{"id":135,"date":"2026-03-08T13:26:23","date_gmt":"2026-03-08T05:26:23","guid":{"rendered":"https:\/\/wenzhen.win\/?p=135"},"modified":"2026-03-08T22:52:13","modified_gmt":"2026-03-08T14:52:13","slug":"bridge_eth_usb2-5g","status":"publish","type":"post","link":"https:\/\/wenzhen.win\/index.php\/2026\/03\/08\/bridge_eth_usb2-5g\/","title":{"rendered":"\u52a0\u88c5\u4e862.5G\u7f51\u5361\u7684\u7fa4\u6656\uff0c\u5269\u4e0b\u7684\u7f51\u53e3\u600e\u4e48\u529e\uff1f\u6865\u63a5\uff01"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u6700\u8fd1\uff0c\u7ed9\u7fa4\u6656DS-420+\u52a0\u88c5\u4e86\u4e00\u4e2a2.5G\u7f51\u5361\uff0c\u7528\u8d77\u6765\u4e0d\u9519\uff0c\u4e8e\u662f\uff0c\u81ea\u5e26\u76842\u4e2a\u5343\u5146\u7f51\u5361\u5c31\u95f2\u7f6e\u4e86\uff0c\u8003\u8651\u5145\u5206\u5229\u7528\u8d44\u6e90\uff0c\u4e8e\u662f\u60f3\uff0c\u80fd\u4e0d\u80fd\u628a\u5b83\u53d8\u6210\u4e00\u4e2a\u4ea4\u6362\u673a\uff0c\u8ba9\u8fb9\u4e0a\u7684\u667a\u80fd\u5bb6\u5c45\u7f51\u5173\uff0c\u5907\u4efd\u7528\u7684\u98de\u725bNAS\u4e0d\u518d\u5360\u7528\u5b9d\u8d35\u76842.5G\u4ea4\u6362\u673a\u7f51\u53e3\uff0c\u7ffb\u9605\u4e86\u5f88\u591a\u6587\u7ae0\uff0c\u6298\u817e\u4e86\u534a\u5929\uff0c\u8e29\u4e86\u597d\u51e0\u4e2a\u5751\uff0c\u7ec8\u4e8e\u5b9e\u73b0\u4e86\uff0c\u73b0\u5728\u628a\u6b65\u9aa4\u5206\u4eab\u7ed9\u5927\u5bb6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong class=\"\">\u76ee\u6807\u62d3\u6251\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong class=\"\">eth2<\/strong>\uff08USB \u5916\u63a5\u7f51\u5361\uff09\uff1a\u8fde\u63a5\u4e0a\u7ea7\u8def\u7531\u5668\uff08\u5916\u7f51\u5165\u53e3\uff09<\/li>\n\n\n\n<li><strong class=\"\">eth0 + eth1<\/strong>\uff08\u5185\u7f6e\u53cc\u5343\u5146\u53e3\uff09\uff1a\u6865\u63a5\u4e3a\u4ea4\u6362\u673a\u6a21\u5f0f\uff0c\u5206\u4eab\u7ed9\u5176\u4ed6 NAS\/\u8bbe\u5907<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>USB \u7f51\u5361\u6027\u80fd\u4f18\u4e8e\u5185\u7f6e\u7f51\u5361\uff08\u5982 2.5G USB \u7f51\u5361\uff09<\/li>\n\n\n\n<li>\u9700\u8981\u5c06 DS420+ \u4f5c\u4e3a\u4ea4\u6362\u673a\/\u7f51\u5173\u4f7f\u7528<\/li>\n\n\n\n<li>\u4e3a\u591a\u53f0\u8bbe\u5907\u63d0\u4f9b\u7f51\u7edc\u63a5\u5165<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e00\u3001\u524d\u7f6e\u51c6\u5907<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">1. \u542f\u7528 SSH \u8bbf\u95ee<\/h4>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u5c06\u8f93\u5165\u7f51\u7ebf\u63d2\u51652.5G\u7f51\u5361<\/strong><\/li>\n\n\n\n<li>\u8fdb\u5165 <strong>\u63a7\u5236\u9762\u677f \u2192 \u7ec8\u7aef\u673a\u548c SNMP<\/strong><\/li>\n\n\n\n<li>\u52fe\u9009 <strong>\u542f\u7528 SSH \u529f\u80fd<\/strong><\/li>\n\n\n\n<li>\u8bbe\u7f6e\u7aef\u53e3\uff08\u9ed8\u8ba4 22\uff09\uff0c\u5efa\u8bae\u66f4\u6539\u6210\u53e6\u5916\u7684\u7aef\u53e3\uff0c\u70b9\u51fb\u5e94\u7528<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">2. \u786e\u8ba4\u7f51\u5361\u8bc6\u522b\u72b6\u6001<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">1.\u8fdb\u5165<strong>\u63a7\u5236\u9762\u677f <strong>\u2192<\/strong>\u7f51\u7edc\u2192\u7f51\u7edc\u754c\u9762<\/strong><br>2.\u67e5\u770b\u662f\u5426\u5b58\u5728\u5c40\u57df\u7f511\u3001\u5c40\u57df\u7f512\u3001\u5c40\u57df\u7f513\uff0c\u5bf9\u5e94SSH\u754c\u9762\u4e2d\u7684eth0-eth1-eth2\uff08\u8fd9\u70b9\u6bd4\u8f83\u91cd\u8981\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u786e\u8ba4\u7f51\u5361\u5bf9\u5e94\u5173\u7cfb\uff1a<\/strong><br><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\u7269\u7406\u63a5\u53e3<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u5e95\u5c42\u7cfb\u7edf\u8bc6\u522b<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u7528\u9014<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u5185\u7f6e\u7f51\u53e3 LAN1<\/td><td class=\"has-text-align-left\" data-align=\"left\">eth0<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u6865\u63a5\u8f93\u51fa<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u5185\u7f6e\u7f51\u53e3 LAN2<\/td><td class=\"has-text-align-left\" data-align=\"left\">eth1<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u6865\u63a5\u8f93\u51fa<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">USB \u5916\u63a5\u7f51\u5361<\/td><td class=\"has-text-align-left\" data-align=\"left\">eth2<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u5916\u7f51\u5165\u53e3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e8c\u3001\u6838\u5fc3\u914d\u7f6e\u6b65\u9aa4<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u6b65\u9aa4 1\uff1a\u542f\u7528 Open vSwitch<\/h4>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>\u8fdb\u5165 <strong>\u63a7\u5236\u9762\u677f \u2192 \u7f51\u7edc \u2192 \u7f51\u7edc\u754c\u9762<\/strong><\/li>\n\n\n\n<li>\u70b9\u51fb <strong>\u7ba1\u7406<\/strong> \u6309\u94ae<\/li>\n\n\n\n<li>\u52fe\u9009 <strong>\u542f\u7528 Open vSwitch<\/strong><\/li>\n\n\n\n<li>\u70b9\u51fb\u786e\u5b9a\uff08\u5982\u5df2\u5b89\u88c5 VMM\uff0c\u6b64\u9879\u9ed8\u8ba4\u542f\u7528\uff09<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">\u6b65\u9aa4 2\uff1a\u914d\u7f6e\u7f51\u5361\u6865\u63a5<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7 SSH \u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a\uff08#\u5f00\u5934\u7684\u884c\u662f\u6ce8\u91ca\uff0c\u6574\u884c\u4e0d\u7528\u8f93\u5165\uff0c\u4e0b\u540c\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code has-background\" style=\"background-color:#dedddd\"><code>sudo -i\n\n# 1. \u5220\u9664 eth0 \u7684\u9ed8\u8ba4\u7f51\u6865\u7ed1\u5b9a\uff08\u8131\u79bb ovs_eth0\uff09\novs-vsctl del-br ovs_eth0\n\n# 2. \u5220\u9664 eth1 \u7684\u9ed8\u8ba4\u7f51\u6865\u7ed1\u5b9a\uff08\u8131\u79bb ovs_eth1\uff09\novs-vsctl del-br ovs_eth1\n\n# 3. \u5c06 eth0 \u548c eth1 \u52a0\u5165 ovs_eth2\uff08\u4e0e USB \u7f51\u5361\u540c\u5e7f\u64ad\u57df\uff09\novs-vsctl add-port ovs_eth2 eth0\novs-vsctl add-port ovs_eth2 eth1<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6b65\u9aa4 3\uff1a\u9a8c\u8bc1\u6865\u63a5\u72b6\u6001<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code has-background\" style=\"background-color:#dedddd\"><code># \u67e5\u770b\u6865\u63a5\u8be6\u60c5\novs-vsctl show<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9884\u671f\u8f93\u51fa\u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code has-background\" style=\"background-color:#dedddd\"><code>    Bridge ovs_eth2\n        Port ovs_eth2\n            Interface ovs_eth2\n        Port eth2\n            Interface eth2\n        Port eth0\n            Interface eth0\n        Port eth1\n            Interface eth1<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u786e\u8ba4 eth0\u3001eth1\u3001eth2 \u90fd\u5728 ovs_eth2 \u6865\u5185\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e09\u3001\u8bbe\u7f6e\u5f00\u673a\u81ea\u52a8\u914d\u7f6e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u9762\u7684\u914d\u7f6e\u7fa4\u6656\u91cd\u542f\u540e\u4f1a\u6062\u590d\u9ed8\u8ba4\u7f51\u6865\u7ed1\u5b9a\uff0c\u6240\u4ee5\u9700\u6dfb\u52a0\u5f00\u673a\u4efb\u52a1\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">1. \u521b\u5efa\u5f00\u673a\u811a\u672c\u4efb\u52a1<\/h4>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>\u8fdb\u5165 <strong>\u63a7\u5236\u9762\u677f \u2192 \u4efb\u52a1\u8ba1\u5212<\/strong><\/li>\n\n\n\n<li>\u70b9\u51fb <strong>\u65b0\u589e \u2192 \u89e6\u53d1\u7684\u4efb\u52a1 \u2192 \u7528\u6237\u5b9a\u4e49\u7684\u811a\u672c<\/strong><\/li>\n\n\n\n<li><strong>\u5e38\u89c4\u8bbe\u7f6e\uff1a<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u4efb\u52a1\u540d\u79f0\uff1a<code>Bridge_to_USB_NIC<\/code><\/li>\n\n\n\n<li>\u7528\u6237\u8d26\u53f7\uff1a<strong>root<\/strong>\uff08\u5fc5\u987b\u9009 root\uff09<\/li>\n\n\n\n<li>\u4e8b\u4ef6\uff1a<strong class=\"\">\u5f00\u673a<\/strong><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u4efb\u52a1\u8bbe\u7f6e \u2192 \u8fd0\u884c\u547d\u4ee4\uff1a<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code has-background\" style=\"background-color:#dedddd\"><code>#!\/bin\/bash\n# \u5ef6\u8fdf 31 \u79d2\u786e\u4fdd USB \u7f51\u5361\u9a71\u52a8\u52a0\u8f7d\u5b8c\u6210\nsleep 31\n\n# \u5220\u9664 eth0 \u548c eth1 \u7684\u9ed8\u8ba4\u7ed1\u5b9a\novs-vsctl del-br ovs_eth0\novs-vsctl del-br ovs_eth1\n\n# \u5c06 eth0 \u548c eth1 \u6865\u63a5\u5230 ovs_eth2\uff08USB \u7f51\u5361\uff09\novs-vsctl add-port ovs_eth2 eth0\novs-vsctl add-port ovs_eth2 eth1<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">        5.\u70b9\u51fb\u786e\u5b9a\u4fdd\u5b58<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">2. \u542f\u7528\u4efb\u52a1<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5728\u4efb\u52a1\u5217\u8868\u4e2d\u627e\u5230 <code>Bridge_to_USB_NIC<\/code><\/li>\n\n\n\n<li>\u53f3\u952e \u2192 <strong>\u542f\u7528<\/strong><\/li>\n\n\n\n<li>\u52fe\u9009 <strong>\u5df2\u542f\u7528<\/strong> \u72b6\u6001<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u56db\u3001\u7f51\u7edc\u62d3\u6251\u793a\u610f<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"341\" height=\"649\" src=\"https:\/\/wenzhen.win\/wp-content\/uploads\/2026\/03\/image.png\" alt=\"\" class=\"wp-image-140\" srcset=\"https:\/\/wenzhen.win\/wp-content\/uploads\/2026\/03\/image.png 341w, https:\/\/wenzhen.win\/wp-content\/uploads\/2026\/03\/image-158x300.png 158w\" sizes=\"auto, (max-width: 341px) 100vw, 341px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6548\u679c\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8fde\u63a5\u5728 eth0 \u6216 eth1 \u4e0a\u7684\u8bbe\u5907\uff0c\u76f8\u5f53\u4e8e\u76f4\u63a5\u8fde\u63a5\u5728\u4e0a\u7ea7\u8def\u7531\u5668\u4e0b<\/li>\n\n\n\n<li>\u6240\u6709\u8bbe\u5907\u5904\u4e8e\u540c\u4e00\u5e7f\u64ad\u57df\uff0c\u81ea\u52a8\u83b7\u53d6\u4e0a\u7ea7\u8def\u7531\u5668\u7684 DHCP \u5730\u5740<\/li>\n\n\n\n<li>DS420+ \u672c\u8eab\u901a\u8fc7 ovs_eth2 \u8bbf\u95ee\u7f51\u7edc<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u81f3\u6b64\uff0c\u914d\u7f6e\u5b8c\u6210 \uff0cDS420+ \u73b0\u5728\u5df2\u4f5c\u4e3a\u4ea4\u6362\u673a\u8fd0\u884c\uff0c\u901a\u8fc7USB \u7f51\u5361\u4e0a\u8054\uff0c\u53cc\u5343\u5146\u53e3\u4e0b\u8054\u6269\u5c55\u7f51\u7edc\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e94\u3001\u6ce8\u610f\u4e8b\u9879<\/h3>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>USB \u7f51\u5361\u6027\u80fd<\/strong>\uff1aUSB 3.0 \u7406\u8bba\u5e26\u5bbd 5Gbps\uff0c\u5b9e\u9645\u5171\u4eab\u7ed9\u591a\u8bbe\u5907\u65f6\u53ef\u80fd\u5b58\u5728\u74f6\u9888\uff0c\u6240\u4ee5\u4e0d\u5efa\u8bae\u5171\u4eab\u7ed9\u9700\u8981\u5927\u6d41\u91cf\u7684\u8bbe\u5907<\/li>\n\n\n\n<li><strong>IP \u5730\u5740\u7ba1\u7406<\/strong>\uff1a\u5efa\u8bae\u5728\u4e0a\u7ea7\u8def\u7531\u5668\u4e3a DS420+ \u53ca\u5404\u8bbe\u5907\u8bbe\u7f6e\u9759\u6001 DHCP \u7ed1\u5b9a<\/li>\n\n\n\n<li><strong>\u6563\u70ed\u8003\u8651<\/strong>\uff1aUSB \u7f51\u5361\u957f\u65f6\u95f4\u9ad8\u8d1f\u8f7d\u53ef\u80fd\u53d1\u70ed\uff0c\u6ce8\u610f\u901a\u98ce<\/li>\n\n\n\n<li><strong>\u7a33\u5b9a\u6027<\/strong>\uff1a\u90e8\u5206 USB \u7f51\u5361\u957f\u65f6\u95f4\u8fd0\u884c\u53ef\u80fd\u51fa\u73b0\u65ad\u6d41\uff0c\u5efa\u8bae\u5b9a\u671f\u76d1\u63a7<\/li>\n\n\n\n<li><strong>\u672c\u6559\u7a0b\u662f\u5bf9\u642d\u8f7dDSM7.3\u7cfb\u7edf\u7684DS420+\u8fdb\u884c\u914d\u7f6e\uff0c\u7406\u8bba\u4e0a\u6765\u8bf4\u9002\u7528\u4e8e\u6240\u6709DSM7.x\u7cfb\u7edf\u7684NAS<\/strong><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6700\u8fd1\uff0c\u7ed9\u7fa4\u6656DS-420+\u52a0\u88c5\u4e86\u4e00\u4e2a2.5G\u7f51\u5361\uff0c\u7528\u8d77\u6765\u4e0d\u9519\uff0c\u4e8e\u662f\uff0c\u81ea\u5e26\u76842\u4e2a\u5343\u5146\u7f51\u5361\u5c31\u95f2\u7f6e\u4e86\uff0c\u8003\u8651\u5145\u5206\u5229\u7528\u8d44&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":142,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[33,31,32,30],"class_list":["post-135","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nas","tag-2-5g","tag-synology","tag-32","tag-30"],"_links":{"self":[{"href":"https:\/\/wenzhen.win\/index.php\/wp-json\/wp\/v2\/posts\/135","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wenzhen.win\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wenzhen.win\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wenzhen.win\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wenzhen.win\/index.php\/wp-json\/wp\/v2\/comments?post=135"}],"version-history":[{"count":10,"href":"https:\/\/wenzhen.win\/index.php\/wp-json\/wp\/v2\/posts\/135\/revisions"}],"predecessor-version":[{"id":149,"href":"https:\/\/wenzhen.win\/index.php\/wp-json\/wp\/v2\/posts\/135\/revisions\/149"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wenzhen.win\/index.php\/wp-json\/wp\/v2\/media\/142"}],"wp:attachment":[{"href":"https:\/\/wenzhen.win\/index.php\/wp-json\/wp\/v2\/media?parent=135"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wenzhen.win\/index.php\/wp-json\/wp\/v2\/categories?post=135"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wenzhen.win\/index.php\/wp-json\/wp\/v2\/tags?post=135"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}