/span>\u306e\u5373\u6642\u9001\u4fe1\u3092\u8a31\u53ef\u3057\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u305d\u308c\u81ea\u4f53\u306f\u5b9f\u969b\u306b\u306f\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u306f\u3042\u308a\u307e\u305b\u3093 (\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8<\/a><\/span>\u306a\u3069\u306e\u73fe\u5728\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u6700\u5927\u9045\u5ef6<\/a><\/span>\u304c\u4fdd\u8a3c\u3055\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u306f\u3042\u308a\u307e\u305b\u3093) \u304c\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0<\/a><\/span>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/a><\/span>(\u305f\u3068\u3048\u3070\u3001\u5e2f\u57df\u5e45<\/span>\u304c\u4fdd\u8a3c\u3055\u308c\u3066\u3044\u308b ATM \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306a\u3069) \u3067\u306f\u6709\u5229\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u5149<\/a><\/span>\u30c1\u30e3\u30cd\u30eb\u3001\u653e\u9001\u3001\u307e\u305f\u306f\u885b\u661f\u30c1\u30e3\u30cd\u30eb\uff09\u3002<\/p>

\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8<\/a><\/span>\u30c6\u30ec\u30d5\u30a9\u30cb\u30fc<\/a><\/span>\u3084\u30e9\u30a4\u30d6\u30d3\u30c7\u30aa<\/a><\/span>\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0<\/a><\/span>\u7528\u306e Voice over IP \u306a\u3069\u306e\u30de\u30eb\u30c1\u30e1\u30c7\u30a3\u30a2<\/a><\/span>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b Time-as-a-Service \u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 UDP \u30d1\u30b1\u30c3\u30c8\u306b\u7279\u5b9a\u306e\u30d8\u30c3\u30c0\u30fc\u3092\u8ffd\u52a0\u3057\u3066\u3001\u4f1d\u9001\u3055\u308c\u308b\u30e1\u30c7\u30a3\u30a2\u306e\u30bf\u30a4\u30d7\u3001\u30c7\u30fc\u30bf\u30b0\u30e9\u30e0\u306e\u9806\u5e8f\u4ed8\u3051\u3068\u540c\u671f\u3092\u77e5\u3089\u305b\u308b\u305f\u3081\u3001\u53d7\u4fe1\u6a5f\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067\u5931\u308f\u308c\u305f\u30c7\u30fc\u30bf\u30b0\u30e9\u30e0\u3084\u8aa4\u3063\u3066\u53d7\u4fe1\u3057\u305f\u30c7\u30fc\u30bf\u30b0\u30e9\u30e0\u3092\u691c\u51fa\u3067\u304d\u3001\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u9023\u7d9a\u30b9\u30c8\u30ea\u30fc\u30e0<\/a><\/span>\u3092\u518d\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002<\/p>

RTP \u306f\u5358\u65b9\u5411\u3067\u3042\u308a\u3001\u885b\u661f<\/a><\/span>\u7d4c\u7531\u306e\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8 (\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8<\/i>) \u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u591a\u6570<\/a><\/span>\u306e\u53d7\u4fe1\u6a5f\u306b\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30ea\u30bd\u30fc\u30b9\u306e\u70b9\u3067\u975e\u5e38\u306b\u7d4c\u6e08\u7684\u3068\u306a\u308a\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u6709\u52b9\u30d3\u30c3\u30c8 \u30ec\u30fc\u30c8<\/a><\/span>\u3068\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0<\/a><\/span>\u54c1\u8cea\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>

\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3001\u72ec\u7acb\u3057\u3066\u30cd\u30b4\u30b7\u30a8\u30fc\u30c8\u3055\u308c\u308b RTCP (Real Time Control Protocol) \u7d4c\u7531\u306e\u30b5\u30fc\u30d3\u30b9\u54c1\u8cea<\/a><\/span>(QoS)\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af<\/i>\u30c1\u30e3\u30cd\u30eb\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u7528\u200b\u200b\u3067\u304d\u307e\u3059 (RTSP \u3092\u53c2\u7167)\u3002\u3053\u306e\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u306f\u3001\u305f\u3068\u3048\u3070\u3001\u30c1\u30e3\u30cd\u30eb\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0 \u30d7\u30ed\u30d1\u30c6\u30a3\u3001\u53d7\u4fe1\u6a5f\u30d0\u30c3\u30d5\u30a1\u306e\u72b6\u614b\u306b\u3064\u3044\u3066\u9001\u4fe1\u6a5f\u306b\u901a\u77e5\u3057\u305f\u308a\u3001\u30de\u30eb\u30c1\u30e1\u30c7\u30a3\u30a2 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5727\u7e2e\/\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u306e\u5909\u66f4\u3092\u8981\u6c42\u3057\u305f\u308a\u3067\u304d\u307e\u3059 (\u3053\u306e\u5834\u5408\u3001\u6b20\u843d\u3057\u305f\u30c7\u30fc\u30bf\u306f\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8<\/i>\u7d4c\u7531\u3067\u9001\u4fe1\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059)\u3002 \uff09\u3002<\/p>

\u305f\u3060\u3057\u3001\u5927\u91cf<\/a><\/span>\u653e\u9001 (\u30e9\u30a4\u30d6 \u30b9\u30c8\u30ea\u30fc\u30e0\u3001\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3001\u307e\u305f\u306f\u885b\u661f\u7d4c\u7531) \u3067\u306f\u3001\u3053\u306e\u30ea\u30bf\u30fc\u30f3 \u30d1\u30b9\u306f\u901a\u5e38\u4f7f\u7528\u3055\u308c\u307e\u305b\u3093\u304c\u3001\u653e\u9001\u53d7\u4fe1\u54c1\u8cea\u306e\u4e00\u6642\u7684\u306a\u4e2d\u65ad\u3092\u88dc\u3046\u305f\u3081\u306b\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u306f\u5341\u5206\u306a\u6642\u9593\u5dee\u3092\u8a2d\u3051\u3066\u4e26\u884c\u3057\u3066\u8907\u6570\u56de\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002\u53d7\u4fe1\u30d0\u30c3\u30d5\u30a1\u306e\u5236\u9650\u3092\u8d85\u3048\u306a\u3044\u3053\u3068 (\u901a\u5e38\u306f 15 \u79d2\u4ee5\u5185\u306e\u9593\u9694)\u3002\u305d\u306e\u5f8c\u3001\u53d7\u4fe1\u6a5f\u306f\u5b8c\u5168\u306a\u30b7\u30fc\u30b1\u30f3\u30b9\u3092\u518d\u69cb\u7bc9\u304a\u3088\u3073\u4e26\u3079\u66ff\u3048\u3066\u3001\u9023\u7d9a\u7684\u306a\u30ed\u30b9\u30ec\u30b9 \u30b9\u30c8\u30ea\u30fc\u30e0\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>

\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8 \u30e2\u30fc\u30c9\u3067\u306e RTP \u306e\u5b9f\u88c5\u306b\u306f\u3001\u53d7\u4fe1\u8005\u30ec\u30d9\u30eb\u3067\u306e\u4e8b\u524d\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0<\/a><\/span>\u8a2d\u5b9a\u304c\u5fc5\u8981\u3067\u3059\u3002\u53d7\u4fe1\u8005\u30ec\u30d9\u30eb\u3067\u306f\u3001\u9001\u4fe1\u8005\u3068\u53d7\u4fe1\u8005\u306e\u9593\u3067\u30db\u30b9\u30c8 \u30eb\u30fc\u30bf\u30fc\u306b\u5bfe\u3057\u3066\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u8981\u6c42\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u9001\u4fe1\u5074\u306f\u3001\u76f4\u63a5\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8 \u30eb\u30fc\u30bf\u30fc\u306b\u500b\u5225\u306b\u901a\u77e5\u3057\u307e\u3059\u3002<\/p>

\u4ed8\u52a0\u4fa1\u5024\u306e\u3042\u308b\u4fdd\u8b77\u3055\u308c\u305f\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u5834\u5408\u3001\u30ea\u30bf\u30fc\u30f3 \u30d1\u30b9\u304c\u5b58\u5728\u3057\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u5fa9\u53f7\u5316\u30ad\u30fc\u306e\u4f7f\u7528\u3092\u610f\u5473\u3057\u3001\u53d7\u4fe1\u8005\u306f\u9001\u4fe1\u8005\u3068\u500b\u5225\u306b\u30cd\u30b4\u30b7\u30a8\u30fc\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059 (\u30eb\u30fc\u30bf\u30fc\u306e<\/a><\/span>\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u306b\u63a5\u7d9a\u3059\u308b\u3060\u3051\u3067\u3001\u6697\u53f7\u5316\u3055\u308c\u305f\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u7c21\u5358\u306b\u53d7\u4fe1\u3067\u304d\u307e\u3059)\u3002 RTP \u81ea\u4f53\u306f\u6697\u53f7\u5316<\/a><\/span>\u3092\u51e6\u7406\u305b\u305a\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u900f\u904e\u7684\u306b\u8ee2\u9001\u3057\u307e\u3059\u3002<\/p>

RTP \u306f\u3001\u5ec3\u6b62\u3055\u308c\u3064\u3064\u3042\u308b\u53e4\u3044\u72ec\u81ea\u30d7\u30ed\u30c8\u30b3\u30eb<\/span>RDP (\u6700\u521d\u306fReal Player<\/i>\u7528\u306b\u4f5c\u6210\u3055\u308c\u305f) \u306e\u56fd\u969b\u6a19\u6e96\u5316\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u3059\u3002<\/p>

SRTP \u30d7\u30ed\u30c8\u30b3\u30eb (Secure Real-time Transport Protocol \u306e\u982d\u5b57\u8a9e) \u306f\u3001RTP \u306e\u5b89\u5168\u306a (\u6697\u53f7\u5316\u3055\u308c\u305f) \u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002<\/p><\/div>

\u53c2\u8003\u8cc7\u6599<\/h2>
  1. \u0410\u0442\u0440\u0430\u043d\u0441\u043f\u043e\u0440\u0442 \u2013 abkhaze<\/a><\/li>
  2. Vervoer \u2013 afrikaans<\/a><\/li>
  3. Verkehr \u2013 al\u00e9manique<\/a><\/li>
  4. \u121b\u1313\u1313\u12dd \u2013 amharique<\/a><\/li>
  5. Transporte \u2013 aragonais<\/a><\/li>
  6. Isi-ije \u2013 obolo<\/a><\/li><\/ol><\/div>\n
    \n

    \n \u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u30d7\u30ed\u30c8\u30b3\u30eb – \u5b9a\u7fa9\u30fb\u95a2\u9023\u52d5\u753b\n <\/h2>\n
    \n \n
    \n
    \n