{"id":1885,"date":"2019-09-18T14:22:27","date_gmt":"2019-09-18T20:22:27","guid":{"rendered":"https:\/\/ugit.siua.ac.cr\/?p=1885"},"modified":"2019-10-29T16:15:11","modified_gmt":"2019-10-29T22:15:11","slug":"postfix-configurar-correo-por-gmail","status":"publish","type":"post","link":"https:\/\/sada.services\/?p=1885","title":{"rendered":"Postfix: Configurar correo por GMAIL"},"content":{"rendered":"\n<ul class=\"wp-block-list\"><li>Instalamos dependencias<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">apt-get install openssl ssl-cert postfix mailutils openssl ssl-cert mailutils libsasl2-2 ca-certificates libsasl2-modules -y<\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Selecionamos \u00abSistema sat\u00e9lite\u00bb<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"909\" height=\"521\" src=\"\/wp-content\/uploads\/2019\/10\/Selecci\u00f3n_004.png\" alt=\"\" class=\"wp-image-2797\" srcset=\"https:\/\/sada.services\/wp-content\/uploads\/2019\/10\/Selecci\u00f3n_004.png 909w, https:\/\/sada.services\/wp-content\/uploads\/2019\/10\/Selecci\u00f3n_004-300x172.png 300w, https:\/\/sada.services\/wp-content\/uploads\/2019\/10\/Selecci\u00f3n_004-768x440.png 768w\" sizes=\"(max-width: 909px) 100vw, 909px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\"><li>Nombre del sistema de correo<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1010\" height=\"381\" src=\"\/wp-content\/uploads\/2019\/10\/Selecci\u00f3n_005.png\" alt=\"\" class=\"wp-image-2799\" srcset=\"https:\/\/sada.services\/wp-content\/uploads\/2019\/10\/Selecci\u00f3n_005.png 1010w, https:\/\/sada.services\/wp-content\/uploads\/2019\/10\/Selecci\u00f3n_005-300x113.png 300w, https:\/\/sada.services\/wp-content\/uploads\/2019\/10\/Selecci\u00f3n_005-768x290.png 768w\" sizes=\"(max-width: 1010px) 100vw, 1010px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\"><li>M\u00e1quina de reenv\u00edo SMTP<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1018\" height=\"367\" src=\"\/wp-content\/uploads\/2019\/10\/Selecci\u00f3n_006.png\" alt=\"\" class=\"wp-image-2801\" srcset=\"https:\/\/sada.services\/wp-content\/uploads\/2019\/10\/Selecci\u00f3n_006.png 1018w, https:\/\/sada.services\/wp-content\/uploads\/2019\/10\/Selecci\u00f3n_006-300x108.png 300w, https:\/\/sada.services\/wp-content\/uploads\/2019\/10\/Selecci\u00f3n_006-768x277.png 768w\" sizes=\"(max-width: 1018px) 100vw, 1018px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\"><li>Abrimos\u00a0el archivo:<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>nano \/etc\/postfix\/main.cf<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Eliminamos&nbsp;TODO y reemplazamos con:<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code># SMTP relayhost\nrelayhost = &#91;smtp.gmail.com]:587\n## TLS Settings\nsmtp_tls_loglevel = 1\nsmtp_tls_CAfile = \/etc\/postfix\/certs\/CAcert.pem\nsmtp_tls_cert_file = \/etc\/postfix\/certs\/mycert.pem\nsmtp_tls_key_file = \/etc\/postfix\/certs\/mykey.pem\nsmtp_use_tls = yes\nsmtpd_tls_CAfile = \/etc\/postfix\/certs\/CAcert.pem\nsmtpd_tls_cert_file = \/etc\/postfix\/certs\/mycert.pem\nsmtpd_tls_key_file = \/etc\/postfix\/certs\/mykey.pem\nsmtpd_tls_received_header = yes\nsmtpd_use_tls = yes\n# configuracao tls\nsmtp_use_tls = yes\nsmtp_sasl_auth_enable = yes\nsmtp_sasl_password_maps = hash:\/etc\/postfix\/sasl_passwd\nsmtp_sasl_security_options = noanonymous\nsmtp_sasl_tls_security_options = noanonymous\n# alias de mapeamento interno para externo\nsmtp_generic_maps = hash:\/etc\/postfix\/generic<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Agregamos el nombre del host<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>myhostname=zeus.siua.ac.cr<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Creamos el archivo:<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>nano \/etc\/postfix\/sasl_passwd<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>&nbsp;Agregamos:<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>[smtp.gmail.com]:587   interuniversitariadealajuela@gmail.com:contrase\u00f1a<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>&nbsp;Creamos el archivo de alias<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>nano \/etc\/postfix\/generic<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Agregamos<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>root@localhost.localdomain      interuniversitariadealajuela@gmail.com<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Cambiamos los permisos<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>chmod 600 \/etc\/postfix\/sasl_passwd\nchmod 600 \/etc\/postfix\/generic\npostmap \/etc\/postfix\/sasl_passwd\npostmap \/etc\/postfix\/generic<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Creamos los certificados<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>mkdir \/etc\/postfix\/certs\/\ncd \/etc\/postfix\/certs\/\nopenssl dsaparam -out dsaparam.pem 2048\nopenssl req -x509 -nodes -days 3650 -newkey dsa:dsaparam.pem -out mycert.pem -keyout mykey.pem<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>RESULTADO<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">Generating a 2048 bit DSA private key<br>writing new private key to 'mykey.pem'<br>-----<br>You are about to be asked to enter information that will be incorporated<br>into your certificate request.<br>What you are about to enter is what is called a Distinguished Name or a DN.<br>There are quite a few fields but you can leave some blank<br>For some fields there will be a default value,<br>If you enter '.', the field will be left blank.<br>-----<br>Country Name (2 letter code) [AU]:<strong>CR<\/strong><br>State or Province Name (full name) [Some-State]:<strong>Alajuela<\/strong><br>Locality Name (eg, city) []:Alajuela<br>Organization Name (eg, company) [Internet Widgits Pty Ltd]:<strong>SIUA<\/strong><br>Organizational Unit Name (eg, section) []:<strong>UGIT<\/strong><br>Common Name (e.g. server FQDN or YOUR name) []:<strong>UGIT<\/strong><br>Email Address []:<strong>interuniversitariadealajuela@gmail.com<\/strong><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Eliminamos la llave<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>rm dsaparam.pem<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Aplicamos<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>ln -s mycert.pem CAcert.pem\nopenssl req -x509 -new -days 3650 -key \/etc\/postfix\/certs\/mykey.pem -out \/etc\/postfix\/certs\/mycert.pem<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>RESULTADO:<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">You are about to be asked to enter information that will be incorporated<br>into your certificate request.<br>What you are about to enter is what is called a Distinguished Name or a DN.<br>There are quite a few fields but you can leave some blank<br>For some fields there will be a default value,<br>If you enter '.', the field will be left blank.<br>-----<br>Country Name (2 letter code) [AU]:<strong>CR<\/strong> <br>State or Province Name (full name) [Some-State]:<strong>Alajuela<\/strong><br>Locality Name (eg, city) []:<strong>Alajuela<\/strong><br>Organization Name (eg, company) [Internet Widgits Pty Ltd]:<strong>SIUA<\/strong><br>Organizational Unit Name (eg, section) []:<strong>UGIT<\/strong><br>Common Name (e.g. server FQDN or YOUR name) []:<strong>UGIT<\/strong><br>Email Address []:<strong>interuniversitariadealajuela@gmail.com<\/strong><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Reiniciamos a postfix<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>\/etc\/init.d\/postfix reload<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Probamos<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>echo \"contenido correo\" | mail -s \"asunto\" gustavo.matamoros@gmail.com<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Para deshabilitar la compatibilidad de versiones anteriores y eliminar el mensaje del log de postfix <strong>\u00abPostfix is running with backwards-compatible default settings\u00bb<\/strong><\/li><li>Abrimos el archivo<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>nano \/etc\/postfix\/main.cf<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>Agregamos:<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">compatibility_level=2<\/pre>\n\n\n\n<ul class=\"wp-block-list\"><li>&nbsp;Reiniciamos<\/li><\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>postfix reload<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Instalamos dependencias apt-get install openssl ssl-cert postfix mailutils openssl ssl-cert mailutils libsasl2-2 ca-certificates libsasl2-modules -y Selecionamos \u00abSistema sat\u00e9lite\u00bb Nombre del sistema de correo M\u00e1quina de reenv\u00edo SMTP Abrimos\u00a0el archivo: Eliminamos&nbsp;TODO y reemplazamos con: Agregamos el nombre del host Creamos el archivo: &nbsp;Agregamos: &nbsp;Creamos el archivo de alias Agregamos Cambiamos los permisos Creamos los certificados RESULTADO [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1886,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[141],"tags":[],"class_list":["post-1885","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-postfix"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"_links":{"self":[{"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/posts\/1885","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/sada.services\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1885"}],"version-history":[{"count":6,"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/posts\/1885\/revisions"}],"predecessor-version":[{"id":8472,"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/posts\/1885\/revisions\/8472"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sada.services\/index.php?rest_route=\/wp\/v2\/media\/1886"}],"wp:attachment":[{"href":"https:\/\/sada.services\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1885"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sada.services\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1885"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sada.services\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1885"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}