{"id":11143,"date":"2025-09-15T11:21:28","date_gmt":"2025-09-15T11:21:28","guid":{"rendered":"https:\/\/csiag.eu\/?p=11143"},"modified":"2025-09-15T11:31:02","modified_gmt":"2025-09-15T11:31:02","slug":"%e7%bd%91%e7%bb%9c%e6%8a%80%e6%9c%af%e4%ba%a4%e6%8d%a2%e6%9c%ba%e5%92%8c%e5%b8%83%e7%ba%bf","status":"publish","type":"post","link":"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/","title":{"rendered":"\u7f51\u7edc\u6280\u672f--\u4ea4\u6362\u673a\u548c\u5e03\u7ebf"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u5f55<\/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:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Netzwerk-Kabel\" >\u7f51\u7edc\u7535\u7f06<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Abschirmung\" >\u5c4f\u853d<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Klassifizierung_CAT\" >\u5206\u7c7b\uff08CAT\uff09<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Glasfaser_vs_Kupfer\" >\u5149\u7ea4\u4e0e\u94dc\u7f06<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Preisfrage\" >\u4ef7\u683c\u95ee\u9898<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Hub_vs_Switch\" >\u96c6\u7ebf\u5668\u4e0e\u4ea4\u6362\u673a<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Hub\" >\u4e2d\u98ce<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Switch\" >\u5f00\u5173<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Ports\" >\u6e2f\u53e3<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Switches_%E2%80%93_unmanaged\" >\u4ea4\u6362\u673a--\uff08\u975e\uff09\u7ba1\u7406\u578b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Hersteller_von_Switches\" >\u5f00\u5173\u5236\u9020\u5546<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Cisco\" >\u601d\u79d1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/#Ubiquiti\" >Ubiquiti<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u9605\u8bfb\u65f6\u95f4<\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">\u5206\u949f<\/span><\/span>\n<p>\u4ea4\u6362\u673a\u548c\u5e03\u7ebf\u5728\u7f51\u7edc\u6280\u672f\u4e2d\u53d1\u6325\u7740\u6838\u5fc3\u4f5c\u7528\u3002\u4e0b\u6587\u5c06\u8ba8\u8bba\u4e24\u8005\u7684\u533a\u522b\u548c\u9009\u62e9\u6807\u51c6\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Netzwerk-Kabel\"><\/span>\u7f51\u7edc\u7535\u7f06<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Abschirmung\"><\/span>\u5c4f\u853d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u7f51\u7edc\u7535\u7f06\u8bbe\u8ba1\u4e3a 4 \u5bf9\u53cc\u7ede\u7ebf\u5355\u7535\u7f06\uff0c\u91c7\u7528\u5171\u7528\u94dc\u7f16\u7ec7\u5c4f\u853d\u5916\u90e8\u5e72\u6270\u573a\uff08S\/FTP - S\/FTP\uff0cS\/FTP - S\/FTP\uff0cS\/FTP - S\/FTP\uff09\u3002 <em><strong>S<\/strong>\u6559\u517b <strong>F<\/strong>\u6d82\u6cb9 <strong>T<\/strong>\u7a9d\u56ca <strong>P<\/strong>\u6c14<\/em>).\u626d\u66f2\u6d88\u9664\u4e86\u5185\u90e8\u4ea7\u751f\u7684\u5e72\u6270\u573a\u3002.<br>\u7528\u7f16\u7ec7\u7269\u989d\u5916\u5c4f\u853d\u5355\u7ebf\u5bf9\u7684\u7535\u7f06\u79f0\u4e3a S\/STP \u7535\u7f06 (<em><strong>S<\/strong>\u6559\u517b <strong>S<\/strong>\u624b\u6301 <strong>T<\/strong>\u7a9d\u56ca<strong> P<\/strong>\u6c14<\/em>). <br>\u5bf9\u4e8e FTP \u7535\u7f06 (<em><em><strong>F<\/strong>\u6d82\u6cb9 <strong>T<\/strong>\u7a9d\u56ca <strong>P<\/strong>\u6c14<\/em><\/em>)\uff0c\u4f7f\u7528\u94dd\u7b94\u4ee3\u66ff\u94dc\u7f16\u7ec7\u5c42\u3002.<br>\u5728\u6240\u6709\u578b\u53f7\u4e2d\uff0c\u6240\u8c13\u7684\u6392\u7ebf\u90fd\u662f\u63a5\u5730\u7ebf\u3002.<\/p>\n\n\n\n<p>UTP \u7535\u7f06 (<em><strong>U<\/strong>\u5c4f\u853d <strong>T<\/strong>\u7a9d\u56ca <strong>P<\/strong>\u6c14<\/em>)\uff0c\u5b83\u4eec\u6ca1\u6709\u4efb\u4f55\u5c4f\u853d\uff0c\u56e0\u6b64\u6ca1\u6709\u53cc\u7ebf\u8fde\u63a5\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Klassifizierung_CAT\"><\/span>\u5206\u7c7b\uff08CAT\uff09<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>CAT1 \u81f3 CAT6(A) \u7c7b\u522b\u4e0d\u5305\u62ec\u5728\u5185\uff0c\u56e0\u4e3a\u5982\u679c\u9700\u8981 10 Gbit\/s \u6216\u66f4\u9ad8\u5e26\u5bbd\u7684\u4ee5\u592a\u7f51\uff0c\u8fd9\u4e9b\u7c7b\u522b\u5df2\u4e0d\u518d\u7b26\u5408\u5f53\u4eca\u7684\u5e26\u5bbd\u8981\u6c42\u3002.<\/p>\n\n\n\n<p>\u4ece CAT7 \u5f00\u59cb\uff0c\u7ebf\u5bf9\u90fd\u662f\u5355\u72ec\u5c4f\u853d\u7684\u3002\u5b83\u4eec\u7b26\u5408 <a href=\"https:\/\/de.wikipedia.org\/wiki\/IEEE_802.3an\" target=\"_blank\" rel=\"noopener\">IEEE 802.3an<\/a>, \u5728 10GBASE-T \u5e94\u7528\u4e2d\uff0cCAT7A \u7684\u9891\u7387\u6700\u9ad8\u53ef\u8fbe 600 MHz\uff0cCAT7A \u7684\u9891\u7387\u6700\u9ad8\u53ef\u8fbe 1,000 MHz\uff0c\u6570\u636e\u4f20\u8f93\u901f\u7387\u6700\u9ad8\u53ef\u8fbe 10 Gbit\/s\u3002.<br>\u5728\u989d\u5b9a\u4f20\u8f93\u901f\u5ea6\u4e0b\uff0c\u6700\u5927\u7535\u7f06\u957f\u5ea6\u4e3a 100 \u7c73\u3002.<\/p>\n\n\n\n<p>\u76ee\u524d\uff0cCAT8.2 \u7c7b\u7535\u7f06\u7684\u6570\u636e\u4f20\u8f93\u7387\u6700\u9ad8\uff0c\u5728 25 GBASE-T \u548c 40 GBASE-T \u5e94\u7528\u4e2d\uff0c\u5176\u5e26\u5bbd\u5206\u522b\u4e3a 2 Gbit\/s \u548c 40 Gbit\/s\u3002.<br>\u4f7f\u7528 40GBASE-T\uff0c\u7535\u7f06\u957f\u5ea6\u9650\u5236\u4e3a 30 \u7c73\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Glasfaser_vs_Kupfer\"><\/span>\u5149\u7ea4\u4e0e\u94dc\u7f06<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u94dc\u7f06\uff08\u5c24\u5176\u662f CAT8\uff09\u7684\u6027\u80fd\u73b0\u5df2\u53ef\u4e0e\u5149\u7ea4\u5ab2\u7f8e\u3002\u4e0d\u8fc7\uff0c\u6709\u4e00\u70b9\u53ea\u6709\u94dc\u7f06\u624d\u80fd\u5b9e\u73b0\uff0c\u90a3\u5c31\u662f PoE\uff08\u4f9b\u7535\uff09\u3002<em><strong>P<\/strong>\u55f7 <strong>o<\/strong>......\u9a8c\u8bc1 <strong>E<\/strong>\u7f51\u7edc<\/em>\uff09\uff0c\u901a\u8fc7\u4ee5\u592a\u7f51\u7535\u7f06\u4e3a\u6444\u50cf\u673a\u7b49\u8bbe\u5907\u4f9b\u7535\u3002.<\/p>\n\n\n\n<p>\u5982\u679c\u4e0d\u9700\u8981 PoE\uff0c\u5149\u7ea4\u662f\u5927\u52bf\u6240\u8d8b\uff0c\u4e0d\u8fc7\u64cd\u4f5c\uff08\u5982\u63d2\u5934\u8fde\u63a5\u7684\u7ec4\u88c5\uff09\u8981\u590d\u6742\u5f97\u591a\uff0c\u800c\u4e14\u9700\u8981\u4e13\u7528\u5de5\u5177\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Preisfrage\"><\/span>\u4ef7\u683c\u95ee\u9898<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u4f7f\u7528 10% \u65f6\uff0cCAT7(A) \u548c CAT8(.1\/.2) \u4e4b\u95f4\u7684\u4ef7\u683c\u5dee\u5f02\u5f88\u5c0f\u30023m CAT7 \u7684\u4ef7\u683c\u7ea6\u4e3a 10 \u6b27\u5143\uff0cCAT8.1 \u7684\u4ef7\u683c\u7ea6\u4e3a 11 \u6b27\u5143\u3002.<br>\u4e0d\u8fc7\uff0c\u5fc5\u987b\u8bb0\u4f4f\u7684\u662f\uff0c\u4ea4\u6362\u673a\u7b49\u57fa\u7840\u8bbe\u65bd\u4e5f\u5fc5\u987b\u6ee1\u8db3\u5206\u7c7b\u8981\u6c42\uff0c\u8fd9\u6837\u624d\u4e0d\u4f1a\u6210\u4e3a\u6570\u636e\u6d41\u7684\u74f6\u9888\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Hub_vs_Switch\"><\/span>\u96c6\u7ebf\u5668\u4e0e\u4ea4\u6362\u673a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u96c6\u7ebf\u5668\u548c\u4ea4\u6362\u673a\u7528\u4e8e\u5c06\u4f20\u5165\u7684\u6570\u636e\u6d41\uff08\u5982\u6765\u81ea\u8def\u7531\u5668\u7684\u6570\u636e\u6d41\uff09\u901a\u8fc7\u53ef\u7528\u7aef\u53e3\u8fde\u63a5\u5206\u914d\u5230\u7ec8\u7aef\u8bbe\u5907\uff0c\u5982\u8ba1\u7b97\u673a\u3001\u6253\u5370\u673a\u3001\u626b\u63cf\u4eea\u3001\u6444\u50cf\u5934\u6216\u5176\u4ed6\u7f51\u7edc\u8bbe\u5907\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Hub\"><\/span>\u4e2d\u98ce<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u96c6\u7ebf\u5668\u5c06\u8f93\u5165\u7684\u6570\u636e\u6d41\u5e73\u5747\u5206\u914d\u5230\u6240\u6709\u7aef\u53e3\u3002\u5df2\u8fde\u63a5\u7684\u7528\u6237\u63a5\u6536\u6570\u636e\u6d41\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Switch\"><\/span>\u5f00\u5173<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u4ea4\u6362\u673a\u5206\u6790\u63a5\u6536\u5230\u7684\u6570\u636e\u6d41\u5934\u3002\u88ab\u8bc6\u522b\u7684 MAC \u5730\u5740\u5b9a\u4e49\u4e86\u76ee\u6807\u8bbe\u5907\u3002\u5982\u679c\u65e0\u6cd5\u8bc6\u522b MAC \u5730\u5740\uff0c\u4ea4\u6362\u673a\u5c31\u4f1a\u5c06\u6570\u636e\u5305\u53d1\u9001\u5230\u6240\u6709\u7aef\u53e3\u3002\u4e00\u65e6\u76f8\u5173\u76ee\u6807\u8bbe\u5907\u505a\u51fa\u54cd\u5e94\uff0c\u5b83\u5c31\u4f1a\u4f20\u8f93\u5176 MAC \u5730\u5740\uff0c\u7136\u540e\u4ea4\u6362\u673a\u5c31\u4f1a\u5c06\u8be5\u5730\u5740\u8f93\u5165\u5176 CAM (<em><strong>C<\/strong>\u672c\u4f53 <strong>A<\/strong>\u53ef\u7740\u88c5 <strong>M<\/strong>\u57c3\u9ed8\u91cc<\/em>\uff09\uff0c\u8fd8\u6709 SAT \u8868 (<em><strong>S<\/strong>\u6211\u4eec\u7684<strong>A<\/strong>\u7a7f\u7740<strong>T<\/strong>\u80fd\u591f<\/em>) \u8f93\u5165\u3002\u8fd9\u610f\u5473\u7740\u6570\u636e\u5305\u53ef\u4ee5\u901a\u8fc7 MAC \u5730\u5740\u7acb\u5373\u8f6c\u53d1\u5230\u6b63\u786e\u7684\u76ee\u6807\u5730\u5740\u3002.<br>\u901a\u8fc7 MAC \u5730\u5740\u76f4\u63a5\u5206\u914d\u53ef\u9632\u6b62\u6570\u636e\u5305\u4e4b\u95f4\u53d1\u751f\u78b0\u649e\uff0c\u5b9e\u73b0\u5168\u53cc\u5de5\u901a\u4fe1\uff0c\u4ece\u800c\u4f18\u5316\u6570\u636e\u541e\u5410\u91cf\u3002.<\/p>\n\n\n\n<p>\u4ea4\u6362\u673a\u8fd8\u53ef\u4ee5\u521b\u5efa\u865a\u62df\u5c40\u57df\u7f51\uff08LAN<em>VLAN<\/em>) \u5e76\u5c06\u6570\u636e\u6d41\u91cf\u5206\u914d\u5230\u4e0d\u540c\u7684\u903b\u8f91\u7f51\u7edc\uff0c\u4ece\u800c\u5f7c\u6b64\u5206\u5f00\u5904\u7406\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ports\"><\/span>\u6e2f\u53e3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u7aef\u53e3\u6570\u662f\u53ef\u53d8\u7684\uff0c\u4ece 4\u30018\u300116\u300124 \u5230 48 \u4e2a\u7aef\u53e3\uff0c\u5e02\u573a\u4e0a\u5e94\u6709\u5c3d\u6709\u3002.<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u60a8\u5e94\u9996\u5148\u8bb0\u4e0b\u6240\u6709\u8981\u901a\u8fc7\u5c40\u57df\u7f51\u8fde\u63a5\u5230\u4ea4\u6362\u673a\u7684\u8bbe\u5907\u3002.<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u901a\u8fc7 PoE \u4f9b\u7535\u7684\u7ec8\u7aef\u8bbe\u5907\uff0c\u5fc5\u987b\u8003\u8651\u8017\u7535\u91cf\u3002\u8fd9\u662f\u56e0\u4e3a\u6240\u6709 PoE \u7aef\u53e3\u7684\u603b\u548c\u51b3\u5b9a\u4e86\u4ea4\u6362\u673a\u7535\u6e90\u6240\u9700\u7684\u603b\u529f\u7387\uff0c\u56e0\u6b64\u4e5f\u51b3\u5b9a\u4e86\u4ef7\u683c\u3002.<\/p>\n\n\n\n<p>\u4f8b\u5982\uff0c\u4e00\u53f0 16 \u7aef\u53e3\u4ea4\u6362\u673a\u53ef\u80fd\u63d0\u4f9b 12 \u4e2a\u975e PoE \u7aef\u53e3\u548c 4 \u4e2a PoE \u7aef\u53e3\u3002\u56e0\u6b64\uff0c\u68c0\u67e5\u5b9e\u9645\u53ef\u7528\u7684 PoE \u7aef\u53e3\u6570\u91cf\u548c\u529f\u7387\u975e\u5e38\u91cd\u8981\u3002.<\/p>\n\n\n\n<p>\u9274\u4e8e\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u7684\u4e0d\u65ad\u589e\u957f\uff0c\u5e94\u8003\u8651\u5728\u7aef\u53e3\u548c PoE \u7aef\u53e3\u6570\u91cf\u4e0a\u9884\u7559\u4e00\u5b9a\u7684\u7a7a\u95f4\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Switches_%E2%80%93_unmanaged\"><\/span>\u4ea4\u6362\u673a--\uff08\u975e\uff09\u7ba1\u7406\u578b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5e02\u573a\u4e0a\u6709\u8bb8\u591a\u5236\u9020\u5546\u3002\u5728\u6211\u770b\u6765\uff0c\u9009\u62e9\u4e00\u5bb6\u6d3b\u8dc3\u5728\u5546\u4e1a\u9886\u57df\uff0c\u56e0\u800c\u5728\u8be5\u7ec6\u5206\u5e02\u573a\u62e5\u6709\u4e30\u5bcc\u7ecf\u9a8c\u7684\u5236\u9020\u5546\u59cb\u7ec8\u662f\u660e\u667a\u4e4b\u4e3e\u3002.<\/p>\n\n\n\n<p>\u5fc5\u987b\u533a\u5206\u6240\u8c13\u7684. <em>\u7ba1\u7406\u7684<\/em> \u548c <em>\u975e\u6258\u7ba1<\/em> \u5f00\u5173\u3002\u53ea\u6709 <em>\u7ba1\u7406\u7684<\/em> \u5f00\u5173\u662f\u53ef\u914d\u7f6e\u7684\u3002\u5373\u4f7f\u4e00\u5f00\u59cb\u53ef\u914d\u7f6e\u6027\u5bf9\u4e2a\u4eba\u7528\u6237\u6765\u8bf4\u5e76\u4e0d\u91cd\u8981\uff0c\u4f46\u968f\u7740\u65f6\u95f4\u7684\u63a8\u79fb\uff0c\u9700\u6c42\u4f1a\u4e0d\u65ad\u589e\u52a0\uff0c\u5bf9\u914d\u7f6e\u9009\u9879\u7684\u9700\u6c42\u4e5f\u4f1a\u53d8\u5f97\u53ef\u9884\u89c1\u3002.<\/p>\n\n\n\n<p>\u914d\u7f6e\u7684\u7b80\u6613\u6027\u4f1a\u968f\u7740\u4e13\u4e1a\u6027\u7684\u63d0\u9ad8\u548c\u7ba1\u7406\u590d\u6742\u6027\u7684\u589e\u52a0\u800c\u964d\u4f4e\u3002.<\/p>\n\n\n\n<p>\u4e0d\u8fc7\uff0c\u4ea4\u6362\u673a\u5728\u5176\u57fa\u672c\u51fa\u5382\u914d\u7f6e\u4e2d\u59cb\u7ec8 \u201e\u6b63\u5e38\u5de5\u4f5c\u201c\u3002\u8fd9\u610f\u5473\u7740\u6682\u65f6\u4e0d\u9700\u8981\u8fdb\u884c\u914d\u7f6e\uff0c\u5c3d\u7ba1\u53ef\u4ee5\u9009\u62e9\u3002.<\/p>\n\n\n\n<p>\u5728\u8fd9\u65b9\u9762\uff0c\u6211\u4eec\u73b0\u5728\u53ef\u4ee5\u4f9d\u9760 <em>\u7ba1\u7406\u7684<\/em> \u5f00\u5173\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Hersteller_von_Switches\"><\/span>\u5f00\u5173\u5236\u9020\u5546<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5728\u6211\u770b\u6765\uff0c\u9009\u62e9\u7684\u75db\u82e6\u5c31\u53ea\u5269\u4e0b\u4e24\u5bb6\u5236\u9020\u5546\u4e86\u3002\u5bf9\u601d\u79d1\u60c5\u6709\u72ec\u949f\u7684\u4eba\u4f1a\u6beb\u65e0\u7591\u95ee\u5730\u9009\u62e9\u601d\u79d1\u3002\u5982\u679c\u6ca1\u6709\u504f\u89c1\uff0c\u6ca1\u6709\u65e0\u7a77\u65e0\u5c3d\u7684\u9884\u7b97\uff0c\u4e5f\u4e0d\u662f\u7f51\u7edc\u65b9\u9762\u7684\u4e13\u4e1a\u4eba\u58eb\uff0c\u90a3\u4e48\u5c31\u4f1a\u5b66\u4f1a\u6b23\u8d4f Ubiquiti\u3002.<\/p>\n\n\n\n<p>\u8fd9\u4e24\u5bb6\u5236\u9020\u5546\u7684\u5171\u540c\u70b9\u662f\uff0c\u5927\u578b\u4ea4\u6362\u673a\uff08\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u6709 8 \u6216 16 \u4e2a\u7aef\u53e3\uff09\u901a\u5e38\u901a\u8fc7\u5149\u7ea4\u8fde\u63a5\u63d0\u4f9b\u4e0a\u884c\u7aef\u53e3\uff0816 Gbit\/s \u7684 SFP\/SFP+ \u6216 40 Gbit\/s \u7684\u589e\u5f3a\u578b\u56db\u5c0f\u578b\u53ef\u63d2\u62d4\u7aef\u53e3 (QSFP+)\uff09\uff0c\u901a\u5e38\u6709 2 \u6216 4 \u4e2a\u3002.<br>QSFP-DD \uff08\u53cc\u5bc6\u5ea6\uff09\u6700\u9ad8\u652f\u6301 56 GBit\/s \u548c 400 Gbit\/s\u3002.<\/p>\n\n\n\n<p>\u6839\u636e\u4e0a\u8ff0\u6807\u51c6\uff0c\u4e0a\u884c\u94fe\u8def\u7aef\u53e3\u7684\u6700\u5927\u7535\u7f06\u957f\u5ea6\u4e3a 550 \u7c73\uff08\u591a\u6a21\uff09\u6216 10 \u5343\u7c73\uff08\u5355\u6a21 LX\uff09\uff0c\u6216 40 \u5343\u7c73\uff08\u5355\u6a21 EX\uff09\u548c 80 \u5343\u7c73\uff08\u5355\u6a21 ZX\uff09\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u5149\u7ea4\u7c7b\u578b\u3002. <\/p>\n\n\n\n<p>\u53ea\u8981\u6709\u76f8\u5e94\u7684\u4f20\u8f93\u529f\u7387\u548c\u63a5\u6536\u7075\u654f\u5ea6\uff0cCWDM \u548c DWDM \u6a21\u5757\u7684\u4f20\u8f93\u8ddd\u79bb\u751a\u81f3\u53ef\u4ee5\u8fbe\u5230 80 \u6216 120 \u5343\u7c73\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cisco\"><\/span>\u601d\u79d1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u6700\u77e5\u540d\u7684\u5236\u9020\u5546\u53ef\u80fd\u662f\u601d\u79d1\u3002\u975e\u4e13\u4e1a\u7528\u6237\u5f80\u5f80\u4f1a\u5bf9\u5176\u7ba1\u7406\u671b\u800c\u5374\u6b65\uff0c\u56e0\u4e3a\u5b83\u51e0\u4e4e\u6db5\u76d6\u4e86\u6240\u6709\u7684\u53ef\u80fd\u6027\uff0c\u56e0\u6b64\u975e\u5e38\u590d\u6742\u3002\u5728\u4e13\u4e1a\u73af\u5883\u4e2d\uff0c\u601d\u79d1\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u51c6\u6807\u51c6\u3002.<\/p>\n\n\n\n<p>SG \u548c CBS (<em>\u601d\u79d1\u5546\u52a1\u4ea4\u6362\u673a<\/em>Cisco Catalyst \u9762\u5411\u5de5\u4e1a\u7528\u6237\uff0c\u800c Cisco Nexus \u5219\u9762\u5411\u9700\u8981\u9ad8\u6269\u5c55\u6027\u548c\u76f8\u5e94\u6027\u80fd\u7684\u7f51\u7edc\u7ed3\u6784\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Ubiquiti\"><\/span>Ubiquiti<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Ubiquiti \u662f\u4e00\u5bb6\u6700\u521d\u6d3b\u8dc3\u4e8e\u4e13\u4e1a\u9886\u57df\u7684\u5236\u9020\u5546\uff0c\u4e0d\u4ec5\u751f\u4ea7\u4ea4\u6362\u673a\uff0c\u8fd8\u751f\u4ea7\u65e0\u7ebf\u5c40\u57df\u7f51\u548c\u65e0\u7ebf\u7535\u4e2d\u7ee7\u7ec4\u4ef6\uff0c\u5b83\u4ee5\u5408\u7406\u7684\u4ef7\u683c\u4e3a\u6d88\u8d39\u8005\u63d0\u4f9b\u5177\u6709\u5546\u4e1a\u9886\u57df\u4e13\u4e1a\u6280\u672f\u7684\u4ea7\u54c1\u7cfb\u5217\u3002.<br>\u5b83\u7684\u53e6\u4e00\u4e2a\u7279\u70b9\u662f\u5168\u5929\u5019\u5728\u7ebf\u5b9e\u65f6\u652f\u6301\uff0c\u53ef\u4ece\u63a7\u5236\u5668\u56fe\u5f62\u7528\u6237\u754c\u9762\u8c03\u7528\uff0c\u4e5f\u53ef\u8fdc\u7a0b\u8fde\u63a5\u3002\u4f1a\u8bdd\u7ed3\u675f\u540e\uff0c\u4f1a\u8bb0\u5f55\u4f1a\u8bdd\u65e5\u5fd7\u5e76\u901a\u8fc7\u7535\u5b50\u90ae\u4ef6\u53d1\u9001\u3002\u8fd9\u6837\uff0c\u4e8b\u540e\u5c31\u53ef\u4ee5\u8be6\u7ec6\u56de\u6eaf\u64cd\u4f5c\u6b65\u9aa4\u3002.<\/p>\n\n\n\n<p>UniFi \u548c Edge \u662f Ubiquiti \u9762\u5411\u6d88\u8d39\u8005\u548c\u4f01\u4e1a\u5e02\u573a\u63d0\u4f9b\u7684\u4ea7\u54c1\u7cfb\u5217\u3002\u8fd9\u4e24\u4e2a\u4ea7\u54c1\u7ebf\u7684\u4f18\u52bf\u5728\u4e8e\u901a\u8fc7 UniFi CloudKey Controller \u6216 UniFi DreamMachine (UDM)\uff0c\u5c24\u5176\u662f\u4e0e UniFi \u6444\u50cf\u5934\u7cfb\u7edf (UniFi Protect) \u6216 UniFi DreamRouter (UDR) \u7ed3\u5408\u4f7f\u7528\u65f6\uff0c\u53ef\u5b9e\u73b0\u5168\u9762\u7684\u5168\u7f51\u53ef\u89c6\u5316\u548c\u4e2d\u592e\u4e13\u7528\u7ba1\u7406\u3002.<br>\u6240\u6709\u4e13\u4e1a\u7248\u6216\u4f01\u4e1a\u7248\u5747\u652f\u6301\u6269\u5c55\u7684\u7b2c 3 \u5c42\u529f\u80fd\uff0c\u5982 VLAN\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p><span class=\"span-reading-time rt-reading-time\" style=\"display: block;\"><span class=\"rt-label rt-prefix\">\u9605\u8bfb\u65f6\u95f4<\/span> <span class=\"rt-time\"> 4<\/span> <span class=\"rt-label rt-postfix\">\u5206\u949f<\/span><\/span>In der Netzwerktechnik nehmen Switches und die Verkabelung zentrale Funktionen ein. Was zu beachtende Unterschiede und Auswahlkriterien betrifft, soll nachfolgend er\u00f6rtert werden. Netzwerk-Kabel Abschirmung Netzwerkkabel sind als 4-paarig verdrillte Einzelkabel mit gemeinsamem Kupfer-Geflecht zur Abschirmung externer St\u00f6rfelder ausgef\u00fchrt (S\/FTP &#8211; Screened Foiled Twisted Pair). Die Verdrillung eliminiert intern auftretende St\u00f6rfelder.Kabel mit einzeln zus\u00e4tzlich mit Geflecht&hellip;&nbsp;<a href=\"https:\/\/csiag.eu\/zh\/blog\/2025\/09\/15\/netzwerktechnik-switches-und-verkabelung\/\" rel=\"bookmark\">\u9605\u8bfb\u66f4\u591a \u00bb<span class=\"screen-reader-text\">\u7f51\u7edc\u6280\u672f--\u4ea4\u6362\u673a\u548c\u5e03\u7ebf<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[2553],"tags":[],"class_list":["post-11143","post","type-post","status-publish","format-standard","hentry","category-netzwerk-technik"],"modified_by":"Achim Goerner","_links":{"self":[{"href":"https:\/\/csiag.eu\/zh\/wp-json\/wp\/v2\/posts\/11143","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/csiag.eu\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/csiag.eu\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/csiag.eu\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/csiag.eu\/zh\/wp-json\/wp\/v2\/comments?post=11143"}],"version-history":[{"count":0,"href":"https:\/\/csiag.eu\/zh\/wp-json\/wp\/v2\/posts\/11143\/revisions"}],"wp:attachment":[{"href":"https:\/\/csiag.eu\/zh\/wp-json\/wp\/v2\/media?parent=11143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/csiag.eu\/zh\/wp-json\/wp\/v2\/categories?post=11143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/csiag.eu\/zh\/wp-json\/wp\/v2\/tags?post=11143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}