{"id":479605,"date":"2023-08-09T10:42:24","date_gmt":"2023-08-09T10:42:24","guid":{"rendered":""},"modified":"2023-09-05T11:19:09","modified_gmt":"2023-09-05T11:19:09","slug":"wan","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/cn\/wiki\/wan\/","title":{"rendered":"\u5e7f\u57df\u7f51"},"content":{"rendered":"<p>WAN \u6216\u5e7f\u57df\u7f51\u662f\u4e00\u79cd\u8986\u76d6\u5927\u7247\u5730\u7406\u533a\u57df\u7684\u7535\u4fe1\u7f51\u7edc\uff0c\u4e3b\u8981\u7528\u4e8e\u8fde\u63a5\u5c40\u57df\u7f51 (LAN)\u3002\u8fd9\u4e9b\u8fde\u63a5\u53ef\u4ee5\u901a\u8fc7\u516c\u5171\u7f51\u7edc\uff08\u4f8b\u5982\u4e92\u8054\u7f51\uff09\u6216\u4f7f\u7528\u79df\u7528\u7ebf\u8def\u7684\u4e13\u7528\u7f51\u7edc\u8fdb\u884c\u3002<\/p>\n<h2>WAN \u7684\u8d77\u6e90\u5386\u53f2\u53ca\u5176\u9996\u6b21\u63d0\u53ca<\/h2>\n<p>WAN \u7684\u8d77\u6e90\u53ef\u4ee5\u8ffd\u6eaf\u5230 20 \u4e16\u7eaa 60 \u5e74\u4ee3\uff0c\u5f53\u65f6\u7f8e\u56fd\u56fd\u9632\u90e8\u542f\u52a8\u4e86 ARPANET \u9879\u76ee\uff0c\u8be5\u9879\u76ee\u65e8\u5728\u8fde\u63a5\u8fdc\u8ddd\u79bb\u7684\u4e0d\u540c\u519b\u4e8b\u7f51\u7edc\u3002ARPANET \u7684\u53d1\u5c55\u4fc3\u6210\u4e86\u5206\u7ec4\u4ea4\u6362\u7f51\u7edc\u7684\u521b\u5efa\uff0c\u4e3a WAN \u94fa\u5e73\u4e86\u9053\u8def\u3002\u5230 20 \u4e16\u7eaa 70 \u5e74\u4ee3\u521d\uff0c\u5546\u4e1a\u670d\u52a1\u63d0\u4f9b\u5546\u5f00\u59cb\u63d0\u4f9b WAN \u8fde\u63a5\uff0c\u4e3a\u73b0\u4ee3\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u5960\u5b9a\u4e86\u57fa\u7840\u3002<\/p>\n<h2>\u6709\u5173 WAN \u7684\u8be6\u7ec6\u4fe1\u606f<\/h2>\n<p>WAN \u6709\u52a9\u4e8e\u5b9e\u73b0\u8fdc\u8ddd\u79bb\u6570\u636e\u4ea4\u6362\u3002\u5b83\u6db5\u76d6\u5404\u79cd\u901a\u4fe1\u6280\u672f\uff0c\u4f8b\u5982\u4e13\u7ebf\u3001\u5e27\u4e2d\u7ee7\u3001ATM \u4ee5\u53ca\u6700\u8fd1\u7684 MPLS \u548c Internet VPN\u3002\u4e0e\u901a\u5e38\u5728\u6709\u9650\u5730\u7406\u533a\u57df\u5185\u8fd0\u884c\u7684 LAN \u4e0d\u540c\uff0cWAN \u53ef\u4ee5\u8de8\u8d8a\u56fd\u5bb6\u751a\u81f3\u5927\u6d32\u3002<\/p>\n<h3>WAN \u7684\u5173\u952e\u7ec4\u4ef6\uff1a<\/h3>\n<ul>\n<li><strong>\u8def\u7531\u5668<\/strong>\uff1a\u5f15\u5bfc\u672c\u5730\u4e0e\u8fdc\u7a0b\u4f4d\u7f6e\u4e4b\u95f4\u7684\u4ea4\u901a\u3002<\/li>\n<li><strong>\u5f00\u5173<\/strong>\uff1a\u4e3a\u4e86\u4ea4\u901a\u7ba1\u7406\u548c\u6548\u7387\u3002<\/li>\n<li><strong>\u8c03\u5236\u89e3\u8c03\u5668<\/strong>\uff1a\u5bf9\u6570\u5b57\u4fe1\u53f7\u8fdb\u884c\u8c03\u5236\u548c\u89e3\u8c03\u4ee5\u4fbf\u8fdb\u884c\u4f20\u8f93\u3002<\/li>\n<li><strong>\u9632\u706b\u5899<\/strong>\uff1a\u786e\u4fdd\u7f51\u7edc\u5b89\u5168\u3002<\/li>\n<\/ul>\n<h2>WAN \u7684\u5185\u90e8\u7ed3\u6784\u3002WAN \u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>WAN\u7684\u7ed3\u6784\u590d\u6742\uff0c\u5176\u529f\u80fd\u4f9d\u8d56\u4e8e\u591a\u4e2a\u7ec4\u4ef6\u7684\u96c6\u6210\uff1a<\/p>\n<ul>\n<li><strong>\u6570\u636e\u4f20\u8f93<\/strong>\uff1aWAN \u901a\u8fc7\u5728\u8282\u70b9\uff08\u8def\u7531\u5668\u6216\u4ea4\u6362\u673a\uff09\u4e4b\u95f4\u4f20\u8f93\u6570\u636e\u5305\u6765\u8fd0\u884c\u3002<\/li>\n<li><strong>\u534f\u8bae<\/strong>\uff1aWAN \u4f7f\u7528\u5404\u79cd\u534f\u8bae\uff08\u5982 IP\u3001MPLS\u3001\u5e27\u4e2d\u7ee7\u7b49\uff09\u6765\u786e\u4fdd\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u4f20\u8f93\u3002<\/li>\n<li><strong>\u79df\u7528\u7ebf\u8def<\/strong>\uff1a\u8bb8\u591a WAN \u5229\u7528\u79df\u7528\u7ebf\u8def\u5728\u5404\u4e2a\u4f4d\u7f6e\u4e4b\u95f4\u5efa\u7acb\u4e13\u7528\u7684\u76f4\u63a5\u8fde\u63a5\u3002<\/li>\n<li><strong>\u6df7\u5408\u7cfb\u7edf<\/strong>\uff1a\u6709\u65f6\uff0cWAN \u4f1a\u7ed3\u5408\u4e0d\u540c\u7684\u6280\u672f\u6765\u5b9e\u73b0\u6700\u4f73\u6027\u80fd\u548c\u6210\u672c\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2>WAN \u4e3b\u8981\u7279\u5f81\u5206\u6790<\/h2>\n<p>WAN \u7684\u4e3b\u8981\u7279\u5f81\u5305\u62ec\u5176\u5e7f\u6cdb\u7684\u8986\u76d6\u8303\u56f4\u3001\u7075\u6d3b\u6027\u4ee5\u53ca\u8fde\u63a5\u591a\u4e2a LAN \u7684\u80fd\u529b\u3002\u4e3b\u8981\u529f\u80fd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u53ef\u9760\u6027<\/strong>\uff1a\u901a\u8fc7\u5197\u4f59\u548c\u5bb9\u9519\u3002<\/li>\n<li><strong>\u53ef\u6269\u5c55\u6027<\/strong>\uff1a\u53ef\u8f7b\u677e\u6269\u5c55\u4ee5\u5305\u542b\u65b0\u4f4d\u7f6e\u3002<\/li>\n<li><strong>\u8868\u73b0<\/strong>\uff1a\u53ef\u80fd\u56e0\u6280\u672f\u548c\u914d\u7f6e\u800c\u5f02\u3002<\/li>\n<li><strong>\u5b89\u5168<\/strong>\uff1aVPN\u3001\u9632\u706b\u5899\u548c\u52a0\u5bc6\u53ef\u4ee5\u589e\u5f3a\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n<h2>WAN \u7c7b\u578b<\/h2>\n<p>WAN 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VPN<\/td>\n<td>\u901a\u8fc7\u516c\u5171\u4e92\u8054\u7f51\u5efa\u7acb\u5b89\u5168\u8fde\u63a5\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u6309\u7528\u9014\uff1a<\/h3>\n<ul>\n<li><strong>\u4f01\u4e1a\u5e7f\u57df\u7f51<\/strong>\uff1a\u7528\u4e8e\u8fde\u63a5\u5206\u652f\u673a\u6784\u3002<\/li>\n<li><strong>\u5168\u7403\u5e7f\u57df\u7f51<\/strong>\uff1a\u7528\u4e8e\u56fd\u9645\u8fde\u63a5\u3002<\/li>\n<li><strong>\u8fd0\u8425\u5546 WAN<\/strong>\uff1a\u7535\u4fe1\u516c\u53f8\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<h2>WAN 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\u7684\u878d\u5408\u4e5f\u662f\u4e00\u4e2a\u65b0\u5174\u8d8b\u52bf\u3002<\/p>\n<h2>\u5982\u4f55\u4f7f\u7528\u4ee3\u7406\u670d\u52a1\u5668\u6216\u5c06\u5176\u4e0e WAN \u5173\u8054<\/h2>\n<p>\u4ee3\u7406\u670d\u52a1\u5668\uff08\u4f8b\u5982 OneProxy \u63d0\u4f9b\u7684\u4ee3\u7406\u670d\u52a1\u5668\uff09\u5728 WAN \u4e2d\u53d1\u6325\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u5145\u5f53\u672c\u5730\u7f51\u7edc\u548c\u66f4\u5e7f\u6cdb\u7684\u4e92\u8054\u7f51\u4e4b\u95f4\u7684\u7f51\u5173\u3002\u5b83\u4eec\u53ef\u4ee5\uff1a<\/p>\n<ul>\n<li><strong>\u589e\u5f3a\u5b89\u5168\u6027<\/strong>\uff1a\u901a\u8fc7\u8fc7\u6ee4\u6076\u610f\u5185\u5bb9\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u7ee9\u6548<\/strong>\uff1a\u901a\u8fc7\u7f13\u5b58\u3002<\/li>\n<li><strong>\u542f\u7528\u533f\u540d<\/strong>\uff1a\u901a\u8fc7\u5c4f\u853dIP\u5730\u5740\u3002<\/li>\n<li><strong>\u76d1\u7ba1\u5185\u5bb9<\/strong>\uff1a\u5b9e\u65bd\u5185\u5bb9\u8bbf\u95ee\u653f\u7b56\u3002<\/li>\n<\/ul>\n<h2>\u76f8\u5173\u94fe\u63a5<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.cisco.com\/\" target=\"_new\" rel=\"noopener nofollow\">\u601d\u79d1\uff1a\u5e7f\u57df\u7f51\u7b80\u4ecb<\/a><\/li>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Wide_area_network\" target=\"_new\" rel=\"noopener nofollow\">\u7ef4\u57fa\u767e\u79d1\uff1a\u5e7f\u57df\u7f51<\/a><\/li>\n<li><a href=\"https:\/\/oneproxy.pro\/cn\/\" target=\"_new\" rel=\"noopener\">OneProxy\uff1a\u4ee3\u7406\u670d\u52a1\u5668\u89e3\u51b3\u65b9\u6848<\/a><\/li>\n<\/ul>\n<p>\u672c\u6587\u63d0\u4f9b\u7684\u4fe1\u606f\u5168\u9762\u6982\u8ff0\u4e86 WAN\u3001\u5176\u5386\u53f2\u3001\u7ed3\u6784\u3001\u529f\u80fd\u3001\u7c7b\u578b\u3001\u5e94\u7528\u548c\u672a\u6765\u8d8b\u52bf\u3002\u5b83\u8fd8\u91cd\u70b9\u4ecb\u7ecd\u4e86\u4ee3\u7406\u670d\u52a1\u5668\uff08\u4f8b\u5982\u6765\u81ea OneProxy \u7684\u4ee3\u7406\u670d\u52a1\u5668\uff09\u5982\u4f55\u4e0e WAN \u914d\u5408\u4ee5\u589e\u5f3a\u529f\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>","protected":false},"featured_media":470870,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-479605","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Wide Area Network (WAN)<\/mark>","faq_items":[{"question":"What is a Wide Area Network (WAN)?","answer":"<p>A Wide Area Network (WAN) is a telecommunications network that extends over a large geographic area, connecting local area networks (LANs). These connections can be made through public networks like the internet or private networks using leased lines.<\/p>"},{"question":"When and how did WAN originate?","answer":"<p>WAN originated in the 1960s with the launch of ARPANET by the U.S. Department of Defense. ARPANET was a project aimed at connecting different military networks across large distances, leading to the development of packet-switched networks and the emergence of commercial WAN services in the early 1970s.<\/p>"},{"question":"What are the key components of WAN?","answer":"<p>The key components of WAN include routers to direct traffic, switches for traffic management, modems to modulate and demodulate digital signals, and firewalls to ensure network security.<\/p>"},{"question":"How does WAN work?","answer":"<p>WAN operates by transmitting data packets between nodes (such as routers or switches), using various protocols like IP, MPLS, and Frame Relay. It can utilize leased lines for dedicated connections or combine different technologies in hybrid systems.<\/p>"},{"question":"What are the different types of WAN?","answer":"<p>WANs can be categorized by technology, including Leased Line, MPLS, ATM, and Internet VPN, and by usage, such as Enterprise WANs, Global WANs, and Carrier WANs.<\/p>"},{"question":"What are the main characteristics of WAN?","answer":"<p>WAN's main characteristics include its extensive reach, reliability, scalability, variable performance, and enhanced security features such as VPNs, firewalls, and encryption.<\/p>"},{"question":"How are proxy servers associated with WAN?","answer":"<p>Proxy servers, like those provided by OneProxy, can act as gateways between local networks and the broader internet within a WAN. They enhance security, improve performance, enable anonymity, and can regulate content access.<\/p>"},{"question":"What are the future perspectives and technologies related to WAN?","answer":"<p>Future developments in WAN technologies may include AI-driven optimization, quantum encryption, higher speeds through optical networking, and seamless integration with cloud services. Emerging trends also include convergence with edge computing and 5G technology.<\/p>"},{"question":"How does WAN differ from LAN?","answer":"<p>WAN has a wide reach, typically varying speeds, higher costs, and more complexity compared to LAN, which generally has a local reach, higher speeds, lower costs, and simpler configuration.<\/p>"},{"question":"What are the ways to use WAN, and what are common problems and solutions?","answer":"<p>WAN is used for business connectivity, data center networking, telemedicine, and education. Common problems include latency, cost, and security. Solutions may involve optimized routing to reduce latency, leveraging different technologies to balance cost and performance, and utilizing encryption and firewalls for enhanced security.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki\/479605","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki\/479605\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/media\/470870"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/media?parent=479605"}],"curies":[{"name":"\u53ef\u6e7f\u6027\u7c89\u5242","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}