http:\/\/support.microsoft.com\/?scid=kb%3Ben-us%3B910272&x=13&y=17<\/a><\/p>\nVamos, que si tienes en el dominio un registro SPF de este estilo:<\/p>\n
v=spf1 ip4:10.0.63.0\/18 -all<\/p>\n
un Exchange 2003 SP2 te lo va a echar para atr\u00e1s con el error arriba indicado.<\/p>\n
Este bug<\/em> parece ser de Octubre de 2007, lo que muestra la existencia de servidores sin actualizaciones de por lo menos hace un a\u00f1o (nada que nadie no sepa, por otra parte). Aunque cierto es que lo siguiente:<\/p>\nA supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.<\/em><\/p>\nNo es que de mucha confianza…<\/p>\n","protected":false},"excerpt":{"rendered":"
Varios clientes se nos quejaban de que recib\u00edan mensajes de rechazo de sus correos enviados a ciertos destinos. El mensaje devuelto era el siguiente: Remote host said: 550 5.7.1 Sender ID (PRA) Not Permitted Sender ID est\u00e1 claro lo que … Sigue leyendo →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[35,34,33,32],"yoast_head":"\nArrastrando fallos de Exchange 2003 con SPF - www.alvaromarin.com<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/www.alvaromarin.com\/2008\/09\/19\/arrastrando-fallos-de-exchange-2003-con-spf\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Arrastrando fallos de Exchange 2003 con SPF - www.alvaromarin.com\" \/>\n<meta property=\"og:description\" content=\"Varios clientes se nos quejaban de que recib\u00edan mensajes de rechazo de sus correos enviados a ciertos destinos. 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