{"id":839,"date":"2008-07-06T20:19:00","date_gmt":"2008-07-06T12:19:00","guid":{"rendered":"http:\/\/note.systw.net\/note\/?p=839"},"modified":"2023-11-06T20:23:56","modified_gmt":"2023-11-06T12:23:56","slug":"broadband-sonet-sdh","status":"publish","type":"post","link":"https:\/\/systw.net\/note\/archives\/839","title":{"rendered":"Broadband SONET\/SDH"},"content":{"rendered":"\n<p>fiber\u5169\u500b\u6a19\u6e96<br>SONET(synchronous optical network,\u540c\u6b65\u5149\u7e96\u7db2\u8def),\u5317\u7f8e\u5730\u5340\u7528,ANSI\u5b9a\u7fa9<br>SDH(synchronous digital hierarchy,\u540c\u6b65\u6578\u4f4d\u968e\u5c64),\u6b50\u6d32\u7528,ITU-T\u5b9a\u7fa9<\/p>\n\n\n\n<p id=\"dlm7\">SONET\/SDH<br>\u4e3b\u8981\u4efb\u52d9\u539f\u672c\u662f\u50b3\u9001\u8a9e\u97f3\u4fe1\u865f\u3002\u85c9\u7531\u6a19\u6e96\u7684\u7269\u7406\u4ecb\u9762\u4ee5\u53ca\u50b3\u8f38\u8a0a\u6846\u683c\u5f0f\u898f\u5b9a\uff0c\u52a0\u4e0a\u53ef\u5230\u9054\u6975\u9ad8\u901f\u7387 (\u5982\uff1aOC-192\/STM-64\u70ba10Gbps)\u7684\u540c\u6b65\u591a\u5de5\u65b9\u5f0f\u63d0\u4f9b\u9ad8\u901f\u7684\u50b3\u8f38\u670d\u52d9\u3002\u4f46\u662f\u7576\u9762\u81e8\u90fd\u6703\u7db2\u8def\u4e2d\u6578\u64da\u8a0a\u52d9\u91cf\u98db\u5feb\u7684\u6210\u9577\uff0c\u7db2\u8def\u8a2d\u5099\u767c\u5c55\u5c07\u671d\u5411\u652f\u63f4\u591a\u91cd\u670d\u52d9\u4ee5\u53ca\u667a\u6167\u5316\u7684\u65b9\u5411\uff0cSONET\/SDH\u5148\u5929\u4e0a\u5c0d\u5c01\u5305\u8a0a\u52d9\u8655\u7406\u6548\u7387\u5dee\u7684\u7f3a\u9ede\u4fbf\u986f\u7684\u65e5\u76ca\u56b4\u91cd<\/p>\n\n\n\n<p id=\"zlwq\">SONET<br>1\u540c\u6b65\u7db2\u8def<br>2\u542bfiber\u50b3\u8f38\u7cfb\u7d71(fots)\u8a2d\u5099\u6a19\u6e96\u5efa\u8b70<br>3\u5be6\u9ad4\u898f\u683c\u548c\u8a0a\u6846\u8a2d\u8a08\u5bb9\u8a31\u5176\u4ed6\u4e0d\u76f8\u5bb9\u7cfb\u7d71<br>4\u4f7f\u7528wdm(\u5206\u6ce2\u591a\u5de5)<\/p>\n\n\n\n<p id=\"wq3r\">SDH<br>\u53ef\u4ee5\u7528\u5fae\u6ce2\u4f5c\u70ba\u4ecb\u8cea<br>\u572820\u4e16\u7d0090\u5e74\u4ee3\u4e4b\u524d\u5e7e\u4e4e\u5b8c\u5168\u61c9\u7528\u65bcPSTN(\u516c\u5171\u4ea4\u63db\u96fb\u8a71\u7db2)\u50b3\u8f38\u8a9e\u97f3\u96fb\u4fe1\u696d\u52d9<\/p>\n\n\n\n<p id=\"g8lz2\">SDH\u7684\u898f\u7bc4\u662fSTM(synchronous transport module,\u540c\u6b65\u50b3\u8f38\u6a21\u7d44)<br>SONET\u901f\u7387\u7684\u57fa\u672c\u55ae\u4f4d\u70baSTS-1(synchronous transport signals\u540c\u6b65\u50b3\u8f38\u8a0a\u865f)\u4e5f\u7a31\u70baOC-1(\u5149\u8f09\u6ce2optical carriers)<br>\u5149\u7e96\u50b3\u8f38\u7684\u6bcf\u500b\u78bc\u6846\u5927\u5c0f\u70ba810\u4f4d\u5143\u7d44\uff0c\u800c\u6700\u57fa\u672c\u7684\u50b3\u8f38\u6642\u8108\u70ba8KHz\uff0c\u6240\u4ee5\u6700\u57fa\u672c\u7684\u50b3\u8f38\u91cf\u70ba8\u00d7810\u00d78000\uff1d51.84 Mbps<\/p>\n\n\n\n<p id=\"d7:t\">\u8a0a\u865f\u7b49\u7d1a\u968e\u5c64:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>SONET<\/td><td>\u901f\u5ea6<\/td><td>SDH<\/td><\/tr><tr><td>STS-1 OC-1<\/td><td>51.840mbps<\/td><td>&nbsp;<\/td><\/tr><tr><td>STS-3 OC-3<\/td><td>155.520mbps<\/td><td>STM-1<\/td><\/tr><tr><td>STS-9 OC-9<\/td><td>466.56mbps<\/td><td>STM-3<\/td><\/tr><tr><td>STS-12 OC-12<\/td><td>622.080mbps<\/td><td>STM-4<\/td><\/tr><tr><td>STS-18 OC-18<\/td><td>933.12mbps<\/td><td>STM-6<\/td><\/tr><tr><td>STS-24 OC-24<\/td><td>1244.16mbps<\/td><td>STM-8<\/td><\/tr><tr><td>STS-36 OC-36<\/td><td>1866.24mbps<\/td><td>STM-12<\/td><\/tr><tr><td>STS-48 OC-48<\/td><td>2488.320mbps<\/td><td>STM-16<\/td><\/tr><tr><td>STS-192 OC-192<\/td><td>9953.280mbps<\/td><td>STM-64<\/td><\/tr><tr><td>STS-768 OC768<\/td><td>40 Gb\/s<\/td><td>&nbsp;<\/td><\/tr><tr><td>STS-3072 OC3072<\/td><td>160 Gb\/s<\/td><td>&nbsp;<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p id=\"vse-\">&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>fiber\u5169\u500b\u6a19\u6e96SONET(synchronous opt &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[28],"tags":[],"class_list":["post-839","post","type-post","status-publish","format-standard","hentry","category-wan"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts\/839","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/comments?post=839"}],"version-history":[{"count":0,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/posts\/839\/revisions"}],"wp:attachment":[{"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/media?parent=839"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/categories?post=839"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/systw.net\/note\/wp-json\/wp\/v2\/tags?post=839"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}