{"id":479395,"date":"2023-08-09T10:35:54","date_gmt":"2023-08-09T10:35:54","guid":{"rendered":""},"modified":"2023-09-05T11:18:45","modified_gmt":"2023-09-05T11:18:45","slug":"transport-layer","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/transport-layer\/","title":{"rendered":"L\u1edbp v\u1eadn chuy\u1ec3n"},"content":{"rendered":"<p>L\u1edbp v\u1eadn chuy\u1ec3n l\u00e0 m\u1ed9t trong b\u1ea3y l\u1edbp c\u1ee7a m\u00f4 h\u00ecnh OSI (K\u1ebft n\u1ed1i h\u1ec7 th\u1ed1ng m\u1edf), ch\u1ecbu tr\u00e1ch nhi\u1ec7m \u0111\u1ea3m b\u1ea3o li\u00ean l\u1ea1c t\u1eeb \u0111\u1ea7u \u0111\u1ebfn cu\u1ed1i v\u00e0 truy\u1ec1n d\u1eef li\u1ec7u kh\u00f4ng c\u00f3 l\u1ed7i gi\u1eefa ng\u01b0\u1eddi g\u1eedi v\u00e0 ng\u01b0\u1eddi nh\u1eadn. N\u00f3 \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c qu\u1ea3n l\u00fd ki\u1ec3m so\u00e1t lu\u1ed3ng, ki\u1ec3m tra l\u1ed7i v\u00e0 ph\u00e2n \u0111o\u1ea1n d\u1eef li\u1ec7u.<\/p>\n<h2>L\u1ecbch s\u1eed ngu\u1ed3n g\u1ed1c c\u1ee7a t\u1ea7ng v\u1eadn chuy\u1ec3n v\u00e0 s\u1ef1 \u0111\u1ec1 c\u1eadp \u0111\u1ea7u ti\u00ean v\u1ec1 n\u00f3<\/h2>\n<p>Kh\u00e1i ni\u1ec7m v\u1ec1 L\u1edbp v\u1eadn chuy\u1ec3n c\u00f3 t\u1eeb cu\u1ed1i nh\u1eefng n\u0103m 1970, khi m\u00f4 h\u00ecnh OSI \u0111ang \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n. T\u1ed5 ch\u1ee9c Ti\u00eau chu\u1ea9n h\u00f3a Qu\u1ed1c t\u1ebf (ISO) \u0111\u00e3 kh\u1edfi x\u01b0\u1edbng d\u1ef1 \u00e1n OSI v\u00e0o n\u0103m 1977, nh\u1eb1m t\u1ea1o ra m\u1ed9t ki\u1ebfn tr\u00fac m\u1ea1ng ti\u00eau chu\u1ea9n \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng kh\u00e1c nhau. L\u1edbp v\u1eadn chuy\u1ec3n \u0111\u01b0\u1ee3c ch\u00ednh th\u1ee9c h\u00f3a th\u00e0nh l\u1edbp th\u1ee9 t\u01b0 c\u1ee7a m\u00f4 h\u00ecnh OSI v\u00e0o n\u0103m 1984, n\u00eau b\u1eadt t\u1ea7m quan tr\u1ecdng c\u1ee7a n\u00f3 trong giao ti\u1ebfp \u0111\u00e1ng tin c\u1eady.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 l\u1edbp v\u1eadn chuy\u1ec3n<\/h2>\n<p>L\u1edbp v\u1eadn chuy\u1ec3n \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u1ea7u n\u1ed1i gi\u1eefa L\u1edbp \u1ee9ng d\u1ee5ng v\u00e0 L\u1edbp m\u1ea1ng, qu\u1ea3n l\u00fd vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u b\u1eb1ng c\u00e1ch \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n, \u0111\u1ed9 tin c\u1eady v\u00e0 hi\u1ec7u qu\u1ea3. C\u00e1c ch\u1ee9c n\u0103ng ch\u00ednh bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>Ph\u00e2n \u0111o\u1ea1n v\u00e0 l\u1eafp r\u00e1p l\u1ea1i<\/strong>: Chia nh\u1ecf c\u00e1c kh\u1ed1i d\u1eef li\u1ec7u l\u1edbn th\u00e0nh c\u00e1c g\u00f3i nh\u1ecf h\u01a1n \u0111\u1ec3 truy\u1ec1n v\u00e0 t\u1eadp h\u1ee3p l\u1ea1i ch\u00fang t\u1ea1i \u0111\u00edch.<\/li>\n<li><strong>Ph\u00e1t hi\u1ec7n v\u00e0 s\u1eeda l\u1ed7i<\/strong>: X\u00e1c \u0111\u1ecbnh v\u00e0 s\u1eeda l\u1ed7i trong d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n.<\/li>\n<li><strong>Ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng<\/strong>: Qu\u1ea3n l\u00fd t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u \u0111\u1ec3 tr\u00e1nh t\u1eafc ngh\u1ebdn v\u00e0 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u.<\/li>\n<li><strong>Qu\u1ea3n l\u00fd k\u1ebft n\u1ed1i<\/strong>: Thi\u1ebft l\u1eadp, duy tr\u00ec v\u00e0 ch\u1ea5m d\u1ee9t c\u00e1c k\u1ebft n\u1ed1i khi c\u1ea7n thi\u1ebft.<\/li>\n<\/ul>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a l\u1edbp v\u1eadn chuy\u1ec3n<\/h2>\n<p>L\u1edbp v\u1eadn chuy\u1ec3n bao g\u1ed3m m\u1ed9t s\u1ed1 th\u00e0nh ph\u1ea7n con, ph\u1ed1i h\u1ee3p v\u1edbi nhau \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n giao ti\u1ebfp:<\/p>\n<ol>\n<li><strong>Giao th\u1ee9c v\u1eadn chuy\u1ec3n<\/strong>: Ch\u1eb3ng h\u1ea1n nh\u01b0 TCP (Giao th\u1ee9c \u0111i\u1ec1u khi\u1ec3n truy\u1ec1n t\u1ea3i) v\u00e0 UDP (Giao th\u1ee9c g\u00f3i d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng).<\/li>\n<li><strong>\u0110\u01a1n v\u1ecb ph\u00e2n kh\u00fac<\/strong>: Ch\u1ecbu tr\u00e1ch nhi\u1ec7m ph\u00e2n chia d\u1eef li\u1ec7u th\u00e0nh c\u00e1c ph\u00e2n \u0111o\u1ea1n c\u00f3 th\u1ec3 qu\u1ea3n l\u00fd \u0111\u01b0\u1ee3c.<\/li>\n<li><strong>C\u01a1 ch\u1ebf ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y v\u00e0 l\u1ed7i<\/strong>: \u0110i\u1ec1u ch\u1ec9nh vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u v\u00e0 s\u1eeda l\u1ed7i.<\/li>\n<li><strong>Qu\u1ea3n l\u00fd c\u1ea3ng<\/strong>: Ph\u00e2n b\u1ed5 v\u00e0 qu\u1ea3n l\u00fd c\u00e1c c\u1ed5ng \u0111\u1ec3 cho ph\u00e9p li\u00ean l\u1ea1c gi\u1eefa c\u00e1c \u1ee9ng d\u1ee5ng.<\/li>\n<\/ol>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a l\u1edbp v\u1eadn chuy\u1ec3n<\/h2>\n<ul>\n<li><strong>\u0111\u1ed9 tin c\u1eady<\/strong>: \u0110\u1ea3m b\u1ea3o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c cung c\u1ea5p ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ea7y \u0111\u1ee7.<\/li>\n<li><strong>Giao ti\u1ebfp \u0111\u1ea7u cu\u1ed1i<\/strong>: T\u1ea1o \u0111i\u1ec1u ki\u1ec7n giao ti\u1ebfp tr\u1ef1c ti\u1ebfp gi\u1eefa ng\u01b0\u1eddi g\u1eedi v\u00e0 ng\u01b0\u1eddi nh\u1eadn.<\/li>\n<li><strong>To\u00e0n v\u1eb9n d\u1eef li\u1ec7u<\/strong>: B\u1ea3o to\u00e0n c\u1ea5u tr\u00fac v\u00e0 n\u1ed9i dung c\u1ee7a d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n.<\/li>\n<li><strong>Hi\u1ec7u qu\u1ea3<\/strong>: T\u1ed1i \u0111a h\u00f3a t\u1ed1c \u0111\u1ed9 truy\u1ec1n d\u1eef li\u1ec7u \u0111\u1ed3ng th\u1eddi gi\u1ea3m thi\u1ec3u l\u1ed7i.<\/li>\n<\/ul>\n<h2>C\u00e1c lo\u1ea1i l\u1edbp v\u1eadn chuy\u1ec3n<\/h2>\n<p>Ch\u1ee7 y\u1ebfu c\u00f3 hai giao th\u1ee9c l\u1edbp v\u1eadn chuy\u1ec3n, \u0111\u01b0\u1ee3c t\u00f3m t\u1eaft trong b\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<table>\n<thead>\n<tr>\n<th>Giao th\u1ee9c<\/th>\n<th>\u0111\u1ed9 tin c\u1eady<\/th>\n<th>Ki\u1ec3u k\u1ebft n\u1ed1i<\/th>\n<th>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>TCP<\/td>\n<td>\u0110\u00e1ng tin c\u1eady<\/td>\n<td>D\u1ef1a tr\u00ean k\u1ebft n\u1ed1i<\/td>\n<td>Duy\u1ec7t web, Email, Truy\u1ec1n t\u1eadp tin<\/td>\n<\/tr>\n<tr>\n<td>UDP<\/td>\n<td>Kh\u00f4ng \u0111\u00e1ng tin c\u1eady<\/td>\n<td>Kh\u00f4ng k\u1ebft n\u1ed1i<\/td>\n<td>Truy\u1ec1n ph\u00e1t ph\u01b0\u01a1ng ti\u1ec7n, VoIP, Tr\u00f2 ch\u01a1i<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1c c\u00e1ch s\u1eed d\u1ee5ng L\u1edbp v\u1eadn chuy\u1ec3n, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p<\/h2>\n<ul>\n<li><strong>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/strong>: Giao ti\u1ebfp web, chia s\u1ebb t\u1eadp tin, \u1ee9ng d\u1ee5ng th\u1eddi gian th\u1ef1c.<\/li>\n<li><strong>C\u00e1c v\u1ea5n \u0111\u1ec1<\/strong>: T\u1eafc ngh\u1ebdn, m\u1ea5t g\u00f3i, \u0111\u1ed9 tr\u1ec5, lo ng\u1ea1i v\u1ec1 b\u1ea3o m\u1eadt.<\/li>\n<li><strong>C\u00e1c gi\u1ea3i ph\u00e1p<\/strong>: Th\u1ef1c hi\u1ec7n ki\u1ec3m tra l\u1ed7i, ki\u1ec3m so\u00e1t lu\u1ed3ng, giao th\u1ee9c b\u1ea3o m\u1eadt th\u00edch h\u1ee3p.<\/li>\n<\/ul>\n<h2>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 nh\u1eefng so s\u00e1nh kh\u00e1c<\/h2>\n<p>So s\u00e1nh TCP v\u00e0 UDP:<\/p>\n<table>\n<thead>\n<tr>\n<th>T\u00ednh n\u0103ng<\/th>\n<th>TCP<\/th>\n<th>UDP<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Ki\u1ec3u k\u1ebft n\u1ed1i<\/td>\n<td>D\u1ef1a tr\u00ean k\u1ebft n\u1ed1i<\/td>\n<td>Kh\u00f4ng k\u1ebft n\u1ed1i<\/td>\n<\/tr>\n<tr>\n<td>T\u1ed1c \u0111\u1ed9<\/td>\n<td>Ch\u1eadm h\u01a1n<\/td>\n<td>Nhanh h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>\u0111\u1ed9 tin c\u1eady<\/td>\n<td>Cao<\/td>\n<td>Th\u1ea5p<\/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 t\u1ea7ng truy\u1ec1n t\u1ea3i<\/h2>\n<p>C\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi n\u1ed5i nh\u01b0 5G, IoT (Internet of Things) v\u00e0 c\u00e1c ph\u01b0\u01a1ng th\u1ee9c m\u00e3 h\u00f3a ti\u00ean ti\u1ebfn c\u00f3 th\u1ec3 s\u1ebd n\u00e2ng cao ch\u1ee9c n\u0103ng v\u00e0 b\u1ea3o m\u1eadt c\u1ee7a L\u1edbp v\u1eadn chuy\u1ec3n. S\u1ef1 ph\u00e1t tri\u1ec3n kh\u00f4ng ng\u1eebng c\u1ee7a c\u00f4ng ngh\u1ec7 m\u1ea1ng s\u1ebd \u0111\u00f2i h\u1ecfi s\u1ef1 t\u1ed1i \u01b0u h\u00f3a v\u00e0 \u0111\u1ed5i m\u1edbi h\u01a1n n\u1eefa trong L\u1edbp V\u1eadn chuy\u1ec3n.<\/p>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi l\u1edbp v\u1eadn chuy\u1ec3n<\/h2>\n<p>C\u00e1c m\u00e1y ch\u1ee7 proxy, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c m\u00e1y ch\u1ee7 do OneProxy cung c\u1ea5p, t\u01b0\u01a1ng t\u00e1c v\u1edbi L\u1edbp Truy\u1ec1n t\u1ea3i b\u1eb1ng c\u00e1ch \u0111\u1ecbnh tuy\u1ebfn d\u1eef li\u1ec7u gi\u1eefa m\u00e1y kh\u00e1ch v\u00e0 m\u00e1y ch\u1ee7. B\u1eb1ng c\u00e1ch che gi\u1ea5u \u0111\u1ecba ch\u1ec9 IP c\u1ee7a kh\u00e1ch h\u00e0ng v\u00e0 t\u1ed1i \u01b0u h\u00f3a c\u00e1c tuy\u1ebfn d\u1eef li\u1ec7u, m\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n t\u00ednh b\u1ea3o m\u1eadt, \u1ea9n danh v\u00e0 hi\u1ec7u su\u1ea5t trong vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<ol>\n<li><a href=\"https:\/\/www.techopedia.com\/definition\/5531\/open-systems-interconnection-model-osi\" target=\"_new\" rel=\"noopener nofollow\">M\u00f4 h\u00ecnh OSI \u2013 Techopedia<\/a><\/li>\n<li><a href=\"https:\/\/www.cisco.com\/c\/en\/us\/solutions\/collateral\/enterprise\/design-zone-smart-business-architecture\/sbaNLAN-WP.html\" target=\"_new\" rel=\"noopener nofollow\">Giao th\u1ee9c l\u1edbp v\u1eadn chuy\u1ec3n \u2013 Cisco<\/a><\/li>\n<li><a href=\"https:\/\/oneproxy.pro\/vn\/\" target=\"_new\" rel=\"noopener\">OneProxy \u2013 Trang web ch\u00ednh th\u1ee9c<\/a><\/li>\n<\/ol>\n<p>T\u1ed5ng quan to\u00e0n di\u1ec7n n\u00e0y v\u1ec1 L\u1edbp v\u1eadn chuy\u1ec3n cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft c\u1ea7n thi\u1ebft v\u1ec1 c\u1ea5u tr\u00fac, ch\u1ee9c n\u0103ng, lo\u1ea1i v\u00e0 m\u1ee9c \u0111\u1ed9 li\u00ean quan c\u1ee7a n\u00f3 trong m\u1ea1ng hi\u1ec7n \u0111\u1ea1i, bao g\u1ed3m c\u1ea3 vi\u1ec7c t\u00edch h\u1ee3p v\u1edbi c\u00e1c m\u00e1y ch\u1ee7 proxy nh\u01b0 OneProxy.<\/p>","protected":false},"featured_media":479396,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-479395","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Transport Layer<\/mark>","faq_items":[{"question":"What is the Transport Layer and its role in network communication?","answer":"<p>The Transport Layer is one of the seven layers of the OSI model, responsible for managing end-to-end communication and error-free data transport between the sender and receiver. It ensures data integrity, reliability, and efficient transmission.<\/p>"},{"question":"How did the Transport Layer originate, and when was it first mentioned?","answer":"<p>The concept of the Transport Layer was developed during the late 1970s as part of the OSI project by the International Organization for Standardization (ISO). It was formally introduced as the fourth layer of the OSI model in 1984.<\/p>"},{"question":"What functions does the Transport Layer perform?","answer":"<p>The Transport Layer performs various crucial functions, including segmentation and reassembly of data, error detection and correction, flow control, and connection management.<\/p>"},{"question":"What is the internal structure of the Transport Layer?","answer":"<p>The Transport Layer consists of several components, including transport protocols like TCP and UDP, segmentation units, flow and error control mechanisms, and port management.<\/p>"},{"question":"What are the key features of the Transport Layer?","answer":"<p>The Transport Layer's key features include reliability, end-to-end communication, data integrity, and efficiency in data transmission.<\/p>"},{"question":"What are the types of Transport Layer protocols, and how do they differ?","answer":"<p>There are primarily two types of Transport Layer protocols: TCP (Transmission Control Protocol) and UDP (User Datagram Protocol). TCP is reliable and connection-based, while UDP is unreliable and connectionless. TCP is suitable for web browsing, email, and file transfer, while UDP is ideal for streaming media, VoIP, and games.<\/p>"},{"question":"How can the Transport Layer be used, and what problems may arise?","answer":"<p>The Transport Layer is used for web communication, file sharing, and real-time applications. Some potential problems include congestion, packet loss, latency, and security concerns. These issues can be mitigated through proper error checking, flow control, and security protocols.<\/p>"},{"question":"What are the main characteristics and comparisons between TCP and UDP?","answer":"<p>TCP is slower but highly reliable due to its connection-based nature. On the other hand, UDP is faster but less reliable as it is connectionless.<\/p>"},{"question":"What are the future perspectives and technologies related to the Transport Layer?","answer":"<p>Emerging technologies like 5G and IoT will likely enhance the Transport Layer's functionality and security. Continuous advancements in networking technologies will demand further optimization and innovation.<\/p>"},{"question":"How do proxy servers like OneProxy relate to the Transport Layer?","answer":"<p>Proxy servers interact with the Transport Layer by routing data between clients and servers. They can improve security, anonymity, and performance in data transmission by masking client IP addresses and optimizing data routes. OneProxy offers such proxy server solutions.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/479395","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":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/479395\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/479396"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=479395"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}