{"id":42299,"date":"2025-01-11T16:50:45","date_gmt":"2025-01-11T08:50:45","guid":{"rendered":"https:\/\/lightningxvpn.com\/blog\/?p=42299"},"modified":"2025-07-30T16:11:14","modified_gmt":"2025-07-30T08:11:14","slug":"tcp-vs-udp-ja","status":"publish","type":"post","link":"https:\/\/lightningxvpn.com\/blog\/ja\/tcp-vs-udp-ja\/","title":{"rendered":"TCP\u3068UDP\u306e\u9055\u3044: \u3069\u3061\u3089\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u512a\u308c\u3066\u3044\u308b\u304b?"},"content":{"rendered":"\n<p>\u4f1d\u9001\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3001\u6b63\u5e38\u306a\u30c7\u30fc\u30bf\u4f1d\u9001\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306e\u57fa\u790e\u3067\u3059\u3002\u6700\u3082\u4e00\u822c\u7684\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3001TCP (\u4f1d\u9001\u5236\u5fa1\u30d7\u30ed\u30c8\u30b3\u30eb) \u3068 UDP (\u30e6\u30fc\u30b6\u30fc \u30c7\u30fc\u30bf\u30b0\u30e9\u30e0 \u30d7\u30ed\u30c8\u30b3\u30eb) \u3067\u3059\u3002<\/p>\n\n\n\n<p>Web \u306e\u95b2\u89a7\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0 \u30e1\u30c7\u30a3\u30a2\u306e\u8996\u8074\u3001VPN \u306e\u4f7f\u7528\u306a\u3069\u3001\u8ee2\u9001\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u9078\u629e\u306f\u901f\u5ea6\u3001\u4fe1\u983c\u6027\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u76f4\u63a5\u5f71\u97ff\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001TCP \u3068 UDP \u306e\u52d5\u4f5c\u539f\u7406\u3001\u5229\u70b9\u3068\u6b20\u70b9\u3001\u304a\u3088\u3073\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30b7\u30ca\u30ea\u30aa\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u3001\u8aad\u307f\u3084\u3059\u304f\u5305\u62ec\u7684\u306a\u6280\u8853\u77e5\u8b58\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">TCP\u3068UDP\u306e\u9055\u3044<\/h2>\n\n\n\n<p>TCP \u3068 UDP \u306f\u3069\u3061\u3089\u3082\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u9593\u3067\u30c7\u30fc\u30bf\u3092\u8ee2\u9001\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u304c\u3001\u7570\u306a\u308b\u76ee\u7684\u3067\u8a2d\u8a08\u3055\u308c\u3066\u304a\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u30b7\u30ca\u30ea\u30aa\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. TCP\u3068UDP:\u63a5\u7d9a\u65b9\u6cd5<\/h3>\n\n\n\n<ul>\n<li>TCP: TCP \u306f\u63a5\u7d9a\u6307\u5411\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u958b\u59cb\u3059\u308b\u524d\u306b\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u63a5\u7d9a\u3092\u78ba\u7acb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>UDP: UDP \u306f\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30ec\u30b9\u578b\u3067\u3042\u308a\u3001\u30c7\u30fc\u30bf\u306e\u9001\u4fe1\u6642\u306b\u6b63\u5f0f\u306a\u63a5\u7d9a\u304c\u78ba\u7acb\u3055\u308c\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u4fe1\u983c\u6027<\/h3>\n\n\n\n<ul>\n<li>TCP: TCP \u306f\u3001\u5931\u308f\u308c\u305f\u30d1\u30b1\u30c3\u30c8\u3092\u518d\u9001\u4fe1\u3057\u3001\u9806\u5e8f\u304c\u4e71\u308c\u305f\u30d1\u30b1\u30c3\u30c8\u3092\u4e26\u3079\u66ff\u3048\u3001\u78ba\u8a8d\u5fdc\u7b54 (ACK) \u3067\u30c7\u30fc\u30bf\u9001\u4fe1\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u9001\u4fe1\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>UDP: UDP \u306f\u3001\u30d1\u30b1\u30c3\u30c8\u304c\u914d\u4fe1\u3055\u308c\u305f\u304b\u3069\u3046\u304b\u3001\u307e\u305f\u306f\u6b63\u3057\u3044\u9806\u5e8f\u3067\u914d\u4fe1\u3055\u308c\u305f\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. TCP vs UDP: \u901f\u5ea6\u3068\u9045\u5ef6<\/h3>\n\n\n\n<ul>\n<li>TCP: \u63a5\u7d9a\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3001\u30a8\u30e9\u30fc \u30c1\u30a7\u30c3\u30af\u3001\u518d\u9001\u4fe1\u306e\u305f\u3081\u901f\u5ea6\u304c\u4f4e\u4e0b\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>UDP: \u63a5\u7d9a\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3001\u78ba\u8a8d\u5fdc\u7b54\u3001\u518d\u9001\u4fe1\u3092\u30b9\u30ad\u30c3\u30d7\u3059\u308b\u305f\u3081\u3001\u3088\u308a\u9ad8\u901f\u3067\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. \u30c7\u30fc\u30bf\u8ee2\u9001<\/h3>\n\n\n\n<ul>\n<li>TCP: \u30c7\u30fc\u30bf\u306f\u30b9\u30c8\u30ea\u30fc\u30e0\u306e\u5f62\u5f0f\u3067\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30c7\u30fc\u30bf\u306f\u30d1\u30b1\u30c3\u30c8\u306b\u5206\u5272\u3055\u308c\u3001\u756a\u53f7\u304c\u4ed8\u3051\u3089\u308c\u3001\u9001\u4fe1\u5148\u3067\u6b63\u3057\u3044\u9806\u5e8f\u3067\u518d\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>UDP: \u30c7\u30fc\u30bf\u306f\u3001\u305d\u308c\u305e\u308c\u4ed6\u306e\u30d1\u30b1\u30c3\u30c8\u304b\u3089\u72ec\u7acb\u3057\u305f\u500b\u5225\u306e\u30d1\u30b1\u30c3\u30c8 (\u30c7\u30fc\u30bf\u30b0\u30e9\u30e0) \u3067\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5. \u30d8\u30c3\u30c0\u30fc\u30b5\u30a4\u30ba<\/h3>\n\n\n\n<ul>\n<li>TCP: \u30d8\u30c3\u30c0\u30fc\u306f\u5927\u304d\u304f (20 \u30d0\u30a4\u30c8\u4ee5\u4e0a)\u3001\u30b7\u30fc\u30b1\u30f3\u30b9\u756a\u53f7\u3001\u78ba\u8a8d\u5fdc\u7b54\u3001\u30a8\u30e9\u30fc \u30c1\u30a7\u30c3\u30af \u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>UDP: \u30d8\u30c3\u30c0\u30fc\u304c\u5c0f\u3055\u3044 (8 \u30d0\u30a4\u30c8) \u305f\u3081\u3001\u8efd\u91cf\u3067\u52b9\u7387\u7684\u3067\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">6. \u5229\u7528\u7bc4\u56f2<\/h3>\n\n\n\n<ul>\n<li>TCP: Web \u30d6\u30e9\u30a6\u30b8\u30f3\u30b0 (HTTP\/HTTPS)\u3001\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001 (FTP)\u3001\u96fb\u5b50\u30e1\u30fc\u30eb (SMTP\u3001IMAP\u3001POP3)\u3001\u30ea\u30e2\u30fc\u30c8 \u30a2\u30af\u30bb\u30b9 (SSH\u3001Telnet)\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u901a\u4fe1\u3002<\/li>\n\n\n\n<li>UDP: \u30aa\u30f3\u30e9\u30a4\u30f3 \u30b2\u30fc\u30e0\u3001\u30d3\u30c7\u30aa \u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3001Voice over IP (VoIP)\u3001DNS \u30eb\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u30b9\u30dd\u30fc\u30c4\u306e\u30e9\u30a4\u30d6\u653e\u9001\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">7. TCP vs UDP: \u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u3068\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u306e\u30b5\u30dd\u30fc\u30c8<\/h3>\n\n\n\n<ul>\n<li>TCP: \u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u3084\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u305b\u3093\u30021\u5bfe1\u306e\u901a\u4fe1\u7528\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>UDP: \u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u3068\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u8907\u6570\u306e\u53d7\u4fe1\u8005\u306b\u540c\u6642\u306b\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\u306e\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">8. \u8f3b\u8f33\u5236\u5fa1<\/h3>\n\n\n\n<ul>\n<li>TCP: \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u904e\u8ca0\u8377\u3092\u9632\u3050\u305f\u3081\u306b\u8f3b\u8f33\u5236\u5fa1\u3092\u5b9f\u88c5\u3057\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u72b6\u614b\u306b\u5fdc\u3058\u3066\u30c7\u30fc\u30bf \u30d5\u30ed\u30fc\u3092\u8abf\u6574\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>UDP: \u8f3b\u8f33\u5236\u5fa1\u304c\u4e0d\u8db3\u3059\u308b\u3068\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u91cd\u3044\u5834\u5408\u306b\u30d1\u30b1\u30c3\u30c8\u640d\u5931\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>TCP \u3068 UDP: \u8981\u7d04\u8868<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th><strong>\u7279\u5fb4<\/strong><\/th><th><strong>UDPI<\/strong><\/th><th><strong>TCP<\/strong><\/th><\/tr><\/thead><tbody><tr><td>\u7e4b\u304c\u308a<\/td><td>\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30ec\u30b9<\/td><td>\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u6307\u5411<\/td><\/tr><tr><td>\u4fe1\u983c\u6027<\/td><td>\u4fe1\u983c\u6027\u304c\u4f4e\u304f\u3001\u78ba\u8a8d\u304c\u306a\u3044<\/td><td>\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u3001\u8b1d\u8f9e\u4ed8\u304d<\/td><\/tr><tr><td>\u30b9\u30d4\u30fc\u30c9<\/td><td>\u3082\u3063\u3068\u65e9\u304f<\/td><td>\u3082\u3063\u3068\u3086\u3063\u304f\u308a<\/td><\/tr><tr><td>\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9<\/td><td>\u6700\u5c0f\u9650<\/td><td>\u3088\u308a\u9ad8\u3044<\/td><\/tr><tr><td>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/td><td>\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30a2\u30d7\u30ea\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3001\u30b2\u30fc\u30e0<\/td><td>\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001\u3001\u30a6\u30a7\u30d6\u95b2\u89a7<\/td><\/tr><tr><td>\u6ce8\u6587<\/td><td>\u9806\u756a\u901a\u308a\u306b\u5c4a\u304b\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059<\/td><td>\u6ce8\u6587\u901a\u308a\u306e\u914d\u9054\u3092\u4fdd\u8a3c\u3059\u308b<\/td><\/tr><tr><td>\u30a8\u30e9\u30fc\u51e6\u7406<\/td><td>\u57fa\u672c\u7684\u306a\u30a8\u30e9\u30fc\u30c1\u30a7\u30c3\u30af\u306e\u307f<\/td><td>\u30a8\u30e9\u30fc\u3068\u518d\u9001\u4fe1\u3092\u51e6\u7406\u3059\u308b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">TCP\u3068\u306f\u4f55\u3067\u3059\u304b?<\/h2>\n\n\n\n<p>TCP \u306fTransmission Control Protocol\u306e\u7565\u3067\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8 \u30d7\u30ed\u30c8\u30b3\u30eb \u30b9\u30a4\u30fc\u30c8\u306e\u57fa\u76e4\u3067\u3059\u3002TCP \u306f\u3001\u96fb\u5b50\u30e1\u30fc\u30eb\u3001Web \u30da\u30fc\u30b8\u3001\u30d5\u30a1\u30a4\u30eb\u304c\u5b9b\u5148\u306b\u305d\u306e\u307e\u307e\u5c4a\u304f\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002TCP \u3068\u306f\u4f55\u304b\u3092\u8a73\u3057\u304f\u5305\u62ec\u7684\u306b\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">TCP \u306e\u6982\u8981<\/h3>\n\n\n\n<p>\u30c7\u30fc\u30bf \u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u9001\u4fe1\u3057\u3001\u53d7\u4fe1\u8005\u306b\u305d\u306e\u307e\u307e\u6b63\u3057\u304f\u5230\u7740\u3055\u305b\u305f\u3044\u3068\u3057\u307e\u3059\u3002TCP \u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u6b21\u306e\u51e6\u7406\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ul>\n<li>\u30c7\u30fc\u30bf\u8ee2\u9001\u304c\u59cb\u307e\u308b\u524d\u306b\u30c7\u30d0\u30a4\u30b9\u9593\u306e\u5b89\u5168\u306a\u63a5\u7d9a\u3092\u78ba\u7acb\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u3092\u6271\u3044\u3084\u3059\u3044\u30c1\u30e3\u30f3\u30af (\u30d1\u30b1\u30c3\u30c8\u3068\u547c\u3070\u308c\u308b) \u306b\u5206\u5272\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5404\u30d1\u30b1\u30c3\u30c8\u306e\u914d\u4fe1\u3092\u8ffd\u8de1\u3057\u3066\u78ba\u5b9f\u306b\u3057\u3001\u30d1\u30b1\u30c3\u30c8\u304c\u5931\u308f\u308c\u305f\u5834\u5408\u3067\u3082\u518d\u9001\u4fe1\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">TCP \u306f\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3057\u307e\u3059\u304b?<\/h3>\n\n\n\n<p>1. \u63a5\u7d9a\u306e\u78ba\u7acb: TCP \u306f\u30013 \u30a6\u30a7\u30a4 \u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3068\u547c\u3070\u308c\u308b\u30d7\u30ed\u30bb\u30b9\u304b\u3089\u59cb\u307e\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ul>\n<li>SYN: \u9001\u4fe1\u8005\u306f\u901a\u4fe1\u3092\u958b\u59cb\u3059\u308b\u610f\u56f3\u3092\u4f1d\u3048\u307e\u3059\u3002<\/li>\n\n\n\n<li>SYN-ACK: \u53d7\u4fe1\u5074\u306f\u78ba\u8a8d\u5fdc\u7b54\u3057\u3001\u6e96\u5099\u304c\u3067\u304d\u305f\u3053\u3068\u3092\u77e5\u3089\u305b\u307e\u3059\u3002<\/li>\n\n\n\n<li>ACK: \u9001\u4fe1\u8005\u304c\u78ba\u8a8d\u5fdc\u7b54\u3092\u78ba\u8a8d\u3057\u3001\u63a5\u7d9a\u304c\u78ba\u7acb\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>2. \u30c7\u30fc\u30bf\u8ee2\u9001: TCP \u306f\u81a8\u5927\u306a\u30c7\u30fc\u30bf\u3092\u30d1\u30b1\u30c3\u30c8\u306b\u5206\u5272\u3057\u3001\u5404\u30d1\u30b1\u30c3\u30c8\u306b\u756a\u53f7\u3092\u4ed8\u3051\u3066\u7c21\u5358\u306b\u518d\u69cb\u6210\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30d1\u30b1\u30c3\u30c8\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u79fb\u52d5\u3059\u308b\u969b\u3001TCP \u306f\u30d1\u30b1\u30c3\u30c8\u304c\u6b63\u3057\u3044\u9806\u5e8f\u3067\u5b9b\u5148\u306b\u5230\u7740\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30d1\u30b1\u30c3\u30c8\u304c\u5931\u308f\u308c\u305f\u5834\u5408\u3001TCP \u306f\u305d\u308c\u3092\u518d\u8ee2\u9001\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>3. \u30a8\u30e9\u30fc \u30c1\u30a7\u30c3\u30af: TCP \u306f\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u3092\u4f7f\u7528\u3057\u3066\u9001\u4fe1\u30a8\u30e9\u30fc\u3092\u691c\u51fa\u3057\u307e\u3059\u3002TCP \u306f\u3001\u53d7\u4fe1\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u9001\u4fe1\u8005\u306b\u78ba\u8a8d\u5fdc\u7b54\u30e1\u30c3\u30bb\u30fc\u30b8 (ACK) \u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>4. \u30d5\u30ed\u30fc\u5236\u5fa1: \u53d7\u4fe1\u5074\u306e\u8ca0\u62c5\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u306b\u3001TCP \u306f\u30b9\u30e9\u30a4\u30c7\u30a3\u30f3\u30b0 \u30a6\u30a3\u30f3\u30c9\u30a6 \u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u30d5\u30ed\u30fc\u901f\u5ea6\u3092\u8abf\u6574\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>5. \u63a5\u7d9a\u306e\u7d42\u4e86: \u9001\u4fe1\u304c\u5b8c\u4e86\u3059\u308b\u3068\u3001TCP \u306f 4 \u6bb5\u968e\u306e\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3092\u4f7f\u7528\u3057\u3066\u63a5\u7d9a\u3092\u5b89\u5168\u306b\u9589\u3058\u3001\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u304c\u9001\u4fe1\u3055\u308c\u305f\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">TCP \u304c\u91cd\u8981\u306a\u306e\u306f\u306a\u305c\u3067\u3059\u304b?<\/h3>\n\n\n\n<ul>\n<li>\u4fe1\u983c\u6027: TCP \u306f\u3001\u30c7\u30fc\u30bf\u304c\u305d\u306e\u307e\u307e\u306e\u9806\u5e8f\u3067\u5230\u7740\u3059\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5e45\u5e83\u3044\u4f7f\u7528: TCP \u306f\u3001Web \u30b5\u30a4\u30c8\u306e\u95b2\u89a7 (HTTP\/HTTPS) \u304b\u3089\u96fb\u5b50\u30e1\u30fc\u30eb\u306e\u9001\u4fe1 (SMTP)\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9 (FTP) \u307e\u3067\u3001\u307b\u3068\u3093\u3069\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30a8\u30e9\u30fc\u7ba1\u7406: \u30a8\u30e9\u30fc\u3092\u691c\u51fa\u3057\u3066\u4fee\u6b63\u3057\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">TCP\u306e\u5fdc\u7528<\/h3>\n\n\n\n<p>\u79c1\u305f\u3061\u306f\u6bce\u65e5\u3001\u6c17\u3065\u304b\u306a\u3044\u3046\u3061\u306b TCP \u3068\u3084\u308a\u53d6\u308a\u3057\u3066\u3044\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u3088\u3046\u306a\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<ul>\n<li>Web \u30d6\u30e9\u30a6\u30b8\u30f3\u30b0: HTTP\/HTTPS \u7d4c\u7531\u3067 Web \u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u96fb\u5b50\u30e1\u30fc\u30eb: SMTP \u3084 IMAP \u306a\u3069\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4ecb\u3057\u3066\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u53d7\u4fe1\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d5\u30a1\u30a4\u30eb\u8ee2\u9001: FTP \u7d4c\u7531\u3067\u78ba\u5b9f\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u5171\u6709\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3068\u30b2\u30fc\u30e0: \u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u3084\u308a\u53d6\u308a\u306e\u305f\u3081\u306e\u5b89\u5b9a\u3057\u305f\u63a5\u7d9a\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">UDP\u3068\u306f\u4f55\u3067\u3059\u304b?<\/h2>\n\n\n\n<p>UDP (\u00a0User Datagram Protocol\u00a0) \u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8 \u30d7\u30ed\u30c8\u30b3\u30eb (IP) \u30b9\u30a4\u30fc\u30c8\u306e\u4e2d\u6838\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3042\u308a\u3001\u4e3b\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306e\u30c7\u30d0\u30a4\u30b9\u9593\u3067\u30c7\u30fc\u30bf\u3092\u8ee2\u9001\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">UDP\u306e\u4e3b\u306a\u7279\u5fb4<\/h3>\n\n\n\n<ul>\n<li>\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30ec\u30b9 \u30d7\u30ed\u30c8\u30b3\u30eb: UDP \u306f\u3001\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\u524d\u306b\u9001\u4fe1\u8005\u3068\u53d7\u4fe1\u8005\u306e\u9593\u3067\u6b63\u5f0f\u306a\u63a5\u7d9a\u3092\u78ba\u7acb\u3057\u307e\u305b\u3093\u3002\u4ee3\u308f\u308a\u306b\u3001\u30d1\u30b1\u30c3\u30c8\u3092\u72ec\u7acb\u3057\u3066\u9001\u4fe1\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u63a5\u7d9a\u8a2d\u5b9a\u306e\u5fc5\u8981\u304c\u306a\u304f\u306a\u308b\u305f\u3081\u3001UDP \u306f\u9ad8\u901f\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u78ba\u8a8d\u5fdc\u7b54\u307e\u305f\u306f\u518d\u9001\u4fe1\u306a\u3057: UDP \u306f\u3001\u30d1\u30b1\u30c3\u30c8\u304c\u5931\u308f\u308c\u305f\u308a\u9806\u5e8f\u304c\u4e71\u308c\u3066\u5230\u7740\u3057\u305f\u308a\u3057\u305f\u5834\u5408\u306b\u3001\u30d1\u30b1\u30c3\u30c8\u306e\u518d\u9001\u4fe1\u3092\u8a66\u884c\u3057\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li>\u4f4e\u9045\u5ef6: \u63a5\u7d9a\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3001\u78ba\u8a8d\u5fdc\u7b54\u3001\u518d\u9001\u4fe1\u304c\u306a\u3044\u305f\u3081\u3001UDP \u3067\u306f\u30c7\u30fc\u30bf\u8ee2\u9001\u306e\u9045\u5ef6\u304c\u77ed\u7e2e\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u6700\u5c0f\u9650\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9: UDP \u30d8\u30c3\u30c0\u30fc\u306e\u9577\u3055\u306f\u308f\u305a\u304b 8 \u30d0\u30a4\u30c8\u3067\u3059\u3002\u3053\u306e\u6700\u5c0f\u9650\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u306b\u3088\u308a\u3001\u51e6\u7406\u6642\u9593\u3068\u9001\u4fe1\u6642\u9593\u304c\u77ed\u7e2e\u3055\u308c\u3001\u8efd\u91cf\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u304a\u3088\u3073\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u3092\u30b5\u30dd\u30fc\u30c8: UDP \u306f\u3001\u8907\u6570\u306e\u53d7\u4fe1\u8005\u306b\u4e00\u5ea6\u306b\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">UDP \u306f\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3057\u307e\u3059\u304b?<\/h3>\n\n\n\n<p>1. \u30d1\u30b1\u30c3\u30c8\u69cb\u9020: \u5404 UDP \u30d1\u30b1\u30c3\u30c8\u307e\u305f\u306f\u30c7\u30fc\u30bf\u30b0\u30e9\u30e0\u306f\u6b21\u306e\u8981\u7d20\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul>\n<li>\u9001\u4fe1\u5143\u30dd\u30fc\u30c8: \u9001\u4fe1\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u8b58\u5225\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5b9b\u5148\u30dd\u30fc\u30c8: \u53d7\u4fe1\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u8b58\u5225\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u9577\u3055: \u30c7\u30fc\u30bf\u30b0\u30e9\u30e0\u306e\u30b5\u30a4\u30ba\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<br>\u30c1\u30a7\u30c3\u30af\u30b5\u30e0: \u30c7\u30fc\u30bf\u5185\u306e\u30a8\u30e9\u30fc\u3092\u691c\u51fa\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>2. \u9001\u4fe1\u30d7\u30ed\u30bb\u30b9<\/p>\n\n\n\n<ul>\n<li>\u30c7\u30fc\u30bf\u306f\u3088\u308a\u5c0f\u3055\u306a\u5358\u4f4d\u306b\u5206\u5272\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5404\u30c7\u30fc\u30bf\u30b0\u30e9\u30e0\u306f\u5b9b\u5148\u306b\u500b\u5225\u306b\u9001\u4fe1\u3055\u308c\u3001\u914d\u4fe1\u3084\u6b63\u3057\u3044\u9806\u5e8f\u306f\u4fdd\u8a3c\u3055\u308c\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li>\u53d7\u4fe1\u5074\u306f\u3001\u9806\u5e8f\u3084\u5b8c\u5168\u6027\u306b\u95a2\u4fc2\u306a\u304f\u3001\u30c7\u30fc\u30bf\u30b0\u30e9\u30e0\u304c\u5230\u7740\u3059\u308b\u3068\u305d\u308c\u3092\u51e6\u7406\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">UDP \u3092\u4f7f\u7528\u3059\u308b\u306e\u306f\u3044\u3064\u304c\u9069\u5207\u3067\u3059\u304b?<\/h3>\n\n\n\n<p>UDP \u306f\u3001\u30d1\u30b1\u30c3\u30c8\u304c\u78ba\u5b9f\u306b\u5b9b\u5148\u306b\u5230\u9054\u3059\u308b\u3053\u3068\u3088\u308a\u3082\u9ad8\u901f\u306a\u30c7\u30fc\u30bf\u8ee2\u9001\u304c\u91cd\u8981\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u6700\u9069\u3067\u3059\u3002\u4e00\u822c\u7684\u306a\u7528\u9014\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ul>\n<li>\u30e9\u30a4\u30d6 \u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0: YouTube Live \u3084\u30aa\u30f3\u30e9\u30a4\u30f3 \u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u306a\u3069\u306e\u30b5\u30fc\u30d3\u30b9\u3067\u306f\u3001\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3001\u30b9\u30e0\u30fc\u30ba\u306a\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306b UDP \u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d3\u30c7\u30aa\u4f1a\u8b70: Zoom \u3084 Skype \u306a\u3069\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u9045\u5ef6\u3092\u6e1b\u3089\u3059\u305f\u3081\u306b UDP \u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30aa\u30f3\u30e9\u30a4\u30f3 \u30b2\u30fc\u30e0: UDP \u306f\u3001\u30b2\u30fc\u30e0\u30d7\u30ec\u30a4\u4e2d\u306b\u4e00\u90e8\u306e\u30d1\u30b1\u30c3\u30c8\u304c\u5931\u308f\u308c\u305f\u5834\u5408\u3067\u3082\u9ad8\u901f\u306a\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u30de\u30eb\u30c1\u30d7\u30ec\u30a4\u30e4\u30fc \u30b2\u30fc\u30e0\u3067\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>VoIP (Voice over IP): WhatsApp \u3084 Skype \u306a\u3069\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001UDP \u3092\u4f7f\u7528\u3057\u3066\u30b9\u30e0\u30fc\u30ba\u306a\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u97f3\u58f0\u901a\u8a71\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>DNS \u30af\u30a8\u30ea:<a href=\"https:\/\/lightningxvpn.com\/blog\/ja\/best-dns-servers-for-gaming-ja\/\" target=\"_blank\" rel=\"noopener\" title=\"\u30c9\u30e1\u30a4\u30f3 \u30cd\u30fc\u30e0 \u30b7\u30b9\u30c6\u30e0\">\u30c9\u30e1\u30a4\u30f3 \u30cd\u30fc\u30e0 \u30b7\u30b9\u30c6\u30e0<\/a>(DNS) \u306f\u3001\u9ad8\u901f\u306a\u30af\u30a8\u30ea\u5fdc\u7b54\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306b UDP \u3092\u4f7f\u7528\u3057\u3001Web \u30b5\u30a4\u30c8\u306e\u691c\u7d22\u3092\u9ad8\u901f\u5316\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">UDP\u306e\u6b20\u70b9<\/h3>\n\n\n\n<ul>\n<li>\u4fe1\u983c\u6027\u304c\u4f4e\u3044: UDP \u306f\u914d\u4fe1\u3092\u4fdd\u8a3c\u3057\u306a\u3044\u305f\u3081\u3001\u30d1\u30b1\u30c3\u30c8\u304c\u5931\u308f\u308c\u305f\u308a\u3001\u6b63\u3057\u3044\u9806\u5e8f\u3067\u9001\u4fe1\u3055\u308c\u306a\u304b\u3063\u305f\u308a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u8f3b\u8f33\u5236\u5fa1\u306a\u3057: UDP \u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8f3b\u8f33\u3092\u7ba1\u7406\u3057\u306a\u3044\u305f\u3081\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u91cf\u304c\u591a\u3044\u3068\u304d\u306b\u30d1\u30b1\u30c3\u30c8\u640d\u5931\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u7d44\u307f\u8fbc\u307f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306a\u3057: UDP \u306f\u6697\u53f7\u5316\u306a\u3069\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u306a\u3044\u305f\u3081\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u8ffd\u52a0\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u5b9f\u88c5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3069\u3061\u3089\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u512a\u308c\u3066\u3044\u307e\u3059\u304b: TCP \u3068 UDP \u3067\u3059\u304b?<\/h2>\n\n\n\n<p>TCP \u3068 UDP \u306e\u3069\u3061\u3089\u304c\u512a\u308c\u305f\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3042\u308b\u304b\u3068\u3044\u3046\u8cea\u554f\u306b\u5bfe\u3059\u308b\u7b54\u3048\u306f 1 \u3064\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5404\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u7570\u306a\u308b\u76ee\u7684\u306e\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u3066\u304a\u308a\u3001\u6700\u9069\u306a\u9078\u629e\u306f\u7279\u5b9a\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8981\u4ef6\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002\u30cb\u30fc\u30ba\u306b\u57fa\u3065\u3044\u3066\u9078\u629e\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u6b21\u306e\u5834\u5408\u306f TCP \u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/strong><\/p>\n\n\n\n<ul>\n<li>\u78ba\u5b9f\u306a\u914d\u9054\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u9806\u5e8f\u3068\u6574\u5408\u6027\u306f\u91cd\u8981\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u306f\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30bb\u30c3\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306e\u901a\u4fe1\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u6b21\u306e\u5834\u5408\u306f UDP \u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/strong><\/p>\n\n\n\n<ul>\n<li>\u4fe1\u983c\u6027\u3088\u308a\u3082\u30b9\u30d4\u30fc\u30c9\u304c\u91cd\u8981\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u6642\u6298\u306e\u30d1\u30b1\u30c3\u30c8\u640d\u5931\u306f\u8a31\u5bb9\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u4f4e\u9045\u5ef6\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">VPN \u306f\u3069\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3057\u307e\u3059\u304b?<\/h2>\n\n\n\n<p>VPN \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u63a5\u7d9a\u306e\u901f\u5ea6\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u4fe1\u983c\u6027\u3092\u6c7a\u5b9a\u3059\u308b\u4e0a\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u307b\u3068\u3093\u3069\u306e VPN \u306f\u3001TCP \u3068 UDP \u306e 2 \u3064\u306e\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8 \u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>UDP\u306f\u3001 <a href=\"https:\/\/lightningxvpn.com\/ja\/\" target=\"_blank\" rel=\"noopener\" title=\"LightningX VPN\">LightningX VPN<\/a>\u3092\u542b\u3080\u307b\u3068\u3093\u3069\u306eVPN\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002<a href=\"https:\/\/lightningxvpn-com.translate.goog\/?_x_tr_sl=auto&amp;_x_tr_tl=ja&amp;_x_tr_hl=zh-CN&amp;_x_tr_pto=wapp\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a>\u3002\u305f\u3060\u3057\u3001UDP \u3067\u306f\u30d1\u30b1\u30c3\u30c8\u306e\u914d\u4fe1\u3084\u9806\u5e8f\u306f\u4fdd\u8a3c\u3055\u308c\u307e\u305b\u3093\u3002TCP \u306f\u30c7\u30fc\u30bf\u306e\u6b63\u78ba\u6027\u3068\u4fe1\u983c\u6027\u306b\u91cd\u200b\u200b\u70b9\u3092\u7f6e\u3044\u3066\u3044\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u30d1\u30b1\u30c3\u30c8\u304c\u6b63\u3057\u3044\u9806\u5e8f\u3067\u914d\u4fe1\u3055\u308c\u3001\u518d\u69cb\u6210\u3055\u308c\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>LightningX VPN \u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u9ad8\u901f\u306a\u4f53\u9a13\u3092\u5f97\u3089\u308c\u308b\u3088\u3046\u306b\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067 UDP \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001TCP \u306b\u5207\u308a\u66ff\u3048\u308b\u67d4\u8edf\u6027\u3082\u5099\u3048\u3066\u3044\u307e\u3059\u3002Netflix \u3084 TikTok \u306a\u3069\u306e\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0 \u30e1\u30c7\u30a3\u30a2\u3092\u8996\u8074\u3059\u308b\u3068\u304d\u306b\u306f\u3001\u30b9\u30e0\u30fc\u30ba\u3067\u9bae\u660e\u306a\u30d3\u30c7\u30aa\u3092\u4f53\u9a13\u3067\u304d\u3001\u5927\u304d\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u8ee2\u9001\u3057\u305f\u308a Web \u3092\u95b2\u89a7\u3057\u305f\u308a\u3059\u308b\u3068\u304d\u306b\u3082\u3001\u5b89\u5b9a\u3057\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-group has-background has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\" style=\"border-radius:15px;background-color:#ffefce;padding-top:var(--wp--preset--spacing--10);padding-right:var(--wp--preset--spacing--10);padding-bottom:var(--wp--preset--spacing--10);padding-left:var(--wp--preset--spacing--10)\">\n<p>\u3053\u306e\u9069\u5fdc\u6027\u306b\u3088\u308a\u3001LightningX VPN \u306f\u4e21\u65b9\u306e\u9577\u6240\u3092\u517c\u306d\u5099\u3048\u3001\u3042\u3089\u3086\u308b\u30b7\u30ca\u30ea\u30aa\u306b\u6700\u9069\u306a\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002\u4eca\u3059\u3050\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066 7 \u65e5\u9593\u7121\u6599\u3067\u304a\u8a66\u3057\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-1 wp-block-buttons-is-layout-flex\" style=\"margin-top:var(--wp--preset--spacing--10);margin-bottom:var(--wp--preset--spacing--10)\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-75 has-custom-font-size is-style-outline\" style=\"font-size:clamp(0.875rem, 0.875rem + ((1vw - 0.2rem) * 0.542), 1.2rem);\"><a class=\"wp-block-button__link has-base-2-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/lightningxvpn.com\/ja\/download\" style=\"border-style:none;border-width:0px;border-radius:100px;background-color:#ffb700;padding-top:var(--wp--preset--spacing--10);padding-right:0;padding-bottom:var(--wp--preset--spacing--10);padding-left:0\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>LightningX VPN \u7121\u6599\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/strong><\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u7d50\u8ad6<\/h2>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u304c\u6c42\u3081\u3089\u308c\u308bTCP\u3067\u3082\u3001\u9ad8\u901f\u6027\u3092\u8ffd\u6c42\u3059\u308bUDP\u3067\u3082\u3001\u305d\u308c\u305e\u308c\u306b\u5229\u70b9\u304c\u3042\u308a\u3001\u5185\u5bb9\u306b\u5fdc\u3058\u3066\u6700\u9069\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f1d\u9001\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3001\u6b63\u5e38\u306a\u30c7\u30fc\u30bf\u4f1d\u9001\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306e\u57fa\u790e\u3067\u3059\u3002\u6700\u3082\u4e00\u822c\u7684\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u306f\u3001TCP (\u4f1d\u9001\u5236\u5fa1\u30d7\u30ed\u30c8 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":41771,"comment_status":"closed","ping_status":"open","sticky":false,"template":"wp-custom-template-ja","format":"standard","meta":{"footnotes":""},"categories":[526],"tags":[],"aioseo_notices":[],"lang":"ja","translations":{"ja":42299,"en":41604,"ko":42301,"ru":42304,"es":42306,"tw":42289},"pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/posts\/42299"}],"collection":[{"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/comments?post=42299"}],"version-history":[{"count":1,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/posts\/42299\/revisions"}],"predecessor-version":[{"id":42321,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/posts\/42299\/revisions\/42321"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/media\/41771"}],"wp:attachment":[{"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/media?parent=42299"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/categories?post=42299"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lightningxvpn.com\/blog\/wp-json\/wp\/v2\/tags?post=42299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}