{"id":3129,"date":"2011-08-10T00:06:05","date_gmt":"2011-08-10T06:06:05","guid":{"rendered":"http:\/\/gregsowell.com\/?p=3129"},"modified":"2011-08-07T00:06:28","modified_gmt":"2011-08-07T06:06:28","slug":"atheros-adaptive-noise-immunity-ani","status":"publish","type":"post","link":"https:\/\/gregsowell.com\/?p=3129","title":{"rendered":"Atheros Adaptive Noise Immunity (ANI)"},"content":{"rendered":"<p>In the Atheros AR5212 and newer chipsets there is a new feature called Adaptive Noise Immunity.  It is basically a hardware noise reduction technology.<\/p>\n<blockquote><p>Adaptive Noise Immunity (ANI) adjusts various receiver parameters dynamically to minimize interference and noise effect on the signal quality.<\/p><\/blockquote>\n<p>I&#8217;ve got some 2.4 gear in a noisy neighbor hood and I was just sick to death of the interference.  I&#8217;ve been tweaking and tweaking when I saw the ANI setting.  I figured I would give it a swing and set it to client mode&#8230;seconds later when the client reconnected my CCQ went from 12% to 80% and my throughput went up by a factor of about 15!<\/p>\n<h2>CLI<\/h2>\n<pre class=\"gs-code\"><code class=\"language-plaintext\">\/interface wireless set 0 adaptive-noise-immunity=ap-and-client-mode | client-mode | none<\/code><\/pre>\n<h2>Winbox<\/h2>\n<figure id=\"attachment_3130\" aria-describedby=\"caption-attachment-3130\" style=\"width: 450px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/gregsowell.com\/wp-content\/uploads\/2011\/08\/ani.png\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/gregsowell.com\/wp-content\/uploads\/2011\/08\/ani.png\" alt=\"\" title=\"ani\" width=\"450\" height=\"421\" class=\"size-full wp-image-3130\" srcset=\"https:\/\/gregsowell.com\/wp-content\/uploads\/2011\/08\/ani.png 450w, https:\/\/gregsowell.com\/wp-content\/uploads\/2011\/08\/ani-300x280.png 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/a><figcaption id=\"caption-attachment-3130\" class=\"wp-caption-text\">**Be sure you are in &quot;advanced mode&quot; while in winbox**<\/figcaption><\/figure>\n<p><strong>Modes:<\/strong><br \/>\nAP and client = Will adjust if acting as AP or client<br \/>\nClient = Will adjust only if acting as client<br \/>\nNone = Disabled<\/p>\n<p><a href=\"http:\/\/www.google.com\/patents\/download\/7349503_Adaptive_interference_immunity_c.pdf?id=cnapAAAAEBAJ&#038;output=pdf&#038;sig=ACfU3U3QT8Vk2Br_5ulrxUduyUEmL2btFw\">Here<\/a> is Atheros&#8217; patent doc on the technology.<\/p>\n<p>Mikrotik officially says that Nv2 inter operates with ANI.<\/p>\n<p>I would say that if you have some noisy areas, then give this a swing and see if you get an improvement.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Atheros AR5212 and newer chipsets there is a new feature called Adaptive Noise Immunity. It is basically a hardware noise reduction technology.\u2026<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20,6,8,18],"tags":[],"class_list":["post-3129","post","type-post","status-publish","format-standard","hentry","category-hardware","category-mikrotik","category-networking","category-wireless"],"_links":{"self":[{"href":"https:\/\/gregsowell.com\/index.php?rest_route=\/wp\/v2\/posts\/3129","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gregsowell.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gregsowell.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gregsowell.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/gregsowell.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3129"}],"version-history":[{"count":7,"href":"https:\/\/gregsowell.com\/index.php?rest_route=\/wp\/v2\/posts\/3129\/revisions"}],"predecessor-version":[{"id":3137,"href":"https:\/\/gregsowell.com\/index.php?rest_route=\/wp\/v2\/posts\/3129\/revisions\/3137"}],"wp:attachment":[{"href":"https:\/\/gregsowell.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3129"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gregsowell.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3129"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gregsowell.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}