{"id":435,"date":"2012-03-28T23:35:58","date_gmt":"2012-03-28T21:35:58","guid":{"rendered":"http:\/\/diablo.craem.net\/wordpress\/?p=435"},"modified":"2012-03-28T23:35:58","modified_gmt":"2012-03-28T21:35:58","slug":"configurando-netflow-en-routers-cisco","status":"publish","type":"post","link":"https:\/\/diablo.craem.net\/?p=435","title":{"rendered":"Configurando netflow en routers cisco"},"content":{"rendered":"<p>Esta entrada es m\u00e1s bien un apunte.<br \/>\nNetflow, es un  protocolo dise\u00f1ado por Cisco, que es usado para recolectar informaci\u00f3n sobre el tr\u00e1fico IP que pasa por nuestro dispositivo; bastante \u00fatil para si tenemos nuestras sedes por vpn y queremos ver en detalle en qu\u00e9 nos gastamos el ancho de banda.<br \/>\nNo entraremos en detalle sobre los programas para recolectar, ya que hay varios, tanto para windows como linux y libres \/ comerciales.<br \/>\nPara empezar, entraremos en nuestro router y en el interfaz p\u00fablico o m\u00e1s cerca del recolector de netlow, ingresaremos los siguientes comandos&#8230;. (suponemos que el interfaz p\u00fablico es el FA0\/0).<br \/>\n<code><br \/>\nrouter#conf t<br \/>\nrouter(config)#interface fa0\/0<br \/>\nrouter(config-if)#ip route-cache flow<br \/>\n<\/code><br \/>\nAhora vamos a configurar el destino y versi\u00f3n:<br \/>\n<code><br \/>\nip flow-export source FastEthernet0\/0<br \/>\nip flow-export version 9<br \/>\nip flow-export destination ip.del.netflow.x 9996<br \/>\n<\/code><br \/>\nY ahora a recolectar y analizar el tr\u00e1fico.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Esta entrada es m\u00e1s bien un apunte. Netflow, es un protocolo dise\u00f1ado por Cisco, que es usado para recolectar informaci\u00f3n sobre el tr\u00e1fico IP que pasa por nuestro dispositivo; bastante \u00fatil para si tenemos nuestras sedes por vpn y queremos ver en detalle en qu\u00e9 nos gastamos el ancho de banda. No entraremos en detalle [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[41,87,121],"class_list":["post-435","post","type-post","status-publish","format-standard","hentry","category-cisco","tag-cisco","tag-ios","tag-netflow"],"_links":{"self":[{"href":"https:\/\/diablo.craem.net\/index.php?rest_route=\/wp\/v2\/posts\/435","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/diablo.craem.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/diablo.craem.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/diablo.craem.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/diablo.craem.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=435"}],"version-history":[{"count":0,"href":"https:\/\/diablo.craem.net\/index.php?rest_route=\/wp\/v2\/posts\/435\/revisions"}],"wp:attachment":[{"href":"https:\/\/diablo.craem.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=435"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/diablo.craem.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=435"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/diablo.craem.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=435"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}