{"id":815,"date":"2025-12-19T09:52:57","date_gmt":"2025-12-19T08:52:57","guid":{"rendered":"https:\/\/mybox.com\/help\/?post_type=manual_kb&#038;p=815"},"modified":"2026-05-30T16:52:07","modified_gmt":"2026-05-30T14:52:07","slug":"protocoale-udp","status":"publish","type":"manual_kb","link":"https:\/\/mybox.com\/help\/ro\/knowledgebase\/protocols-udp\/","title":{"rendered":"Protocoale - UDP"},"content":{"rendered":"<div class=\"translation-block translation-block-merged\">\n<p class=\"wp-block-paragraph\">UDP (User Datagram Protocol) este un protocol de re\u021bea utilizat pentru transmiterea rapid\u0103 \u0219i f\u0103r\u0103 conexiune a datelor \u00eentre dispozitive prin internet. Face parte din suita de protocoale TCP\/IP \u0219i func\u021bioneaz\u0103 la nivelul stratului de transport.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Spre deosebire de TCP, UDP acord\u0103 prioritate vitezei \u00een detrimentul fiabilit\u0103\u021bii \u0219i nu stabile\u0219te o conexiune \u00eenainte de a trimite datele.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Cuprins<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/protocols-udp\/#How_UDP_works\">Cum func\u021bioneaz\u0103 UDP<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/protocols-udp\/#Key_characteristics_of_UDP\">Caracteristicile cheie ale UDP<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/protocols-udp\/#UDP_vs_TCP\">UDP vs TCP<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/protocols-udp\/#Practical_use_cases\">Cazuri practice de utilizare<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/protocols-udp\/#Why_UDP_is_used\">De ce se utilizeaz\u0103 UDP<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/protocols-udp\/#Practical_implications\">Implica\u021bii practice<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/mybox.com\/help\/ro\/knowledgebase\/protocols-udp\/#Summary\">Rezumat<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_UDP_works\"><\/span>Cum func\u021bioneaz\u0103 UDP<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<\/div>\n\n<div id=\"mybox-2830160593\" class=\"mybox-content mybox-entity-placement\"><div class=\"early-access-banner-inpost\">\r\n  <div class=\"banner-left-inpost\">\r\n    <div class=\"icon-box-inpost\">\r\n      <img decoding=\"async\" src=\"https:\/\/mybox.com\/help\/wp-content\/uploads\/2026\/02\/square-info-icon.svg\" alt=\"Info\">\r\n    <\/div>\r\n    <div class=\"text-box-inpost\">\r\n      <span class=\"label-inpost\"><span class=\"translation-block translation-block-banner-text\">Acces timpuriu<\/span><\/span>\r\n      <h4><span class=\"translation-block translation-block-banner-text\">Mai ave\u021bi nevoie de ajutor?<\/span><\/h4>\r\n      <p><span class=\"translation-block translation-block-banner-text\">Contacta\u021bi echipa noastr\u0103 de servicii pentru clien\u021bi.<\/span><\/p>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <div class=\"banner-right-inpost\">\r\n    <a href=\"https:\/\/panel.mybox.com\/helpdesk2\/v\/list\/\" class=\"banner-button-inpost\"><span class=\"translation-block translation-block-banner-text\">Trimite mesaj<\/span><\/a>\r\n  <\/div>\r\n<\/div><\/div>\n\n<div class=\"translation-block translation-block-merged\"><p class=\"wp-block-paragraph\">UDP transmite date \u00een unit\u0103\u021bi mici numite datagrame. Fiecare datagram\u0103 este transmis\u0103 independent, f\u0103r\u0103 confirmare de livrare sau ordonare.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Procesul de comunicare este simplu:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>expeditorul transmite un datagram c\u0103tre destina\u021bie<\/li>\n\n\n\n<li>destinatarul \u00eel proceseaz\u0103 dac\u0103 acesta ajunge<\/li>\n\n\n\n<li>nu este necesar\u0103 nicio confirmare sau retransmitere<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Acest lucru face ca UDP s\u0103 fie mai rapid, dar mai pu\u021bin fiabil dec\u00e2t protocoalele orientate c\u0103tre conexiune.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Key_characteristics_of_UDP\"><\/span>Caracteristicile cheie ale UDP<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>comunicare f\u0103r\u0103 conexiune<\/li>\n\n\n\n<li>f\u0103r\u0103 garan\u021bie de livrare<\/li>\n\n\n\n<li>f\u0103r\u0103 ordonare a pachetelor<\/li>\n\n\n\n<li>sarcin\u0103 de protocol minim\u0103<\/li>\n\n\n\n<li>transmisie cu laten\u021b\u0103 redus\u0103<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"UDP_vs_TCP\"><\/span>UDP vs TCP<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>UDP \u2260 TCP<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Caracteristic\u0103<\/th><th>UDP<\/th><th>TCP<\/th><\/tr><\/thead><tbody><tr><td>Conexiune<\/td><td>Nu este necesar\u0103<\/td><td>Necesar\u0103<\/td><\/tr><tr><td>Fiabilitate<\/td><td>F\u0103r\u0103 garan\u021bie<\/td><td>Fiabilitate ridicat\u0103<\/td><\/tr><tr><td>Ordinea<\/td><td>Nu este garantat\u0103<\/td><td>Garantat\u0103<\/td><\/tr><tr><td>Vitez\u0103<\/td><td>Mai rapid\u0103<\/td><td>Mai lent\u0103<\/td><\/tr><tr><td>Sarcin\u0103 suplimentar\u0103<\/td><td>Redus\u0103<\/td><td>Mai mare<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">UDP este utilizat atunci c\u00e2nd viteza este mai important\u0103 dec\u00e2t fiabilitatea.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Practical_use_cases\"><\/span>Cazuri practice de utilizare<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">UDP este utilizat \u00een mod obi\u0219nuit \u00een:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>jocuri online<\/li>\n\n\n\n<li>streaming video \u0219i audio<\/li>\n\n\n\n<li>apeluri voce peste IP (VoIP)<\/li>\n\n\n\n<li>transmisiuni \u00een direct<\/li>\n\n\n\n<li>interog\u0103ri DNS<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_UDP_is_used\"><\/span>De ce se utilizeaz\u0103 UDP<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">UDP este preferat \u00een aplica\u021biile \u00een timp real deoarece reduce \u00eent\u00e2rzierea. Chiar dac\u0103 se pierd unele pachete de date, sistemul continu\u0103 s\u0103 func\u021bioneze f\u0103r\u0103 a a\u0219tepta retransmiterea.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">De exemplu, \u00een cazul transmisiilor video live sau al comunica\u021biilor vocale, o pierdere minor\u0103 de date este mai pu\u021bin critic\u0103 dec\u00e2t \u00eent\u00e2rzierile cauzate de retransmitere.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Implica\u021bii_practice\"><\/span>Implica\u021bii practice<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Deoarece UDP nu garanteaz\u0103 livrarea, aplica\u021biile care \u00eel utilizeaz\u0103 trebuie s\u0103 gestioneze singure datele lips\u0103 sau \u00een ordine gre\u0219it\u0103, dac\u0103 este necesar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Acest lucru face ca UDP s\u0103 fie potrivit pentru sistemele \u00een care timpul este esen\u021bial, unde performan\u021ba este mai important\u0103 dec\u00e2t precizia perfect\u0103.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Summary\"><\/span>Rezumat<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">UDP este un protocol de transport rapid, f\u0103r\u0103 conexiune, utilizat pentru comunicarea \u00een timp real. Acesta nu garanteaz\u0103 livrarea sau ordinea datelor, dar asigur\u0103 o transmisie cu laten\u021b\u0103 redus\u0103 pentru aplica\u021biile \u00een care viteza este esen\u021bial\u0103.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/div>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"template":"","format":"standard","manualknowledgebasecat":[25],"manual_kb_tag":[1853,1872,1857,1873,1858,1874,1859,1875,1860,1876,1861,1877,1862,1878,1863,1879,1864,1865,1866,1867,1868,1869,853,1870,1736,1871],"class_list":["post-815","manual_kb","type-manual_kb","status-publish","format-standard","hentry","manualknowledgebasecat-hosting","manual_kb_tag-transport-layer","manual_kb_tag-header-and-data","manual_kb_tag-internet-protocols","manual_kb_tag-datagram","manual_kb_tag-connectionless-protocol","manual_kb_tag-packet-transmission","manual_kb_tag-connectionless-communication","manual_kb_tag-user-datagram-protocol-header","manual_kb_tag-flow-control","manual_kb_tag-transport-layer-protocols","manual_kb_tag-retransmission-mechanisms","manual_kb_tag-source-port","manual_kb_tag-duplicate-packets","manual_kb_tag-destination-port","manual_kb_tag-multicast-transmission","manual_kb_tag-port-numbers","manual_kb_tag-sender-port","manual_kb_tag-receiver-port","manual_kb_tag-port-number","manual_kb_tag-port-fields","manual_kb_tag-packet-length","manual_kb_tag-length-field","manual_kb_tag-user-datagram-protocol","manual_kb_tag-checksum-validation","manual_kb_tag-protocols","manual_kb_tag-checksum-field"],"_links":{"self":[{"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/manual_kb\/815","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/manual_kb"}],"about":[{"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/types\/manual_kb"}],"author":[{"embeddable":true,"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/users\/1"}],"version-history":[{"count":1,"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/manual_kb\/815\/revisions"}],"predecessor-version":[{"id":9053,"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/manual_kb\/815\/revisions\/9053"}],"wp:attachment":[{"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/media?parent=815"}],"wp:term":[{"taxonomy":"manualknowledgebasecat","embeddable":true,"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/manualknowledgebasecat?post=815"},{"taxonomy":"manual_kb_tag","embeddable":true,"href":"https:\/\/mybox.com\/help\/ro\/wp-json\/wp\/v2\/manual_kb_tag?post=815"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}