Khi m\u1ed9t datagram \u0111\u01b0\u1ee3c truy\u1ec1n qua m\u1ea1ng, n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c l\u1edbp giao di\u1ec7n m\u1ea1ng \u1edf \u0111\u00edch nh\u1eadn. \u1ede \u0111\u00e2y, ti\u00eau \u0111\u1ec1 IP \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh n\u01a1i chuy\u1ec3n ti\u1ebfp datagram ti\u1ebfp theo. Khi datagram \u0111\u1ebfn \u0111\u00edch cu\u1ed1i c\u00f9ng, t\u1ea3i tr\u1ecdng s\u1ebd \u0111\u01b0\u1ee3c tr\u00edch xu\u1ea5t v\u00e0 chuy\u1ec3n ti\u1ebfp \u0111\u1ebfn c\u00e1c l\u1edbp tr\u00ean c\u1ee7a m\u00f4 h\u00ecnh OSI \u0111\u1ec3 x\u1eed l\u00fd ti\u1ebfp.<\/p>\n
C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a Datagram<\/h2>\n
C\u00e1ch ti\u1ebfp c\u1eadn datagram \u0111i k\u00e8m v\u1edbi m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng x\u00e1c \u0111\u1ecbnh:<\/p>\n
- \n
- S\u1ef1 \u0111\u1ed9c l\u1eadp:<\/strong> M\u1ed7i datagram \u0111\u1ed9c l\u1eadp v\u1edbi c\u00e1c datagram kh\u00e1c. N\u00f3 c\u00f3 ngh\u0129a l\u00e0 ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c g\u1eedi v\u00e0 nh\u1eadn theo b\u1ea5t k\u1ef3 th\u1ee9 t\u1ef1 n\u00e0o.<\/li>\n
- kh\u00e9p k\u00edn:<\/strong> C\u00e1c g\u00f3i d\u1eef li\u1ec7u mang t\u1ea5t c\u1ea3 c\u00e1c th\u00f4ng tin c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ecbnh tuy\u1ebfn t\u1eeb ngu\u1ed3n \u0111\u1ebfn \u0111\u00edch.<\/li>\n
- Kh\u00f4ng c\u00f3 \u0111\u01b0\u1eddng d\u1eabn \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp tr\u01b0\u1edbc:<\/strong> Trong m\u1ea1ng datagram, kh\u00f4ng c\u1ea7n thi\u1ebft l\u1eadp \u0111\u01b0\u1eddng d\u1eabn tr\u01b0\u1edbc khi truy\u1ec1n d\u1eef li\u1ec7u.<\/li>\n
- Linh ho\u1ea1t:<\/strong> V\u00ec m\u1ed7i datagram c\u00f3 th\u1ec3 ch\u1ecdn tuy\u1ebfn \u0111\u01b0\u1eddng ri\u00eang n\u00ean m\u00f4 h\u00ecnh n\u00e0y c\u00f3 th\u1ec3 m\u1ea1nh m\u1ebd h\u01a1n v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng cao h\u01a1n v\u1edbi c\u00e1c l\u1ed7i ho\u1eb7c t\u1eafc ngh\u1ebdn m\u1ea1ng.<\/li>\n
- Kh\u00f4ng c\u00f3 giao h\u00e0ng \u0111\u1ea3m b\u1ea3o:<\/strong> M\u1ea1ng datagram kh\u00f4ng cung c\u1ea5p vi\u1ec7c g\u1eedi \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o ho\u1eb7c th\u00f4ng b\u00e1o v\u1ec1 vi\u1ec7c g\u1eedi kh\u00f4ng th\u00e0nh c\u00f4ng.<\/li>\n<\/ol>\n
C\u00e1c lo\u1ea1i Datagram<\/h2>\n
C\u00e1c g\u00f3i d\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i r\u1ed9ng r\u00e3i d\u1ef1a tr\u00ean giao th\u1ee9c m\u00e0 ch\u00fang \u0111\u01b0\u1ee3c li\u00ean k\u1ebft. Hai ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0:<\/p>\n
- \n
- G\u00f3i d\u1eef li\u1ec7u IP:<\/strong> \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong Giao th\u1ee9c Internet, c\u00e1c g\u00f3i d\u1eef li\u1ec7u n\u00e0y t\u1ea1o th\u00e0nh \u0111\u1ecbnh d\u1ea1ng g\u00f3i ch\u00ednh \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u qua internet. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi c\u1ea3 TCP (Giao th\u1ee9c \u0111i\u1ec1u khi\u1ec3n truy\u1ec1n) v\u00e0 UDP (Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng) \u0111\u1ec3 ph\u00e2n ph\u1ed1i d\u1eef li\u1ec7u.<\/li>\n
- G\u00f3i d\u1eef li\u1ec7u UDP:<\/strong> C\u00e1c g\u00f3i d\u1eef li\u1ec7u n\u00e0y l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng. UDP cung c\u1ea5p m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u01a1n gi\u1ea3n nh\u01b0ng nhanh ch\u00f3ng \u0111\u1ec3 trao \u0111\u1ed5i d\u1eef li\u1ec7u qua m\u1ea1ng IP. N\u00f3 thi\u1ebfu s\u1ef1 ph\u1ee9c t\u1ea1p v\u00e0 chi ph\u00ed chung c\u1ee7a TCP, nh\u01b0ng c\u0169ng kh\u00f4ng \u0111\u1ea3m b\u1ea3o vi\u1ec7c ph\u00e2n ph\u1ed1i, \u0111\u1eb7t h\u00e0ng ho\u1eb7c ki\u1ec3m tra l\u1ed7i.<\/li>\n<\/ol>\n
![\"G\u00f3i](\"https:\/\/oneproxy.pro\/wp-content\/uploads\/2023\/08\/Datagram.jpg\" "\\"\\"")
<\/a>G\u00f3i d\u1eef li\u1ec7u<\/figcaption><\/figure>\n C\u00e1ch s\u1eed d\u1ee5ng Datagram, th\u00e1ch th\u1ee9c v\u00e0 gi\u1ea3i ph\u00e1p<\/h2>\n
Datagram \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean nhi\u1ec1u \u1ee9ng d\u1ee5ng trong m\u1ea1ng m\u00e1y t\u00ednh. Ch\u00fang \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong c\u00e1c t\u00ecnh hu\u1ed1ng m\u00e0 t\u1ed1c \u0111\u1ed9 l\u00e0 r\u1ea5t quan tr\u1ecdng v\u00e0 vi\u1ec7c th\u1ec9nh tho\u1ea3ng m\u1ea5t d\u1eef li\u1ec7u c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c, ch\u1eb3ng h\u1ea1n nh\u01b0 ph\u00e1t tr\u1ef1c ti\u1ebfp, h\u1ed9i ngh\u1ecb video v\u00e0 ch\u01a1i tr\u00f2 ch\u01a1i tr\u1ef1c tuy\u1ebfn.<\/p>\n
Tuy nhi\u00ean, vi\u1ec7c s\u1eed d\u1ee5ng datagram c\u0169ng \u0111\u1eb7t ra nh\u1eefng th\u00e1ch th\u1ee9c nh\u1ea5t \u0111\u1ecbnh. V\u00ec ch\u00fang kh\u00f4ng \u0111\u1ea3m b\u1ea3o vi\u1ec7c ph\u00e2n ph\u1ed1i ho\u1eb7c duy tr\u00ec th\u1ee9 t\u1ef1 c\u1ee7a c\u00e1c g\u00f3i n\u00ean m\u1ed9t s\u1ed1 g\u00f3i d\u1eef li\u1ec7u c\u00f3 th\u1ec3 b\u1ecb th\u1ea5t l\u1ea1c ho\u1eb7c \u0111\u1ebfn n\u01a1i kh\u00f4ng \u0111\u00fang th\u1ee9 t\u1ef1. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd \u1edf l\u1edbp \u1ee9ng d\u1ee5ng, n\u01a1i c\u00e1c giao th\u1ee9c nh\u01b0 TCP \u0111\u1ea3m b\u1ea3o vi\u1ec7c ph\u00e2n ph\u1ed1i \u0111\u01b0\u1ee3c \u0111\u1eb7t h\u00e0ng v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n
V\u00ed d\u1ee5: n\u1ebfu b\u1ea1n \u0111ang s\u1eed d\u1ee5ng UDP \u0111\u1ec3 g\u1eedi c\u00e1c g\u00f3i d\u1eef li\u1ec7u, b\u1ea1n c\u00f3 th\u1ec3 x\u00e2y d\u1ef1ng logic b\u1ed5 sung v\u00e0o \u1ee9ng d\u1ee5ng c\u1ee7a m\u00ecnh \u0111\u1ec3 x\u00e1c nh\u1eadn vi\u1ec7c nh\u1eadn c\u00e1c g\u00f3i d\u1eef li\u1ec7u ho\u1eb7c s\u1eafp x\u1ebfp l\u1ea1i ch\u00fang khi \u0111\u1ebfn n\u01a1i.<\/p>\n
Datagram so v\u1edbi c\u00e1c \u0111i\u1ec1u kho\u1ea3n m\u1ea1ng t\u01b0\u01a1ng t\u1ef1<\/h2>\n
- \n
- Datagram so v\u1edbi g\u00f3i:<\/strong> Datagram l\u00e0 m\u1ed9t lo\u1ea1i g\u00f3i, c\u1ee5 th\u1ec3 l\u00e0 m\u1ed9t th\u1ef1c th\u1ec3 d\u1eef li\u1ec7u \u0111\u1ed9c l\u1eadp, \u0111\u1ed9c l\u1eadp mang \u0111\u1ee7 th\u00f4ng tin \u0111\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh tuy\u1ebfn t\u1eeb ngu\u1ed3n \u0111\u1ebfn \u0111\u00edch.<\/li>\n
- Datagram so v\u1edbi khung:<\/strong> Khung l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb truy\u1ec1n d\u1eef li\u1ec7u s\u1ed1 trong m\u1ea1ng m\u00e1y t\u00ednh. Ng\u01b0\u1ee3c l\u1ea1i v\u1edbi datagram, m\u1ed9t khung bao g\u1ed3m th\u00f4ng tin \u0111\u1ed3ng b\u1ed9 h\u00f3a, ki\u1ec3m tra l\u1ed7i v\u00e0 d\u1eef li\u1ec7u \u0111i\u1ec1u khi\u1ec3n, cho ph\u00e9p n\u00f3 \u0111\u01b0\u1ee3c truy\u1ec1n m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady \u0111\u1ebfn n\u00fat m\u1ea1ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp ti\u1ebfp theo.<\/li>\n<\/ol>\n
T\u01b0\u01a1ng lai c\u1ee7a Datagram v\u00e0 c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi n\u1ed5i<\/h2>\n
Khi c\u00f4ng ngh\u1ec7 m\u1ea1ng ph\u00e1t tri\u1ec3n, kh\u00e1i ni\u1ec7m datagram ti\u1ebfp t\u1ee5c ph\u00f9 h\u1ee3p, \u0111\u1eb7c bi\u1ec7t v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 Internet of Things (IoT) v\u00e0 \u0111i\u1ec7n to\u00e1n ranh gi\u1edbi, \u0111\u00f2i h\u1ecfi vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u linh ho\u1ea1t, hi\u1ec7u qu\u1ea3.<\/p>\n
H\u01a1n n\u1eefa, s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a B\u1ea3o m\u1eadt l\u1edbp v\u1eadn chuy\u1ec3n g\u00f3i d\u1eef li\u1ec7u (DTLS) cho th\u1ea5y m\u1ed1i quan t\u00e2m ng\u00e0y c\u00e0ng t\u0103ng \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng d\u1ef1a tr\u00ean g\u00f3i d\u1eef li\u1ec7u an to\u00e0n. DTLS cung c\u1ea5p c\u00e1c \u0111\u1ea3m b\u1ea3o b\u1ea3o m\u1eadt t\u01b0\u01a1ng t\u1ef1 nh\u01b0 TLS (\u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong duy\u1ec7t web an to\u00e0n) nh\u01b0ng d\u00e0nh cho c\u00e1c giao th\u1ee9c datagram nh\u01b0 UDP.<\/p>\n
M\u00e1y ch\u1ee7 proxy v\u00e0 Datagram<\/h2>\n
M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 x\u1eed l\u00fd c\u00e1c datagram, \u0111\u00f3ng vai tr\u00f2 trung gian cho c\u00e1c y\u00eau c\u1ea7u t\u1eeb kh\u00e1ch h\u00e0ng \u0111ang t\u00ecm ki\u1ebfm t\u00e0i nguy\u00ean t\u1eeb c\u00e1c m\u00e1y ch\u1ee7 kh\u00e1c. Ch\u00fang c\u00f3 th\u1ec3 cung c\u1ea5p nhi\u1ec1u ch\u1ee9c n\u0103ng kh\u00e1c nhau, bao g\u1ed3m b\u1ea3o m\u1eadt, quy\u1ec1n ri\u00eang t\u01b0 v\u00e0 n\u00e9n d\u1eef li\u1ec7u.<\/p>\n
V\u00ed d\u1ee5: m\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 cho ph\u00e9p m\u00e1y kh\u00e1ch t\u1ea1o k\u1ebft n\u1ed1i m\u1ea1ng gi\u00e1n ti\u1ebfp t\u1edbi c\u00e1c d\u1ecbch v\u1ee5 m\u1ea1ng kh\u00e1c. M\u1ed9t m\u00e1y kh\u00e1ch k\u1ebft n\u1ed1i v\u1edbi m\u00e1y ch\u1ee7 proxy, y\u00eau c\u1ea7u k\u1ebft n\u1ed1i, t\u1ec7p ho\u1eb7c c\u00e1c t\u00e0i nguy\u00ean kh\u00e1c c\u00f3 s\u1eb5n tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 kh\u00e1c. M\u00e1y ch\u1ee7 proxy cung c\u1ea5p t\u00e0i nguy\u00ean, c\u00f3 th\u1ec3 b\u1eb1ng c\u00e1ch k\u1ebft n\u1ed1i v\u1edbi m\u00e1y ch\u1ee7 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh ho\u1eb7c ph\u1ee5c v\u1ee5 n\u00f3 t\u1eeb b\u1ed9 \u0111\u1ec7m.<\/p>\n
V\u1ec1 m\u1eb7t datagram, m\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 ch\u1eb7n ch\u00fang, \u0111\u1ecdc v\u00e0 gi\u1ea3i th\u00edch d\u1eef li\u1ec7u, sau \u0111\u00f3 th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 kh\u00e1c nhau d\u1ef1a tr\u00ean n\u1ed9i dung c\u1ee7a datagram. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0111\u1ecbnh tuy\u1ebfn l\u1ea1i datagram, s\u1eeda \u0111\u1ed5i d\u1eef li\u1ec7u ho\u1eb7c th\u1eadm ch\u00ed ch\u1eb7n n\u00f3 ho\u00e0n to\u00e0n.<\/p>\n
Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n
\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 datagram v\u00e0 c\u00e1c kh\u00e1i ni\u1ec7m li\u00ean quan, h\u00e3y xem x\u00e9t c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n
- \n
- Giao th\u1ee9c Internet - Wikipedia<\/a><\/li>\n
- Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng - Wikipedia<\/a><\/li>\n
- B\u1ea3o m\u1eadt l\u1edbp v\u1eadn chuy\u1ec3n g\u00f3i d\u1eef li\u1ec7u - Wikipedia<\/a><\/li>\n
- RFC 768 - Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng<\/a><\/li>\n
- RFC 791 \u2013 Giao th\u1ee9c Internet<\/a><\/li>\n<\/ol>","protected":false},"featured_media":505603,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476746","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about Datagram: A Detailed Guide to Data Packets in Networking<\/mark>","faq_items":[{"question":"What is a Datagram?","answer":"A Datagram is a basic transfer unit associated with a packet-switched network. Datagrams are designed to be routed from the source to the destination without depending on prior exchanges between these points. They are self-contained data packets that include the data payload along with header details used in routing."},{"question":"Who first introduced the concept of Datagram?","answer":"The concept of Datagram was introduced by Louis Pouzin, a French computer scientist, in 1970 as part of the design for the CYCLADES network."},{"question":"How is a Datagram structured?","answer":"A Datagram typically consists of two parts: the Datagram Header and the Payload. The header carries control information such as source and destination IP addresses, protocol used, length of the Datagram, among other things. The payload is the actual data that the Datagram carries."},{"question":"What are the key features of a Datagram?","answer":"Key features of a Datagram include its independence, where each Datagram is independent of others and can be sent and received in any order; its self-containment, where Datagrams carry all the necessary information for routing from the origin to the destination; and its flexibility, as they do not need a pre-established path for transmission."},{"question":"What are the types of Datagram?","answer":"Datagrams can be classified based on the protocol they are associated with. The two most common are IP Datagram and UDP Datagram. IP Datagram is used in the Internet Protocol and forms the primary packet format for transmitting data over the internet. UDP Datagram is part of the User Datagram Protocol, which provides a simple but fast method for the exchange of data over IP networks."},{"question":"How are Datagrams used, and what are the challenges associated with them?","answer":"Datagrams are used across various applications in computer networking, especially where speed is vital, and occasional data loss is tolerable. However, using Datagrams can pose certain challenges such as potential loss of data or arrival of data out of order. To manage these issues, additional logic may be built into applications to confirm receipt of Datagrams or reorder them on arrival."},{"question":"How are Datagrams associated with proxy servers?","answer":"Proxy servers can handle Datagrams by serving as an intermediary for requests from clients seeking resources from other servers. They can read and interpret the data, perform various tasks based on the Datagram's content such as rerouting the Datagram, modifying the data, or even blocking it."},{"question":"What is the future perspective of Datagrams?","answer":"As networking technology evolves, the concept of Datagrams continues to be relevant, particularly with the growth of technologies like the Internet of Things (IoT) and edge computing. Moreover, the development of Datagram Transport Layer Security (DTLS) shows a growing interest in secure Datagram-based applications."}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/476746","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":1,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/476746\/revisions"}],"predecessor-version":[{"id":505604,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/476746\/revisions\/505604"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/505603"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=476746"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
- Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng - Wikipedia<\/a><\/li>\n
- Datagram so v\u1edbi khung:<\/strong> Khung l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb truy\u1ec1n d\u1eef li\u1ec7u s\u1ed1 trong m\u1ea1ng m\u00e1y t\u00ednh. Ng\u01b0\u1ee3c l\u1ea1i v\u1edbi datagram, m\u1ed9t khung bao g\u1ed3m th\u00f4ng tin \u0111\u1ed3ng b\u1ed9 h\u00f3a, ki\u1ec3m tra l\u1ed7i v\u00e0 d\u1eef li\u1ec7u \u0111i\u1ec1u khi\u1ec3n, cho ph\u00e9p n\u00f3 \u0111\u01b0\u1ee3c truy\u1ec1n m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady \u0111\u1ebfn n\u00fat m\u1ea1ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp ti\u1ebfp theo.<\/li>\n<\/ol>\n
- G\u00f3i d\u1eef li\u1ec7u UDP:<\/strong> C\u00e1c g\u00f3i d\u1eef li\u1ec7u n\u00e0y l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng. UDP cung c\u1ea5p m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u01a1n gi\u1ea3n nh\u01b0ng nhanh ch\u00f3ng \u0111\u1ec3 trao \u0111\u1ed5i d\u1eef li\u1ec7u qua m\u1ea1ng IP. N\u00f3 thi\u1ebfu s\u1ef1 ph\u1ee9c t\u1ea1p v\u00e0 chi ph\u00ed chung c\u1ee7a TCP, nh\u01b0ng c\u0169ng kh\u00f4ng \u0111\u1ea3m b\u1ea3o vi\u1ec7c ph\u00e2n ph\u1ed1i, \u0111\u1eb7t h\u00e0ng ho\u1eb7c ki\u1ec3m tra l\u1ed7i.<\/li>\n<\/ol>\n
- kh\u00e9p k\u00edn:<\/strong> C\u00e1c g\u00f3i d\u1eef li\u1ec7u mang t\u1ea5t c\u1ea3 c\u00e1c th\u00f4ng tin c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ecbnh tuy\u1ebfn t\u1eeb ngu\u1ed3n \u0111\u1ebfn \u0111\u00edch.<\/li>\n