{"id":479187,"date":"2023-08-09T10:31:59","date_gmt":"2023-08-09T10:31:59","guid":{"rendered":""},"modified":"2023-11-30T04:11:58","modified_gmt":"2023-11-30T04:11:58","slug":"stun-server","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/kr\/wiki\/stun-server\/","title":{"rendered":"STUN \uc11c\ubc84"},"content":{"rendered":"<p>STUN(Session Traversal Utilities for NAT) \uc11c\ubc84\ub294 NAT(Network Address Translation) \ub4a4\uc5d0 \uc788\ub294 \uc7a5\uce58\uac00 \uacf5\uc6a9 \uc8fc\uc18c\uc640 \ud3ec\ud2b8 \ubc88\ud638\ub97c \uac80\uc0c9\ud560 \uc218 \uc788\ub3c4\ub85d \ud558\uc5ec \ucd5c\uc2e0 \ub124\ud2b8\uc6cc\ud06c \ud1b5\uc2e0\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 STUN \uc11c\ubc84\uc758 \uc138\ubd80 \uc0ac\ud56d, \ucd9c\ucc98, \uae30\ub2a5, \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ubc0f \ud504\ub85d\uc2dc \uc11c\ubc84\uc640\uc758 \uc0c1\ud638 \uc791\uc6a9\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">STUN \uc11c\ubc84\uc758 \uae30\uc6d0\uacfc \uc5ed\uc0ac<\/h2>\n\n\n\n<p>STUN \uc11c\ubc84\uc758 \uac1c\ub150\uc740 P2P(Peer-to-Peer) \ud1b5\uc2e0\uc5d0\uc11c NAT(Network Address Translation)\uac00 \uc81c\uae30\ud558\ub294 \ubb38\uc81c\uc5d0 \ub300\ud55c \ub300\uc751\uc73c\ub85c \ub4f1\uc7a5\ud588\uc2b5\ub2c8\ub2e4. IPv4 \uc8fc\uc18c \uace0\uac08\uc744 \uc644\ud654\ud558\ub3c4\ub85d \uc124\uacc4\ub41c NAT\ub294 \uc9c1\uc811 \ud53c\uc5b4 \ud1b5\uc2e0\uc5d0 \uc2e4\uc218\ub85c \uc7a5\uc560\ubb3c\uc744 \ub9cc\ub4e4\uc5c8\uc2b5\ub2c8\ub2e4. STUN\uc5d0 \ub300\ud55c \uccab \ubc88\uc9f8 \uc5b8\uae09\uc740 \ud504\ub85c\ud1a0\ucf5c\uc758 \uae30\ucd08\ub97c \ub9c8\ub828\ud55c 2003\ub144\uc5d0 \ubc1c\ud45c\ub41c IETF\uc758 RFC 3489\uc5d0\uc11c \ucc3e\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc8fc\uc694 \ud2b9\uc9d5 \ubc0f \ubd84\uc11d<\/h2>\n\n\n\n<p>STUN \uc11c\ubc84\ub294 \uc11c\ub85c \ub2e4\ub978 NAT \ub124\ud2b8\uc6cc\ud06c\uc5d0 \uc788\ub294 \uc7a5\uce58 \uac04\uc758 \ud1b5\uc2e0\uc744 \ucd09\uc9c4\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc8fc\uc694 \uae30\ub2a5\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>NAT \uac80\uc0c9:<\/strong> \ud074\ub77c\uc774\uc5b8\ud2b8 \ub4a4\uc5d0 \uc788\ub294 NAT \uc7a5\uce58 \uc720\ud615\uc744 \ud655\uc778\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uacf5\uac1c \uc5f0\uc124 \ud574\uacb0:<\/strong> \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \uacf5\uc6a9 IP \uc8fc\uc18c\uc640 \ud3ec\ud2b8\ub97c \uac80\uc0c9\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud638\ud658\uc131:<\/strong> Full Cone, Restricted Cone, Port Restricted Cone \ubc0f Symmetric NAT\ub97c \ud3ec\ud568\ud55c \ub2e4\uc591\ud55c NAT \uc720\ud615\uacfc \uc6d0\ud65c\ud558\uac8c \uc791\ub3d9\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\uc774\ub7ec\ud55c \uae30\ub2a5\uc740 VoIP(Voice over Internet Protocol), \ud654\uc0c1 \ud68c\uc758, \uc628\ub77c\uc778 \uac8c\uc784\uacfc \uac19\uc740 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8, \ubb38\uc81c \ubc0f \uc194\ub8e8\uc158<\/h2>\n\n\n\n<p>STUN \uc11c\ubc84\ub294 \uc9c1\uc811\uc801\uc778 P2P \ud1b5\uc2e0\uc774 \ud544\uc694\ud55c \uc2dc\ub098\ub9ac\uc624\uc5d0\uc11c \uad11\ubc94\uc704\ud558\uac8c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uc751\uc6a9 \ubd84\uc57c\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>VoIP \uc11c\ube44\uc2a4:<\/strong> \uc9c1\uc811\uc801\uc778 \uc74c\uc131 \ucee4\ubba4\ub2c8\ucf00\uc774\uc158\uc744 \ucd09\uc9c4\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud654\uc0c1 \ud68c\uc758:<\/strong> \uc548\uc815\uc801\uc778 \ube44\ub514\uc624 \ubc0f \uc624\ub514\uc624 \uc5f0\uacb0\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc628\ub77c\uc778 \uac8c\uc784:<\/strong> \uc2e4\uc2dc\uac04 \uba40\ud2f0\ud50c\ub808\uc774\uc5b4 \uac8c\uc784 \uacbd\ud5d8\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\ud2b9\uc815 NAT \uc720\ud615, \ud2b9\ud788 \ub300\uce6d\ud615 NAT\ub97c \ucc98\ub9ac\ud560 \ub54c STUN\uc758 \uc81c\ud55c\uc73c\ub85c \uc778\ud574 \ubb38\uc81c\uac00 \uc790\uc8fc \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc81c\ud55c\uc744 \uadf9\ubcf5\ud558\uae30 \uc704\ud574 TURN(Traversal Using Relays around NAT) \uc11c\ubc84\uc640 \uac19\uc740 \ub300\uccb4 \uc194\ub8e8\uc158\uc774 \uc0ac\uc6a9\ub418\uae30\ub3c4 \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc720\uc0ac \uae30\uc220\uacfc\uc758 \ube44\uad50 \ubd84\uc11d<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\ud2b9\uc9d5<\/th><th>STUN \uc11c\ubc84<\/th><th>\ud134 \uc11c\ubc84<\/th><th>ICE \ud504\ub85c\ud1a0\ucf5c<\/th><\/tr><\/thead><tbody><tr><td>\uc8fc\uc694 \uae30\ub2a5<\/td><td>NAT \ud1b5\uacfc<\/td><td>\ub9b4\ub808\uc774 \ubc0f NAT \ud1b5\uacfc<\/td><td>\ud3ec\uad04\uc801\uc778 NAT \ud1b5\uacfc<\/td><\/tr><tr><td>\uac04\uc811\ube44<\/td><td>\ub0ae\uc740<\/td><td>\ub192\uc740<\/td><td>\ubcf4\ud1b5\uc758<\/td><\/tr><tr><td>\ud638\ud658\uc131<\/td><td>\uc81c\ud55c\ub41c NAT \uc720\ud615<\/td><td>\ubaa8\ub4e0 NAT \uc720\ud615<\/td><td>\uad11\ubc94\uc704\ud55c<\/td><\/tr><tr><td>\uc0ac\uc6a9 \uc0ac\ub840<\/td><td>\uac04\ub2e8\ud55c P2P \uc5f0\uacb0<\/td><td>\ubcf5\uc7a1\ud55c \ub124\ud2b8\uc6cc\ud06c \ud658\uacbd<\/td><td>\ub2e4\ubaa9\uc801 \ub124\ud2b8\uc6cc\ud06c \uc194\ub8e8\uc158<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\ubbf8\ub798 \uc804\ub9dd\uacfc \uae30\uc220<\/h2>\n\n\n\n<p>STUN \uc11c\ubc84\uc758 \ubbf8\ub798\ub294 \ub124\ud2b8\uc6cc\ud06c \uae30\uc220\uc758 \uc9c4\ud654\uc640 \ubc00\uc811\ud558\uac8c \uc5f0\uad00\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. IPv6\uc758 \ucd9c\ud604\uacfc NAT \uc81c\uac70 \uc57d\uc18d\uc73c\ub85c \uc778\ud574 STUN\uc758 \uc5ed\ud560\uc740 \ubc1c\uc804\ud558\uac70\ub098 \uc904\uc5b4\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uadf8 \uc0ac\uc774\uc5d0\ub294 \ub2e4\uc591\ud55c NAT \ud658\uacbd\uc744 \ub354 \uc798 \ucc98\ub9ac\ud558\uae30 \uc704\ud55c STUN \ud504\ub85c\ud1a0\ucf5c\uc758 \uac1c\uc120\uacfc 5G\uc640 \uac19\uc740 \uc0c8\ub85c\uc6b4 \uae30\uc220\uacfc\uc758 \ud1b5\ud569\uc774 \uc608\uc0c1\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">STUN\uc744 \uc0ac\uc6a9\ud55c \ud504\ub85d\uc2dc \uc11c\ubc84 \ud65c\uc6a9<\/h2>\n\n\n\n<p>\ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ucd94\uac00\uc801\uc778 \uac1c\uc778 \uc815\ubcf4 \ubcf4\ud638 \ubc0f \ubcf4\uc548 \uacc4\uce35\uc744 \uc81c\uacf5\ud558\uc5ec STUN \uc11c\ubc84\ub97c \ubcf4\uc644\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud504\ub85d\uc2dc-STUN \uc11c\ubc84 \uc870\ud569\uc5d0\uc11c \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \uc911\uac1c\uc790 \uc5ed\ud560\uc744 \ud558\uc5ec \uc775\uba85\uc131\uc744 \uac15\ud654\ud558\uace0 \uc7a0\uc7ac\uc801\uc73c\ub85c \ud2b9\uc815 NAT \uad00\ub828 \ubb38\uc81c\ub97c \uc6b0\ud68c\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc904 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc870\ud569\uc740 \ubcf4\uc548\uacfc \uac1c\uc778 \uc815\ubcf4 \ubcf4\ud638\uac00 \uac00\uc7a5 \uc911\uc694\ud55c \uae30\uc5c5 \ud658\uacbd\uc5d0\uc11c \ud2b9\ud788 \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uad00\ub828\ub41c \ub9c1\ud06c\ub4e4<\/h2>\n\n\n\n<p>STUN \uc11c\ubc84, \ud574\ub2f9 \uae30\uc220 \uc0ac\uc591 \ubc0f \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \uc815\ubcf4\ub97c \ubcf4\ub824\uba74 \ub2e4\uc74c \ub9ac\uc18c\uc2a4\uac00 \uc720\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><a href=\"https:\/\/tools.ietf.org\/html\/rfc3489\" rel=\"nofollow noopener\" target=\"_blank\">IETF RFC 3489 \u2013 STUN \u2013 NAT(\ub124\ud2b8\uc6cc\ud06c \uc8fc\uc18c \ubcc0\ud658\uae30)\ub97c \ud1b5\ud55c UDP(\uc0ac\uc6a9\uc790 \ub370\uc774\ud130\uadf8\ub7a8 \ud504\ub85c\ud1a0\ucf5c)\uc758 \ub2e8\uc21c \ud0d0\uc0c9<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/webrtc.org\/\" rel=\"nofollow noopener\" target=\"_blank\">WebRTC.org \u2013 STUN\/TURN \uc774\ud574\ud558\uae30<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.voip-info.org\/stun\/\" rel=\"nofollow noopener\" target=\"_blank\">VoIP-\uc815\ubcf4 \u2013 STUN \uc11c\ubc84 \ubc0f \ud504\ub85c\ud1a0\ucf5c \uc815\ubcf4<\/a><\/li>\n<\/ol>\n\n\n\n<p>\uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 STUN \uc11c\ubc84, \ud604\ub300 \ub124\ud2b8\uc6cc\ud0b9\uc5d0\uc11c\uc758 \uc911\uc694\uc131, \ud504\ub85d\uc2dc \uc11c\ubc84\uc640\uc758 \uacf5\uc0dd \uad00\uacc4\uc5d0 \ub300\ud55c \ud3ec\uad04\uc801\uc778 \uc774\ud574\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>","protected":false},"featured_media":479188,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-479187","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark><\/mark>","faq_items":[{"question":"What is a STUN Server?","answer":"A STUN (Session Traversal Utilities for NAT) server is a standardized protocol used in network applications to discover public Internet Protocol (IP) addresses and the type of NAT firewall they are behind. It's essential for enabling applications to traverse Network Address Translator (NAT) gateways and is widely used in VoIP, video conferencing, and real-time communication."},{"question":"When was the STUN Server Protocol First Defined?","answer":"The STUN protocol was initially defined in RFC 3489, published in March 2003 by the Internet Engineering Task Force (IETF). It has seen several updates, with the latest significant version defined in RFC 5389 in October 2008."},{"question":"How Does the STUN Server Work?","answer":"The STUN server works by receiving a query from a client behind a NAT, processing the request, and responding with the client's public IP address and port number. It consists of a listening component, a response component, and a mapping component, working together in a stateless manner to facilitate communication between hosts located behind NAT devices."},{"question":"What are the Key Features of a STUN Server?","answer":"Key features of a STUN server include its ability to traverse NAT, lightweight design, security measures such as authentication, and versatility in various real-time applications."},{"question":"What Types of STUN Servers Exist?","answer":"There are different types of STUN servers, including Classic STUN for traditional NAT traversal, TURN (Traversal Using Relays around NAT), and ICE (Interactive Connectivity Establishment)."},{"question":"What are Some Problems and Solutions Related to STUN Server Usage?","answer":"Some problems associated with STUN server usage include incompatibility with certain NAT types (Symmetric NAT) and security concerns. Solutions include utilizing TURN servers for complex NAT scenarios and implementing proper authentication and encryption."},{"question":"What are the Future Perspectives of STUN Technology?","answer":"Future perspectives of STUN technology include the integration with artificial intelligence, increased security measures, and enhanced scalability, driven by the ongoing development of real-time applications and IoT devices."},{"question":"How are Proxy Servers Associated with STUN Servers?","answer":"Proxy servers and STUN servers can work together to enhance privacy and security. While the STUN server facilitates NAT traversal, proxy servers add an extra layer of anonymity and content filtering."},{"question":"Where Can I Find More Information about STUN Servers?","answer":"More information about STUN servers can be found at <a href=\"https:\/\/tools.ietf.org\/html\/rfc5389\" target=\"_new\">IETF's Official RFC 5389<\/a>, <a href=\"https:\/\/www.html5rocks.com\/en\/tutorials\/webrtc\/infrastructure\/\" target=\"_new\">WebRTC's Overview of STUN\/TURN<\/a>, and <a href=\"https:\/\/oneproxy.pro\" target=\"_new\">OneProxy Services<\/a>."}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/479187","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/479187\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media\/479188"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media?parent=479187"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}