{"id":125,"date":"2025-09-01T13:57:05","date_gmt":"2025-09-01T13:57:05","guid":{"rendered":"https:\/\/imakun.cn\/wordpress\/?p=125"},"modified":"2026-04-18T22:39:48","modified_gmt":"2026-04-18T22:39:48","slug":"ubuntu-%e8%bf%9e%e6%8e%a5wifi","status":"publish","type":"post","link":"https:\/\/imakun.cn\/520\/125.html","title":{"rendered":"ubuntu \u8fde\u63a5wifi"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">\u4e0b\u8f7d iw \u548c wpasupplicant \u53ca\u4f9d\u8d56<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>iw\uff1aiw\u662f\u7ba1\u7406\u65e0\u7ebf\u8bbe\u5907\u7684\u5de5\u5177\uff0c\u4f7f\u7528iw\u547d\u4ee4\u8fde\u63a5WiFi\u9700\u8981\u7ed3\u5408\u5176\u4ed6\u5de5\u5177\uff0c\u5982wpa_supplicant\u6216NetworkManager\uff0c\u56e0\u4e3aiw\u4e3b\u8981\u7528\u4e8e\u7ba1\u7406\u65e0\u7ebf\u63a5\u53e3\uff0c\u4e0d\u76f4\u63a5\u5904\u7406\u8ba4\u8bc1\u3002<\/li>\n\n\n\n<li>wpasupplicant\uff1a\u7528\u4e8e\u5904\u7406\u65e0\u7ebf\u7f51\u7edc\u7684\u8ba4\u8bc1\u548c\u52a0\u5bc6\uff0c\u652f\u6301\u591a\u79cd\u5b89\u5168\u534f\u8bae\uff08\u5982 WPA\u3001WPA2\uff09\uff0c\u80fd\u591f\u81ea\u52a8\u83b7\u53d6 IP \u5730\u5740\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u5728\u7ebf\u5b89\u88c5 iw\uff1a(wpasupplicant\u540c\u7406)<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>1. \u66f4\u65b0\u6e90\napt update\napt upgrade\n2. \u4e0b\u8f7d iw \u5de5\u5177\uff0c\u6267\u884c\u540e\u81ea\u52a8\u5b89\u88c5 iw \u53ca\u76f8\u5e94\u4f9d\u8d56\uff1b\napt install iw<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">\u79bb\u7ebf\u5b89\u88c5 iw\uff1a<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u8981\u5728\u540c\u7cfb\u7edf\u7248\u672c\u7684\u5176\u4ed6\u8bbe\u5907\u4e0a\u8fde\u63a5\u5916\u7f51\u4e0b\u8f7d iw\u5de5\u5177\u5305\u548c\u4f9d\u8d56\uff0c\u7136\u540e\u7528 scp\u3001ftp \u6216 U\u76d8 \u4f20\u8f93\u5230\u79bb\u7ebf\u7684\u7cfb\u7edf\u4e2d\uff0c\u518d\u4f7f\u7528 dpkg \u5de5\u5177\u8fdb\u884c\u5b89\u88c5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1. \u66f4\u65b0\u6e90\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>apt update\napt upgrade<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">2. \u4e0b\u8f7d iw \u5305\u548c\u4f9d\u8d56\u5230\u672c\u5730\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mkdir ~\/iw-packages\ncd iw-packages\nsudo apt-get install apt-rdepends\napt-rdepends iw | grep \"^\\ \" | xargs apt-get download <\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">3. \u6253\u5305\u4e0b\u8f7d\u597d\u7684 iw \u548c\u4f9d\u8d56<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>zip ~\/iw-packages.zip iw-packages -r<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">4. \u62f7\u8d1d\u5230U\u76d8<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mount \/dev\/sdb1 \/mnt\/usb\ncp ~\/iw-packages.zip \/mnt\/usb<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">5. \u63d2\u5165U\u76d8\u5230\u79bb\u7ebf\u8bbe\u5907\uff0c\u5e76\u5b89\u88c5\u5230\u79bb\u7ebf\u8bbe\u5907\u7cfb\u7edf\u4e2d\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mount \/dev\/sdb1 \/mnt\/usb\ncp \/mnt\/sdb1\/iw-packages.zip .<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">6. \u4f7f\u7528 dpkg \u5b89\u88c5\u79bb\u7ebf\u5305\u548c\u4f9d\u8d56\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>unzip -r iw-packages\ncd iw-packages\ndpkg -i *.deb<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">7. \u6d4b\u8bd5\u662f\u5426\u5b89\u88c5\u6210\u529f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>iw -v<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">8. \u5b89\u88c5\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679c\u6709\u4f9d\u8d56\u5173\u7cfb\uff0c\u5219\u8fdb\u884c\u5b8c\u6574\u5b89\u88c5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo apt-get -f install<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">iw\u5de5\u5177<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u663e\u793a\u6240\u6709\u65e0\u7ebf\u8bbe\u5907\uff1aiw dev\uff1b<\/li>\n\n\n\n<li>\u663e\u793a\u6307\u5b9a\u65e0\u7ebf\u8bbe\u5907\u7684\u4fe1\u606f\uff1aiw dev wlan0 info\uff1b<\/li>\n\n\n\n<li>\u626b\u63cf\u9644\u8fd1\u65e0\u7ebf\u7f51\u7edc\uff1aiw dev wlan0 scan\uff1b<\/li>\n\n\n\n<li>\u663e\u793a\u626b\u63cf\u7ed3\u679c\uff1aiw dev wlan0 scan | grep SSID\uff1b<\/li>\n\n\n\n<li>\u8fde\u63a5\u65e0\u7ebf\u7f51\u7edc\uff1aiw dev wlan0 connect &#8220;401&#8221;\uff1b<\/li>\n\n\n\n<li>\u8fde\u63a5\u65e0\u7ebf\u52a0\u5bc6\u7f51\u7edc\uff1aiw dev wlan0 connect  &#8220;401&#8221;  key &#8220;13417755555&#8221;\uff1b<\/li>\n\n\n\n<li>\u65ad\u5f00\u5f53\u524d\u8fde\u63a5\uff1aiw dev wlan0 disconnect\uff1b<\/li>\n\n\n\n<li>\u76d1\u542c\u65e0\u7ebf\u4e8b\u4ef6\uff1aiw enevt\uff1b<\/li>\n\n\n\n<li>\u663e\u793a\u652f\u6301\u7684\u65e0\u7ebf\u6807\u51c6\uff1aiw phy &lt;phyname&gt; info\uff1b<\/li>\n\n\n\n<li>\u663e\u793a\u53ef\u7528\u901a\u9053\uff1aiw phy &lt;phyname&gt; channels\uff1b<\/li>\n\n\n\n<li>\u663e\u793a\u4f20\u8f93\u529f\u7387\uff1aiw dev &lt;interface&gt; info | grep txpower\uff1b<\/li>\n<\/ol>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u67e5\u770b\u7248\u672c\u4fe1\u606f\uff1aiw -v\u6216iw &#8211;version\uff1b<\/li>\n\n\n\n<li>\u67e5\u770b\u8fde\u63a5\u72b6\u6001\uff1aiw dev wlan0 link\uff1b<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b89\u88c5wpasupplicant\u8fde\u63a5WiFi,\u4f46\u9700\u624b\u52a8\u8fde\u63a5wifi\uff0c\u81ea\u52a8\u9700\u8981\u989d\u5916\u914d\u7f6e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">wpa_cli\u5de5\u4f5c\u7684\u524d\u63d0\u5c31\u662fwpa_supplicant\u8981\u5728\u540e\u53f0\u6b63\u5e38\u8fd0\u884c\u2014\u2014\u53ef\u4ee5\u901a\u8fc7ps\u3001pgrep\u7b49Linux\u547d\u4ee4\u884c\u5de5\u5177\u67e5\u770b\u540e\u53f0\u8fdb\u7a0b\u662f\u5426\u6709wpa_supplicant\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ec8\u7aef\u6267\u884c\u547d\u4ee4\uff0c\u8fdb\u5165\u4ea4\u4e92\u6a21\u5f0f<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>wpa_cli<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/imakun.cn\/520\/wp-content\/uploads\/2025\/09\/image.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"679\" height=\"234\" data-original=\"https:\/\/imakun.cn\/520\/wp-content\/uploads\/2025\/09\/image.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-137\" style=\"width:490px;height:auto\"  sizes=\"auto, (max-width: 679px) 100vw, 679px\" \/><\/div><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8f93\u5165status\u2014\u2014\u663e\u793a\u5f53\u524dwlan0\u7684\u8fde\u63a5\u72b6\u6001\uff0c\u8fde\u63a5\u6210\u529f\u4f1a\u770b\u5230Wifi\u5bc6\u7801\u3001\u540d\u79f0\u7b49\u7cfb\u5217\u4fe1\u606f\uff1b\u8fde\u63a5\u4e0d\u6210\u529f\u4f1a\u663e\u793a\u3002<\/li>\n\n\n\n<li>\u8f93\u5165scan\u2014\u2014\u626b\u63cfWiFi\u3002\u7b49\u5f85\u8fd4\u56deOK\uff1b<\/li>\n\n\n\n<li>\u518d\u6267\u884cscan_results\uff0c\u67e5\u770bWiFi\u626b\u63cf\u7ed3\u679c\u3002 <\/li>\n\n\n\n<li>\u8f93\u5165list_networks\u2014\u2014\u5217\u51fa\/etc\/wpa_supplicant.conf\u6587\u4ef6\u91cc\u7684\u914d\u7f6e\u4fdd\u5b58\u7f51\u7edc\uff0c\u5e76\u53ef\u4ee5\u770b\u5230\u914d\u7f6e\u6587\u4ef6\u91cc\u7684WiFi\u7f51\u7edc\u5f53\u524d\u72b6\u6001\uff08\u6709\u6ca1\u6709\u5904\u4e8e\u5f53\u524d\u8fde\u63a5\uff09\u3001\u6240\u5206\u914d\u7684\u7f51\u7edcID\u6570\u5b57\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">wifi\u8fde\u63a5\u6b65\u9aa4<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8f93\u5165:add_network\u2014\u2014\u4f1a\u8fd4\u56de\u4e00\u4e2aID\u6570\u5b57\uff0c\u4e0b\u9762\u4f1a\u7528\u5230<\/li>\n\n\n\n<li>\u8f93\u5165:set_network ssid &#8220;WiFi\u540d\u79f0&#8221;<\/li>\n\n\n\n<li>\u8f93\u5165:set_network psk &#8220;WiFi\u5bc6\u7801&#8221;<\/li>\n\n\n\n<li>\u8f93\u5165:enable_network \u2014\u2014\u5c1d\u8bd5\u8fde\u63a5\u4f7f\u80fd\u4e3aID\u914d\u7f6e\u7684\u7f51\u7edc<\/li>\n\n\n\n<li>\u8f93\u5165:save_config\u2014\u2014\u4fdd\u5b58\u5f53\u524d\u914d\u7f6e\u5230\/etc\/wpa_supplicant.conf\u6587\u4ef6\u91cc<\/li>\n\n\n\n<li>\u8f93\u5165wpa_supplicat -B -i wlan0 -c \/etc\/wpa_supplicant\/wpa_supplicant.conf<\/li>\n\n\n\n<li>\u63a8\u51fawpa_cli\uff0c\u8f93\u5165dhclient wlan0\uff0c\u83b7\u53d6ip\u5730\u5740\uff0c\u6b64\u65f6\u53ef\u4ee5\u4e0a\u7f51\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u65ad\u5f00WiFi\uff1a <\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>#\u8f93\u5165:disable_network \u2014\u2014\u7981\u7528\u6307\u5b9a\u7684\u7f51\u7edc<\/li>\n\n\n\n<li>#\u8f93\u5165:disconnect\u2014\u2014\u65ad\u5f00\u5f53\u524d\u8fde\u63a5\u7684\u7f51\u7edc<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u91cd\u8fdeWiFi\uff1a<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>#\u8f93\u5165:reassociate\u2014\u2014\u5c1d\u8bd5\u91cd\u65b0\u8fde\u63a5\u5f53\u524d\u914d\u7f6e\u7684\u7f51\u7edc\u3002 <\/li>\n\n\n\n<li>#\u8f93\u5165:reconfigure\u2014\u2014\u8ba9 wpa_supplicant \u91cd\u65b0\u52a0\u8f7d\u914d\u7f6e\u6587\u4ef6\u5e76\u5c1d\u8bd5\u8fde\u63a5\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8f93\u5165quit\u2014\u2014\u9000\u51fawpa_cli\u4ea4\u4e92\u6a21\u5f0f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e0b\u8f7d iw \u548c wpasupplicant \u53ca\u4f9d\u8d56 \u5728\u7ebf\u5b89\u88c5 iw\uff1a(wpasupplicant\u540c\u7406) \u79bb\u7ebf\u5b89\u88c5 iw\uff1a \u9700\u8981\u5728\u540c\u7cfb\u7edf\u7248\u672c\u7684\u5176\u4ed6\u8bbe\u5907\u4e0a\u8fde\u63a5\u5916\u7f51\u4e0b\u8f7d iw\u5de5\u5177\u5305\u548c\u4f9d\u8d56\uff0c\u7136\u540e\u7528 scp\u3001ftp \u6216 U\u76d8 \u4f20\u8f93\u5230\u79bb\u7ebf\u7684\u7cfb\u7edf\u4e2d\uff0c\u518d\u4f7f\u7528 dpkg \u5de5\u5177\u8fdb\u884c\u5b89\u88c5\u3002 1. \u66f4\u65b0\u6e90\uff1a 2. \u4e0b\u8f7d iw \u5305\u548c\u4f9d\u8d56\u5230\u672c\u5730\uff1a 3. \u6253\u5305\u4e0b\u8f7d\u597d\u7684 iw \u548c\u4f9d\u8d56 4. \u62f7\u8d1d\u5230U\u76d8 5. \u63d2\u5165U\u76d8\u5230\u79bb\u7ebf\u8bbe\u5907\uff0c\u5e76\u5b89\u88c5\u5230\u79bb\u7ebf\u8bbe\u5907\u7cfb\u7edf\u4e2d\uff1a 6. \u4f7f\u7528 dpkg \u5b89\u88c5\u79bb\u7ebf\u5305\u548c\u4f9d\u8d56\uff1a 7. \u6d4b\u8bd5\u662f\u5426\u5b89\u88c5\u6210\u529f\uff1a 8. \u5b89\u88c5\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679c\u6709\u4f9d\u8d56\u5173\u7cfb\uff0c\u5219\u8fdb\u884c\u5b8c\u6574\u5b89\u88c5\uff1a iw\u5de5\u5177 \u5b89\u88c5wpasupplicant\u8fde\u63a5WiFi,\u4f46\u9700\u624b\u52a8\u8fde\u63a5wifi\uff0c\u81ea\u52a8\u9700\u8981\u989d\u5916\u914d\u7f6e wpa_cli\u5de5\u4f5c\u7684\u524d\u63d0\u5c31\u662fwpa_supplicant\u8981\u5728\u540e\u53f0\u6b63\u5e38\u8fd0\u884c\u2014\u2014\u53ef\u4ee5\u901a\u8fc7ps\u3001pgrep\u7b49Linux\u547d\u4ee4\u884c\u5de5\u5177\u67e5\u770b\u540e\u53f0\u8fdb\u7a0b\u662f\u5426\u6709wpa_supplicant\u3002 \u7ec8\u7aef\u6267\u884c\u547d\u4ee4\uff0c\u8fdb\u5165\u4ea4\u4e92\u6a21\u5f0f wifi\u8fde\u63a5\u6b65\u9aa4 \u65ad\u5f00WiFi\uff1a \u91cd\u8fdeWiFi\uff1a \u8f93\u5165quit\u2014\u2014\u9000\u51fawpa_cli\u4ea4\u4e92\u6a21\u5f0f<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-125","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/imakun.cn\/520\/wp-json\/wp\/v2\/posts\/125","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/imakun.cn\/520\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/imakun.cn\/520\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/imakun.cn\/520\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/imakun.cn\/520\/wp-json\/wp\/v2\/comments?post=125"}],"version-history":[{"count":13,"href":"https:\/\/imakun.cn\/520\/wp-json\/wp\/v2\/posts\/125\/revisions"}],"predecessor-version":[{"id":227,"href":"https:\/\/imakun.cn\/520\/wp-json\/wp\/v2\/posts\/125\/revisions\/227"}],"wp:attachment":[{"href":"https:\/\/imakun.cn\/520\/wp-json\/wp\/v2\/media?parent=125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/imakun.cn\/520\/wp-json\/wp\/v2\/categories?post=125"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/imakun.cn\/520\/wp-json\/wp\/v2\/tags?post=125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}