{"id":293,"date":"2019-06-10T16:26:08","date_gmt":"2019-06-10T15:26:08","guid":{"rendered":"http:\/\/slackware.pt\/?p=293"},"modified":"2019-06-10T16:27:51","modified_gmt":"2019-06-10T15:27:51","slug":"bind-e-cache","status":"publish","type":"post","link":"http:\/\/slackware.pt\/?p=293","title":{"rendered":"BIND e cache"},"content":{"rendered":"\n<p>Tenho tido problemas com o BIND. Penso que \u00e9 um problema de erros na cache, ou algo parecido. Quando tento aceder a um  s\u00edtio a partir do nome, na rede interna, o browser diz que n\u00e3o consegue aceder ao s\u00edtio. Mas se eu aceder a partir das m\u00e1quinas perif\u00e9ricas &#8211; os gateways &#8211; acedo sem problemas.<\/p>\n\n\n\n<p>Independentemente do problema, aqui fica uma solu\u00e7\u00e3o para limpar a cache do BIND.<\/p>\n\n\n\n<p>Para fazer dump da cache:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">rndc dumpdb -cache<\/pre>\n\n\n\n<p>Para ver o conte\u00fado do dump:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">vi \/var\/named\/named_dump.db<\/pre>\n\n\n\n<p>Para apagar a cache:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">rndc flush<\/pre>\n\n\n\n<p>Depois \u00e9 necess\u00e1rio recarregar o BIND:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">rndc reload<\/pre>\n\n\n\n<p>Ver mais em: <a href=\"https:\/\/linuxconfig.org\/how-to-view-and-clear-bind-dns-server-s-cache-on-linux\">How to view and clear Bind DNS server&#8217;s cache on Linux<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tenho tido problemas com o BIND. Penso que \u00e9 um problema de erros na cache, ou algo parecido. Quando tento aceder a um s\u00edtio a partir do nome, na rede interna, o browser diz que n\u00e3o consegue aceder ao s\u00edtio. Mas se eu aceder a partir das m\u00e1quinas perif\u00e9ricas &#8211; os gateways &#8211; acedo sem &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/slackware.pt\/?p=293\" class=\"more-link\">Continuar a ler <span class=\"screen-reader-text\">&#8220;BIND e cache&#8221;<\/span><\/a><\/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":[],"_links":{"self":[{"href":"http:\/\/slackware.pt\/index.php?rest_route=\/wp\/v2\/posts\/293"}],"collection":[{"href":"http:\/\/slackware.pt\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/slackware.pt\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/slackware.pt\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/slackware.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=293"}],"version-history":[{"count":2,"href":"http:\/\/slackware.pt\/index.php?rest_route=\/wp\/v2\/posts\/293\/revisions"}],"predecessor-version":[{"id":295,"href":"http:\/\/slackware.pt\/index.php?rest_route=\/wp\/v2\/posts\/293\/revisions\/295"}],"wp:attachment":[{"href":"http:\/\/slackware.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=293"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/slackware.pt\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=293"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/slackware.pt\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=293"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}