{"id":579502,"date":"2023-12-28T03:08:59","date_gmt":"2023-12-28T03:08:59","guid":{"rendered":"https:\/\/proxyelite.info\/glossary\/udp-user-datagram-protocol\/"},"modified":"2023-12-28T03:08:59","modified_gmt":"2023-12-28T03:08:59","slug":"udp-user-datagram-protocol","status":"publish","type":"glossary","link":"https:\/\/proxyelite.info\/vi\/glossary\/udp-user-datagram-protocol\/","title":{"rendered":"UDP (Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng)"},"content":{"rendered":"<h2>Th\u00f4ng tin t\u00f3m t\u1eaft v\u1ec1 UDP (Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng)<\/h2>\n<p>UDP, vi\u1ebft t\u1eaft c\u1ee7a Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng, l\u00e0 m\u1ed9t trong nh\u1eefng giao th\u1ee9c c\u1ed1t l\u00f5i trong b\u1ed9 Giao th\u1ee9c Internet (IP). N\u00f3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i l\u00e0 giao th\u1ee9c l\u1edbp v\u1eadn chuy\u1ec3n v\u00e0 ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean Giao th\u1ee9c Internet, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t ph\u1ea7n c\u01a1 b\u1ea3n c\u1ee7a giao ti\u1ebfp m\u1ea1ng. UDP \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u00ec t\u00ednh \u0111\u01a1n gi\u1ea3n v\u00e0 hi\u1ec7u qu\u1ea3, cung c\u1ea5p ph\u01b0\u01a1ng ph\u00e1p truy\u1ec1n d\u1eef li\u1ec7u nhanh v\u00e0 nh\u1eb9. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd \u0111i s\u00e2u v\u00e0o th\u1ebf gi\u1edbi UDP, kh\u00e1m ph\u00e1 c\u00e1c t\u00ednh n\u0103ng, lo\u1ea1i, \u1ee9ng d\u1ee5ng v\u00e0 m\u1ee9c \u0111\u1ed9 li\u00ean quan c\u1ee7a n\u00f3 v\u1edbi th\u1ebf gi\u1edbi m\u00e1y ch\u1ee7 proxy.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 UDP (Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng)<\/h2>\n<p>UDP l\u00e0 giao th\u1ee9c kh\u00f4ng k\u1ebft n\u1ed1i, ngh\u0129a l\u00e0 n\u00f3 kh\u00f4ng thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i li\u00ean t\u1ee5c gi\u1eefa ng\u01b0\u1eddi g\u1eedi v\u00e0 ng\u01b0\u1eddi nh\u1eadn tr\u01b0\u1edbc khi truy\u1ec1n d\u1eef li\u1ec7u. Thay v\u00e0o \u0111\u00f3, n\u00f3 g\u1eedi c\u00e1c g\u00f3i d\u1eef li\u1ec7u ho\u1eb7c c\u00e1c g\u00f3i th\u00f4ng tin r\u1eddi r\u1ea1c m\u00e0 kh\u00f4ng \u0111\u1ea3m b\u1ea3o vi\u1ec7c g\u1eedi ho\u1eb7c \u0111\u1ea3m b\u1ea3o th\u1ee9 t\u1ef1 c\u1ee7a ch\u00fang. \u0110i\u1ec1u n\u00e0y l\u00e0m cho UDP tr\u1edf th\u00e0nh giao th\u1ee9c \u201cn\u1ed7 l\u1ef1c t\u1ed1i \u0111a\u201d, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 t\u1ed1c \u0111\u1ed9 v\u00e0 chi ph\u00ed th\u1ea5p quan tr\u1ecdng h\u01a1n \u0111\u1ed9 tin c\u1eady.<\/p>\n<h3>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a UDP (Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng)<\/h3>\n<p>H\u00e3y xem x\u00e9t m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a UDP:<\/p>\n<ol>\n<li>\n<p><strong>Kh\u00f4ng k\u1ebft n\u1ed1i:<\/strong> Kh\u00f4ng gi\u1ed1ng nh\u01b0 TCP (Giao th\u1ee9c \u0111i\u1ec1u khi\u1ec3n truy\u1ec1n), UDP kh\u00f4ng y\u00eau c\u1ea7u b\u1eaft tay ba b\u01b0\u1edbc \u0111\u1ec3 thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i. N\u00f3 ch\u1ec9 \u0111\u01a1n gi\u1ea3n g\u1eedi c\u00e1c g\u00f3i d\u1eef li\u1ec7u m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u00e0m ph\u00e1n tr\u01b0\u1edbc.<\/p>\n<\/li>\n<li>\n<p><strong>Kh\u00f4ng ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y:<\/strong> UDP kh\u00f4ng k\u1ebft h\u1ee3p c\u00e1c c\u01a1 ch\u1ebf ki\u1ec3m so\u00e1t lu\u1ed3ng, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 n\u00f3 c\u00f3 th\u1ec3 khi\u1ebfn ng\u01b0\u1eddi nh\u1eadn tr\u00e0n ng\u1eadp d\u1eef li\u1ec7u n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd \u0111\u00fang c\u00e1ch.<\/p>\n<\/li>\n<li>\n<p><strong>Chi ph\u00ed th\u1ea5p:<\/strong> Do k\u00edch th\u01b0\u1edbc ti\u00eau \u0111\u1ec1 t\u1ed1i thi\u1ec3u, UDP c\u00f3 hi\u1ec7u qu\u1ea3 cao, khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng th\u1eddi gian th\u1ef1c nh\u01b0 truy\u1ec1n ph\u00e1t video v\u00e0 ch\u01a1i tr\u00f2 ch\u01a1i tr\u1ef1c tuy\u1ebfn.<\/p>\n<\/li>\n<li>\n<p><strong>T\u1ed1c \u0111\u1ed9:<\/strong> Vi\u1ec7c UDP thi\u1ebfu kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t t\u1eafc ngh\u1ebdn v\u00e0 s\u1eeda l\u1ed7i c\u00f3 ngh\u0129a l\u00e0 n\u00f3 c\u00f3 th\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u nhanh h\u01a1n TCP, khi\u1ebfn n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c t\u00ecnh hu\u1ed1ng m\u1ea5t d\u1eef li\u1ec7u nh\u1eb9 c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/p>\n<\/li>\n<\/ol>\n<h3>C\u00e1c lo\u1ea1i UDP (Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng)<\/h3>\n<p>UDP c\u00f3 m\u1ed9t s\u1ed1 lo\u1ea1i d\u1ef1a tr\u00ean c\u00e1ch s\u1eed d\u1ee5ng v\u00e0 s\u1ed1 c\u1ed5ng c\u1ee7a n\u00f3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 lo\u1ea1i ph\u1ed5 bi\u1ebfn:<\/p>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>S\u1ed1 c\u1ed5ng<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>C\u1ed5ng UDP\/TCP<\/td>\n<td>0-1023<\/td>\n<td>C\u1ea3ng n\u1ed5i ti\u1ebfng v\u1edbi nhi\u1ec1u d\u1ecbch v\u1ee5 kh\u00e1c nhau<\/td>\n<\/tr>\n<tr>\n<td>C\u1ed5ng UDP\/TCP<\/td>\n<td>1024-49151<\/td>\n<td>C\u1ed5ng \u0111\u00e3 \u0111\u0103ng k\u00fd cho \u1ee9ng d\u1ee5ng<\/td>\n<\/tr>\n<tr>\n<td>C\u1ed5ng UDP\/TCP<\/td>\n<td>49152-65535<\/td>\n<td>C\u1ed5ng \u0111\u1ed9ng ho\u1eb7c c\u1ed5ng ri\u00eang \u0111\u1ec3 s\u1eed d\u1ee5ng t\u1ea1m th\u1eddi<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>C\u00e1ch s\u1eed d\u1ee5ng UDP (Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng)<\/h3>\n<p>UDP ph\u1ee5c v\u1ee5 nhi\u1ec1u m\u1ee5c \u0111\u00edch kh\u00e1c nhau tr\u00ean internet. M\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n<ul>\n<li>\n<p><strong>Truy\u1ec1n ph\u00e1t ph\u01b0\u01a1ng ti\u1ec7n:<\/strong> \u0110\u1ed9 tr\u1ec5 th\u1ea5p v\u00e0 chi ph\u00ed t\u1ed1i thi\u1ec3u c\u1ee7a UDP khi\u1ebfn n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng \u0111\u1ec3 truy\u1ec1n ph\u00e1t n\u1ed9i dung \u00e2m thanh v\u00e0 video.<\/p>\n<\/li>\n<li>\n<p><strong>Ch\u01a1i game tr\u1ef1c tuy\u1ebfn:<\/strong> Nhi\u1ec1u tr\u00f2 ch\u01a1i tr\u1ef1c tuy\u1ebfn d\u1ef1a v\u00e0o UDP \u0111\u1ec3 t\u01b0\u01a1ng t\u00e1c trong th\u1eddi gian th\u1ef1c v\u00ec n\u00f3 gi\u1ea3m thi\u1ec3u \u0111\u1ed9 tr\u1ec5 v\u00e0 mang l\u1ea1i tr\u1ea3i nghi\u1ec7m ch\u01a1i game m\u01b0\u1ee3t m\u00e0 h\u01a1n.<\/p>\n<\/li>\n<li>\n<p><strong>VoIP (Tho\u1ea1i qua IP):<\/strong> Cu\u1ed9c g\u1ecdi tho\u1ea1i v\u00e0 video qua internet th\u01b0\u1eddng s\u1eed d\u1ee5ng UDP v\u00ec t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 tr\u1ec5 th\u1ea5p.<\/p>\n<\/li>\n<\/ul>\n<h3>C\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p li\u00ean quan \u0111\u1ebfn UDP (Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng)<\/h3>\n<p>M\u1eb7c d\u00f9 UDP mang l\u1ea1i t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u qu\u1ea3 nh\u01b0ng n\u00f3 c\u0169ng c\u00f3 m\u1ed9t s\u1ed1 th\u00e1ch th\u1ee9c, bao g\u1ed3m:<\/p>\n<ul>\n<li>\n<p><strong>M\u1ea5t g\u00f3i:<\/strong> UDP kh\u00f4ng \u0111\u1ea3m b\u1ea3o vi\u1ec7c ph\u00e2n ph\u1ed1i n\u00ean c\u00e1c g\u00f3i c\u00f3 th\u1ec3 b\u1ecb m\u1ea5t trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u th\u00f4ng qua x\u1eed l\u00fd l\u1ed7i \u1edf c\u1ea5p \u1ee9ng d\u1ee5ng.<\/p>\n<\/li>\n<li>\n<p><strong>C\u00e1c g\u00f3i kh\u00f4ng theo th\u1ee9 t\u1ef1:<\/strong> UDP kh\u00f4ng duy tr\u00ec tr\u00ecnh t\u1ef1 g\u00f3i tin. C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ea3i x\u1eed l\u00fd th\u1ee9 t\u1ef1 g\u00f3i m\u1ed9t c\u00e1ch \u0111\u1ed9c l\u1eadp.<\/p>\n<\/li>\n<li>\n<p><strong>Kh\u00f4ng ki\u1ec3m so\u00e1t t\u1eafc ngh\u1ebdn:<\/strong> N\u1ebfu kh\u00f4ng t\u00edch h\u1ee3p s\u1eb5n t\u00ednh n\u0103ng ki\u1ec3m so\u00e1t t\u1eafc ngh\u1ebdn, UDP c\u00f3 th\u1ec3 l\u00e0m tr\u1ea7m tr\u1ecdng th\u00eam t\u00ecnh tr\u1ea1ng t\u1eafc ngh\u1ebdn m\u1ea1ng. Qu\u1ea3n l\u00fd giao th\u00f4ng h\u1ee3p l\u00fd l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft.<\/p>\n<\/li>\n<\/ul>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 nh\u1eefng so s\u00e1nh kh\u00e1c v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1<\/h2>\n<p>\u0110\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 UDP, h\u00e3y so s\u00e1nh n\u00f3 v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1:<\/p>\n<table>\n<thead>\n<tr>\n<th>Thu\u1eadt ng\u1eef<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>TCP (Giao th\u1ee9c \u0111i\u1ec1u khi\u1ec3n truy\u1ec1n d\u1eabn)<\/td>\n<td>M\u1ed9t giao th\u1ee9c h\u01b0\u1edbng k\u1ebft n\u1ed1i \u0111\u1ea3m b\u1ea3o vi\u1ec7c ph\u00e2n ph\u1ed1i v\u00e0 s\u1eafp x\u1ebfp d\u1eef li\u1ec7u.<\/td>\n<\/tr>\n<tr>\n<td>IP (Giao th\u1ee9c Internet)<\/td>\n<td>Giao th\u1ee9c c\u1ed1t l\u00f5i \u0111\u1ec3 \u0111\u1ecbnh tuy\u1ebfn v\u00e0 \u0111\u00e1nh \u0111\u1ecba ch\u1ec9 c\u00e1c g\u00f3i trong m\u1ea1ng.<\/td>\n<\/tr>\n<tr>\n<td>ICMP (Giao th\u1ee9c tin nh\u1eafn \u0111i\u1ec1u khi\u1ec3n Internet)<\/td>\n<td>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 m\u1ea1ng v\u00e0 b\u00e1o c\u00e1o l\u1ed7i.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ee7a t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn UDP (Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng)<\/h2>\n<p>UDP s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong giao ti\u1ebfp internet, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u \u0111\u1ed9 tr\u1ec5 th\u1ea5p. Khi c\u00f4ng ngh\u1ec7 ph\u00e1t tri\u1ec3n, nh\u1eefng c\u00e1ch m\u1edbi \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a UDP cho \u0111\u1ed9 tin c\u1eady v\u00e0 b\u1ea3o m\u1eadt c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n. Ngo\u00e0i ra, s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a \u0111i\u1ec7n to\u00e1n bi\u00ean v\u00e0 c\u00e1c thi\u1ebft b\u1ecb IoT (Internet of Things) c\u00f3 th\u1ec3 s\u1ebd l\u00e0m t\u0103ng t\u1ea7m quan tr\u1ecdng c\u1ee7a UDP trong giao ti\u1ebfp phi t\u1eadp trung v\u00e0 th\u1eddi gian th\u1ef1c.<\/p>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi UDP (Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng)<\/h2>\n<p>M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 b\u1ed5 sung cho UDP theo nhi\u1ec1u c\u00e1ch kh\u00e1c nhau:<\/p>\n<ol>\n<li>\n<p><strong>C\u00e2n b\u1eb1ng t\u1ea3i:<\/strong> M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 ph\u00e2n ph\u1ed1i l\u01b0u l\u01b0\u1ee3ng UDP tr\u00ean nhi\u1ec1u m\u00e1y ch\u1ee7, \u0111\u1ea3m b\u1ea3o c\u00e2n b\u1eb1ng t\u1ea3i hi\u1ec7u qu\u1ea3 v\u00e0 t\u00ednh s\u1eb5n s\u00e0ng cao.<\/p>\n<\/li>\n<li>\n<p><strong>L\u1ecdc n\u1ed9i dung:<\/strong> Proxy c\u00f3 th\u1ec3 l\u1ecdc v\u00e0 ki\u1ec3m tra c\u00e1c g\u00f3i UDP, cung c\u1ea5p kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t n\u1ed9i dung v\u00e0 b\u1ea3o m\u1eadt cho c\u00e1c \u1ee9ng d\u1ee5ng s\u1eed d\u1ee5ng UDP.<\/p>\n<\/li>\n<li>\n<p><strong>\u1ea8n danh:<\/strong> Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e1y ch\u1ee7 proxy \u0111\u1ec3 che gi\u1ea5u \u0111\u1ecba ch\u1ec9 IP c\u1ee7a h\u1ecd khi s\u1eed d\u1ee5ng c\u00e1c \u1ee9ng d\u1ee5ng d\u1ef1a tr\u00ean UDP, t\u0103ng c\u01b0\u1eddng quy\u1ec1n ri\u00eang t\u01b0 v\u00e0 b\u1ea3o m\u1eadt.<\/p>\n<\/li>\n<\/ol>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin chuy\u00ean s\u00e2u v\u1ec1 UDP (Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng), b\u1ea1n c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ol>\n<li><a target=\"_new\" rel=\"noopener\">RFC 768 - Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng<\/a><\/li>\n<li><a target=\"_new\" rel=\"noopener\">UDP so v\u1edbi TCP: S\u1ef1 kh\u00e1c bi\u1ec7t l\u00e0 g\u00ec?<\/a><\/li>\n<li><a target=\"_new\" rel=\"noopener\">Hi\u1ec3u giao th\u1ee9c UDP v\u00e0 TCP<\/a><\/li>\n<li><a target=\"_new\" href=\"https:\/\/proxyelite.info\/vi\/\" rel=\"noopener\">ProxyElite \u2013 D\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 proxy<\/a><\/li>\n<\/ol>\n<p>H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n n\u00e0y cung c\u1ea5p c\u00e1i nh\u00ecn s\u00e2u s\u1eafc v\u1ec1 UDP, c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3 v\u00e0 m\u1ee9c \u0111\u1ed9 li\u00ean quan c\u1ee7a n\u00f3 trong b\u1ed1i c\u1ea3nh truy\u1ec1n th\u00f4ng m\u1ea1ng ng\u00e0y c\u00e0ng ph\u00e1t tri\u1ec3n. Cho d\u00f9 b\u1ea1n l\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n, qu\u1ea3n tr\u1ecb vi\u00ean m\u1ea1ng hay ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 t\u00f2 m\u00f2 v\u1ec1 s\u1ef1 ph\u1ee9c t\u1ea1p c\u1ee7a c\u00e1c giao th\u1ee9c internet, UDP \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ecbnh h\u00ecnh c\u00e1ch truy\u1ec1n d\u1eef li\u1ec7u tr\u00ean th\u1ebf gi\u1edbi k\u1ef9 thu\u1eadt s\u1ed1.<\/p>","protected":false},"featured_media":579503,"menu_order":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-579502","glossary","type-glossary","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary\/579502","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":0,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary\/579502\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/media\/579503"}],"wp:attachment":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/media?parent=579502"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}