{"id":66,"date":"2007-10-15T00:00:00","date_gmt":"2007-10-14T22:00:00","guid":{"rendered":"http:\/\/netexpertise\/fr\/?p=66"},"modified":"2021-10-16T07:40:37","modified_gmt":"2021-10-16T06:40:37","slug":"carte-wifi-atheros","status":"publish","type":"post","link":"http:\/\/www.netexpertise.eu\/fr\/systeme\/linux\/carte-wifi-atheros.html","title":{"rendered":"Carte wifi Atheros sur Linux Redhat"},"content":{"rendered":"<div style=\"float:left; margin-right:15px; margin-top:0px;\">\n<script async=\"\" src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script><br \/>\n<!-- 200x200, Netexpertise --><br \/>\n<ins class=\"adsbygoogle\" style=\"display:inline-block;width:200px;height:200px\" data-ad-client=\"ca-pub-6495750100906580\" data-ad-slot=\"1946825373\"><\/ins><br \/>\n<script><br \/>\n(adsbygoogle = window.adsbygoogle || []).push({});<br \/>\n<\/script><\/div>\n<p>Vous avez un vieux PC ou serveur que vous aimeriez laisser tourner depuis un endroit distant chez vous?<br \/>\nVous voulez \u00e9viter les cables pour vous connecter au r\u00e9seau?<br \/>\nAjoutez-y une carte wifi et configurez le service r\u00e9seau pour qu&rsquo;il se (re)connecte automatiquement quand la borne wifi (re)d\u00e9marre.<br \/>\nNous avons choisi une carte Netgear parce qu&rsquo;elle int\u00e8gre un chipset Atheros.<br \/>\nCeux-ci sont tr\u00e8s bien int\u00e9gr\u00e9s sous Linux.<\/p>\n<p>&nbsp;<\/p>\n<h3>D\u00e9tection de la carte<\/h3>\n<p>Une fois la carte install\u00e9e et le syst\u00e8me red\u00e9marr\u00e9, v\u00e9rifiez que la carte a bien \u00e9t\u00e9 d\u00e9tect\u00e9e avec la commande lspci. Vous devriez obtenir la ligne suivante dans le r\u00e9sultat:<\/p>\n<pre># lspci\n...\n00:0d.0 Ethernet controller: Atheros Communications, Inc. AR5212 802.11abg NIC (rev 01)\n...\n<\/pre>\n<h3>Installation du driver<\/h3>\n<p>Malheureusement, la plupart des distributions Linux ne fournissent pas de pilotes pour les cartes wifi \u00e0 base de chipset Atheros.<br \/>\n<a href=\"http:\/\/madwifi.org\">Madwifi.org<\/a> ont d\u00e9velopp\u00e9 et fournissent un pilote Atheros standard pour Linux.<br \/>\nPour installer madwifi, vous avez besoin des packages d&rsquo;en-t\u00eate et de d\u00e9veloppement du kernel.<br \/>\nSur Redhat, installez les rpms<\/p>\n<ul>\n<li>kernel-header et<\/li>\n<li>kernel-devel<\/li>\n<\/ul>\n<p>T\u00e9l\u00e9chargez <a href=\"http:\/\/sourceforge.net\/projects\/madwifi\/\">madwifi<\/a>, d\u00e9compressez et compilez-le:<\/p>\n<pre>tar xfz madwifi-0.9.4.tar.gz\ncd madwifi-0.9.4\/\nmake\nmake install\n<\/pre>\n<p>A savoir que le module a \u00e9t\u00e9 install\u00e9 dans le r\u00e9pertoire des modules kernel \/lib\/modules\/`uname&nbsp;-r`\/net, ce qui signifie qu&rsquo;il faudra r\u00e9installer les modules appropri\u00e9s (kernel header et devel) et recompiler madwifi lors d&rsquo;une mise \u00e0 jour du kernel.<br \/>\n&nbsp;<br \/>\nRendez le module noyau disponible:<\/p>\n<pre>modprobe ath_pci\n<\/pre>\n<h3>Configuration<\/h3>\n<p>La derni\u00e8re chose \u00e0 faire est de configurer l&rsquo;interface r\u00e9seau wifi.<br \/>\nSur les syst\u00e8mes Redhat, cr\u00e9ez un fichier nomm\u00e9 ifcfg-ath0 de la m\u00eame mani\u00e8re que pour une interface r\u00e9seau classique, dans \/etc\/sysconfig\/network-scripts\/. Les param\u00e8tres suppl\u00e9mentaires doivent \u00eatre ajout\u00e9s pour les valeurs wifi.<\/p>\n<pre># cat \/etc\/sysconfig\/network-scripts\/ifcfg_ath0\nDEVICE=ath0\nBOOTPROTO=static\nBROADCAST=192.168.1.255\nIPADDR=192.168.1.2\nNETMASK=255.255.255.0\nNETWORK=192.168.1.0\nONBOOT=yes\ntype=WIRELESS\nESSID=YourESSID\nMODE=managed\nKEY=F...A\nCHANNEL=6\nRATE=Auto\nIWPRIV=\"authmode 2\"\nGATEWAY=192.168.1.1\n<\/pre>\n<p>A partir de maintenant, votre interface wifi sera g\u00e9r\u00e9e par le service \u00ab\u00a0r\u00e9seau\u00a0\u00bb.<br \/>\nLa carte est activ\u00e9e apr\u00e8s chaque reboot;<br \/>\nVous pouvez \u00e9teindre et red\u00e9marrer votre borne wifi, la carte se reconnectera sans intervention manuelle.<br \/>\nVous pouvez aussi utiliser les commandes iw telles que iwlist et iwconfig pour y ajouter d&rsquo;autres fonctionnalit\u00e9s.<br \/>\nCe fichier de configuration ne fonctionne que pour l&rsquo;encryption WEP, pas pour le <a href=\"\/fr\/linux\/configurer-wpa-sur-linux-howto.html\">WPA<\/a> qui est beaucoup plus s\u00e9curis\u00e9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vous avez un vieux PC ou serveur que vous aimeriez laisser tourner depuis un endroit distant chez vous? Vous voulez \u00e9viter les cables pour vous connecter au r\u00e9seau? Ajoutez-y une carte wifi et configurez le service r\u00e9seau pour qu&rsquo;il se (re)connecte automatiquement quand la borne wifi (re)d\u00e9marre. Nous avons choisi une carte Netgear parce qu&rsquo;elle [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false},"categories":[10],"tags":[103,407,92,107,106],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.13 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Netexpertise - Carte wifi Atheros sur Linux Redhat<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.netexpertise.eu\/fr\/systeme\/linux\/carte-wifi-atheros.html\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Netexpertise - Carte wifi Atheros sur Linux Redhat\" \/>\n<meta property=\"og:description\" content=\"Vous avez un vieux PC ou serveur que vous aimeriez laisser tourner depuis un endroit distant chez vous? 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Vous voulez \u00e9viter les cables pour vous connecter au r\u00e9seau? Ajoutez-y une carte wifi et configurez le service r\u00e9seau pour qu&rsquo;il se (re)connecte automatiquement quand la borne wifi (re)d\u00e9marre. 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