{"published":"2004-09-10 00:00:00","blog_title":"The Road To TCP/IP & IT Study","provider_url":"https://hatena.blog","author_name":"terunabe","version":"1.0","author_url":"https://blog.hatena.ne.jp/terunabe/","blog_url":"https://terunabe.hatenadiary.org/","provider_name":"Hatena Blog","description":"VoIP\u901a\u4fe1\u306b\u304a\u3051\u308b\u97f3\u58f0\u4fe1\u53f7\u306e\u6d41\u308c \u96fb\u8a71\u6a5f\u304b\u3089\u306e\u9001\u8a71\u30a2\u30ca\u30ed\u30b0\u97f3\u58f0\u4fe1\u53f7\u306f\u30012\u7dda-4\u7dda\uff082w-4w\uff09\u5909\u63db\u3068\u30a2\u30ca\u30ed\u30b0\uff0f\u30c7\u30b8\u30bf\u30eb\uff08A/D\uff09\u5909\u63db\u3092\u7d4c\u3066\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5468\u6ce2\u65708kHz\u306e\u30c7\u30b8\u30bf\u30eb\u97f3\u58f0\u4fe1\u53f7\u306b\u306a\u308b\u3002\u305d\u306e\u5f8c\u3001\u97f3\u58f0\u5727\u7e2e\u306b\u3088\u308a\u97f3\u58f0\u7b26\u53f7\u5316\u30c7\u30fc\u30bf\u3068\u306a\u308a\u3001\u3055\u3089\u306bIP\u30d1\u30b1\u30c3\u30c8\u5316\u3055\u308c\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u9001\u308a\u51fa\u3055\u308c\u308b\u3002VoIP\u3067\u4f7f\u7528\u3055\u308c\u308b\u97f3\u58f0\u5727\u7e2e\u306b\u3064\u3044\u3066\u306f\u524d\u65e5\u306e\u307e\u3068\u3081\u3092\u53c2\u7167\u306e\u4e8b\u3002 \u4e00\u65b9\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u53d7\u4fe1\u3057\u305fIP\u30d1\u30b1\u30c3\u30c8\u306f\u3001\u97f3\u58f0\u7b26\u53f7\u5316\u30c7\u30fc\u30bf\u306b\u5206\u89e3\u3055\u308c\u3001\u97f3\u58f0\u4f38\u5f35\u306b\u3088\u308a\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u5468\u6ce2\u65708kHz\u306e\u30c7\u30b8\u30bf\u30eb\u97f3\u58f0\u4fe1\u53f7\u306b\u306a\u308b\u3002\u305d\u3057\u3066\u3001D/A\u5909\u63db\u30012w-4w\u5909\u63db\u3092\u7d4c\u3066\u53d7\u8a71\u30a2\u30ca\u30ed\u30b0\u97f3\u58f0\u4fe1\u53f7\u3068\u306a\u308a\u3001\u96fb\u8a71\u6a5f\u304b\u3089\u97f3\u58f0\u3068\u3057\u3066\u805e\u304f\u4e8b\u304c\u51fa\u6765\u308b\u3002\u2026","width":"100%","height":"190","url":"https://terunabe.hatenadiary.org/entry/20040910/p1","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fterunabe.hatenadiary.org%2Fentry%2F20040910%2Fp1\" title=\"VoIP\u305d\u306e4 - The Road To TCP/IP &amp; IT Study\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":"https://cdn-ak.d.st-hatena.com/diary/terunabe/2004-09-10.gif","categories":["\u8cc7\u683c"],"title":"VoIP\u305d\u306e4"}