[CentOS-es] Postfix no saca mis mails
Gerardo Barajas
gerardo.barajas en gmail.com
Lun Mayo 13 14:50:23 UTC 2013
El de Gmail.
Saludos.
Saludos/Regards
--
Ing. Gerardo Barajas Puente
2013/5/13 angel jauregui <darkdiabliyo en gmail.com>
> @Gerardo Barajas
> Pero si pongo como relay el smtp de Gmail, los correos que envie hacia
> cuentas de Gmail saldran con esa cuenta de "usuario:clave" o se utilizara
> todo el correo saliente por medio del SMTP de Gmail ?
>
> Saludos !
>
>
> El 13 de mayo de 2013 00:09, Gerardo Barajas <gerardo.barajas en gmail.com>escribió:
>
> Asi lo hacemos todos :P
>> Yo los mando por el 587 con Sasl y tls.
>>
>> Acá un ejemplo con google mail.
>>
>> http://rs20.mine.nu/w/2011/07/gmail-as-relay-host-in-postfix/
>>
>> http://mhawthorne.net/posts/postfix-configuring-gmail-as-relay.html
>>
>> Saludos!
>>
>>
>>
>> Saludos/Regards
>> --
>> Ing. Gerardo Barajas Puente
>>
>>
>>
>> 2013/5/12 angel jauregui <darkdiabliyo en gmail.com>
>>
>> > @Gerardo >> Si es Telmex !!!
>> >
>> > Y bueno si al parecer el puerto me lo cierra el ISP, ya que en mis
>> lineas
>> > de IPTABLES habilite el INPUT y OUTPUT en el 25, en el Router abri
>> tambien
>> > el 25. Y desde mi Servdor hacia los Proveedores de Correos, *no me les
>> > puedo conectar*....
>> >
>> > Estuve contemplando cambiar el 25 de mi Postfix, hacia otro (587 -
>> > submission), ya verifique conectando al 587 desde mi Servidor hacia los
>> > Proveedores de Correo, y si obtuve *resultados exitosos*.
>> >
>> > Creen que mis mails se enviaran correctamente si uso el 587 ?
>> >
>> > Saludos !
>> >
>> >
>> > El 12 de mayo de 2013 18:58, Gerardo Barajas
>> > <gerardo.barajas en gmail.com>escribió:
>> >
>> > > Porque si es telmex infinitum en mexico, el puerto. 25 está cerrado.
>> > > El 12/05/2013 18:57, "Gerardo Barajas" <gerardo.barajas en gmail.com>
>> > > escribió:
>> > >
>> > > > Tu proveedor es de Mexico?
>> > > > El 12/05/2013 08:19, "angel jauregui" <darkdiabliyo en gmail.com>
>> > escribió:
>> > > >
>> > > >> Obtengo unos resultados muy raros, nose si soy yo o mi ISP que me
>> esta
>> > > >> bloqueando algo...
>> > > >>
>> > > >> Miren, estoy en mi servidor y hago telnet:
>> > > >>
>> > > >> *# haciendo telnet a gmail por 25 (smtp)*
>> > > >> *shell_server# telnet smtp.gmail.com 25*
>> > > >> *Trying 173.194.64.108...*
>> > > >> *.... hay se queda para siempre....*
>> > > >> *
>> > > >> *
>> > > >> *# haciendo telnet a gmail por 993 (imaps)
>> > > >> *
>> > > >> *shell# telnet smtp.gmail.com 993*
>> > > >> *Trying 173.194.64.108...*
>> > > >> *Connected to smtp.gmail.com.*
>> > > >> *Escape character is '^]'.*
>> > > >> *.... obtuve respuesta :D ....*
>> > > >>
>> > > >> En conclusion desde mi servidor postfix no puedo hacer conexion al
>> 25,
>> > > >> pero
>> > > >> si al 993.
>> > > >> En mi firewall iptable del seridor tengo la regla:
>> > > >>
>> > > >> *iptables -A INPUT -p tcp -i eth0 --dport 25 -j ACCEPT # smtp
>> > > >> *
>> > > >> *iptables -A INPUT -p tcp -i eth0 --dport 993 -j ACCEPT # imaps*
>> > > >>
>> > > >> Y si hago une scaneo desde fuera (otra conexion) hacia mi servidir
>> > > >> postfix,
>> > > >> me resulta:
>> > > >>
>> > > >> *shell# nmap -sT -P0 -p 25,993 crver.net*
>> > > >> *25/tcp filtered smtp*
>> > > >> *993/tcp open imaps*
>> > > >>
>> > > >> Ya tambien verifique el ROUTER de mi servidor postfix y
>> efectivamente
>> > > >> tengo
>> > > >> abiertos los puertos del 25 y 993, y referenciados a la IP local
>> de mi
>> > > >> servidor postfix...
>> > > >>
>> > > >> Que sera ?
>> > > >>
>> > > >> Saludos !
>> > > >>
>> > > >>
>> > > >>
>> > > >> El 11 de mayo de 2013 11:21, angel jauregui <
>> darkdiabliyo en gmail.com
>> > > >> >escribió:
>> > > >>
>> > > >> > Y respecto a hacerle TELNET al puerto, pues como aparece
>> filtrado,
>> > al
>> > > >> > hacer TELNET desde fuera nunca contesta.... Desde dentro de la
>> red
>> > del
>> > > >> > servidor, todo va bien !
>> > > >> >
>> > > >> > Saludos !
>> > > >> >
>> > > >> >
>> > > >> > El 11 de mayo de 2013 11:20, angel jauregui <
>> darkdiabliyo en gmail.com
>> > > >> >escribió:
>> > > >> >
>> > > >> > Hola FERNANDO:
>> > > >> >>
>> > > >> >> Gracias por tus comentarios, en el servidor tengo abierto el
>> puerto
>> > > 25,
>> > > >> >> ya que en IPTables tengo:
>> > > >> >>
>> > > >> >> *iptables -A INPUT -i eth0 -p tcp --dport 25 -j ACCEPT*
>> > > >> >>
>> > > >> >> Y en el Router abri tambien el 25 y estableci la IP del servidor
>> > > >> >> (192.168.1.1).
>> > > >> >>
>> > > >> >> Pero al escanear el puerto desde fuera de la red local me
>> aparece
>> > el
>> > > 25
>> > > >> >> como filtrado:
>> > > >> >>
>> > > >> >> *shell# nmap -sT -P0 -p 25 crver.net*
>> > > >> >> *25/tcp filtered smtp*
>> > > >> >>
>> > > >> >> Antes de ir a preguntarle a mi ISP quiero confirmar si el
>> problema
>> > no
>> > > >> >> esta en mi configuracion de postfix o mi firewall.
>> > > >> >>
>> > > >> >> Cree que me falta alguna otra regla para el 25 ??? ya que la
>> regla
>> > > que
>> > > >> le
>> > > >> >> indique es la unica que tengo respecto al 25 (smtp).
>> > > >> >>
>> > > >> >> Saludos !
>> > > >> >>
>> > > >> >>
>> > > >> >>
>> > > >> >> 2013/5/10 Jose Fernández Rodríguez <jfernand2182 en hotmail.com>
>> > > >> >>
>> > > >> >>> Buen día
>> > > >> >>>
>> > > >> >>> El time out indica que establecer la conexión desde tu equipo
>> al
>> > > >> >>> servidor de google en los log a puerto de destino 25.
>> > > >> >>>
>> > > >> >>> Puede ser el firewall.
>> > > >> >>> Chequea que en la cadena output estes permitiendo el envio al
>> > puerto
>> > > >> de
>> > > >> >>> destino 25.
>> > > >> >>>
>> > > >> >>> La conexión establecida regresa con un puerto de origen 25. La
>> > regla
>> > > >> en
>> > > >> >>> input debe ser todo lo que ingrese desde la interfaz de
>> Internet
>> > con
>> > > >> >>> protocolo tcp y puerto de origen 25 Aceptalo.
>> > > >> >>>
>> > > >> >>> Recuerda que la conexión para enviar mensajes la hace tu
>> servidor
>> > > >> hacia
>> > > >> >>> el puerto 25 remoto y los paquetes de respuesta entran a tu
>> equipo
>> > > con
>> > > >> >>> puerto de origen 25.
>> > > >> >>>
>> > > >> >>> Puedes probar con un telnet al puerto 25. Si responde entonces
>> se
>> > > >> logro
>> > > >> >>> la conexión y la falla es otra.
>> > > >> >>>
>> > > >> >>> En ocasiones hay Proveedores de internet que bloquean el puerto
>> > 25.
>> > > >> >>> Asegurate de que este no sea tu caso, si es asi, puedes
>> preguntar
>> > a
>> > > tu
>> > > >> >>> proveedor si dispone de un servidor de relay.
>> > > >> >>>
>> > > >> >>> Espero que estas lineas te den ideas para resolver este
>> > > inconveniente.
>> > > >> >>>
>> > > >> >>> Saludos
>> > > >> >>>
>> > > >> >>> > Date: Fri, 10 May 2013 07:56:01 -0500
>> > > >> >>> > From: darkdiabliyo en gmail.com
>> > > >> >>> > To: centos-es en centos.org
>> > > >> >>> > Subject: [CentOS-es] Postfix no saca mis mails
>> > > >> >>> >
>> > > >> >>> > Buenas.
>> > > >> >>> >
>> > > >> >>> > Monte un CentOS 6 e instale Postfix+Dovecot+Saslauth, he
>> abierto
>> > > los
>> > > >> >>> > puertos tanto para conectar a los buzones como para el envio
>> de
>> > > >> >>> correos,
>> > > >> >>> > aqui un escaneo de como luce desde afuera:
>> > > >> >>> >
>> > > >> >>> > 21/tcp open ftp
>> > > >> >>> > 22/tcp open ssh
>> > > >> >>> > 53/tcp open domain
>> > > >> >>> > 80/tcp open http
>> > > >> >>> > 110/tcp open pop3
>> > > >> >>> > 143/tcp open imap
>> > > >> >>> > 993/tcp open imaps
>> > > >> >>> > 995/tcp open pop3s
>> > > >> >>> > 8080/tcp open http-proxy
>> > > >> >>> >
>> > > >> >>> > Tengo muchos abiertos porque mi servidor funje como router
>> > > tambien,
>> > > >> >>> para la
>> > > >> >>> > red interna mi servidor es un ProxyWeb, FTP, DNSMasq (dhcp),
>> > HTTP
>> > > >> (uso
>> > > >> >>> > Virtuales) y Correos.
>> > > >> >>> >
>> > > >> >>> > El puerto 25/smtp aparece como *filtrado*.
>> > > >> >>> >
>> > > >> >>> > Regla que uso para el 25 en iptables:
>> > > >> >>> > *iptables -A INPUT -i eth0 -p tcp --dport 25 -j ACCEPT #smtp*
>> > > >> >>> >
>> > > >> >>> > Cuando envio un correo recojo esto en el log:
>> > > >> >>> >
>> > > >> >>> > May 9 19:48:52 server postfix/pickup[24744]: 4AB933EE1:
>> uid=48
>> > > >> from=<
>> > > >> >>> > contacto en crver.net>
>> > > >> >>> > May 9 19:48:52 server postfix/cleanup[24855]: 4AB933EE1:
>> > > >> message-id=<
>> > > >> >>> > 20130510004852.4AB933EE1 en server.crver.net>
>> > > >> >>> > May 9 19:48:52 server postfix/qmgr[24745]: 4AB933EE1: from=<
>> > > >> >>> > contacto en crver.net>, size=804, nrcpt=1 (queue active)
>> > > >> >>> > May 9 19:49:22 server postfix/smtp[24857]: connect to
>> > > >> >>> > gmail-smtp-in.l.google.com[173.194.77.26]:25: Connection
>> timed
>> > > out
>> > > >> >>> > May 9 19:49:52 server postfix/smtp[24857]: connect to
>> > > >> >>> > alt1.gmail-smtp-in.l.google.com[74.125.130.26]:25:
>> Connection
>> > > timed
>> > > >> >>> out
>> > > >> >>> > May 9 19:50:22 server postfix/smtp[24857]: connect to
>> > > >> >>> > alt2.gmail-smtp-in.l.google.com[173.194.74.26]:25:
>> Connection
>> > > timed
>> > > >> >>> out
>> > > >> >>> > May 9 19:50:52 server postfix/smtp[24857]: connect to
>> > > >> >>> > alt3.gmail-smtp-in.l.google.com[173.194.73.26]:25:
>> Connection
>> > > timed
>> > > >> >>> out
>> > > >> >>> > May 9 19:51:22 server postfix/smtp[24857]: connect to
>> > > >> >>> > alt4.gmail-smtp-in.l.google.com[173.194.67.26]:25:
>> Connection
>> > > timed
>> > > >> >>> out
>> > > >> >>> > May 9 19:51:23 server postfix/smtp[24857]: 4AB933EE1: to=<
>> > > >> >>> > darkdiabliyo en gmail.com>, relay=none, delay=151,
>> > > >> >>> delays=0.13/0.07/151/0,
>> > > >> >>> > dsn=4.4.1, status=deferred (connect to
>> > > >> >>> > alt4.gmail-smtp-in.l.google.com[173.194.67.26]:25:
>> > > >> >>> > Connection timed out)
>> > > >> >>> >
>> > > >> >>> > No se si me falte configurar algo mas en el postfix, nose...
>> le
>> > > >> dejo mi
>> > > >> >>> > configuracion:
>> > > >> >>> >
>> > > >> >>> > *shell# postconf -n*
>> > > >> >>> > alias_database = hash:/etc/aliases
>> > > >> >>> > alias_maps = hash:/etc/aliases
>> > > >> >>> > broken_sasl_auth_clients = yes
>> > > >> >>> > command_directory = /usr/sbin
>> > > >> >>> > config_directory = /etc/postfix
>> > > >> >>> > daemon_directory = /usr/libexec/postfix
>> > > >> >>> > data_directory = /var/lib/postfix
>> > > >> >>> > debug_peer_level = 2
>> > > >> >>> > home_mailbox = Maildir/
>> > > >> >>> > html_directory = no
>> > > >> >>> > inet_interfaces = all
>> > > >> >>> > mail_owner = postfix
>> > > >> >>> > mailbox_command =
>> > > >> >>> > mailq_path = /usr/bin/mailq.postfix
>> > > >> >>> > manpage_directory = /usr/share/man
>> > > >> >>> > mydestination = $myhostname, $mydomain, localhost.$mydomain,
>> > > >> localhost,
>> > > >> >>> > /etc/postfix/dominios.cf
>> > > >> >>> > mydomain = crver.net
>> > > >> >>> > myhostname = server.crver.net
>> > > >> >>> > mynetworks = 127.0.0.0/8
>> > > >> >>> > newaliases_path = /usr/bin/newaliases.postfix
>> > > >> >>> > queue_directory = /var/spool/postfix
>> > > >> >>> > readme_directory = /usr/share/doc/postfix-2.6.6/README_FILES
>> > > >> >>> > relay_domains = #mydestination
>> > > >> >>> > sample_directory = /usr/share/doc/postfix-2.6.6/samples
>> > > >> >>> > sendmail_path = /usr/sbin/sendmail.postfix
>> > > >> >>> > setgid_group = postdrop
>> > > >> >>> > smtp_connect_timeout = 0
>> > > >> >>> > smtp_tls_note_starttls_offer = yes
>> > > >> >>> > smtp_use_tls = yes
>> > > >> >>> > smtpd_banner = $myhostname ESMTP
>> > > >> >>> > smtpd_error_sleep_time = 0
>> > > >> >>> > smtpd_helo_required = yes
>> > > >> >>> > smtpd_recipient_restrictions =
>> > > >> >>> >
>> > > >>
>> permit_sasl_authenticated,permit_mynetworks,reject_unauth_destination
>> > > >> >>> > smtpd_sasl_auth_enable = yes
>> > > >> >>> > smtpd_sasl_authenticated_header = yes
>> > > >> >>> > smtpd_sasl_local_domain =
>> > > >> >>> > smtpd_sasl_security_options = noanonymous
>> > > >> >>> > smtpd_tls_CAfile = /etc/postfix/ssl/cacert.pem
>> > > >> >>> > smtpd_tls_auth_only = no
>> > > >> >>> > smtpd_tls_cert_file = /etc/postfix/ssl/smtpd.crt
>> > > >> >>> > smtpd_tls_key_file = /etc/postfix/ssl/smtpd.key
>> > > >> >>> > smtpd_tls_loglevel = 1
>> > > >> >>> > smtpd_tls_received_header = yes
>> > > >> >>> > smtpd_tls_security_level = may
>> > > >> >>> > smtpd_tls_session_cache_timeout = 3600s
>> > > >> >>> > smtpd_use_tls = yes
>> > > >> >>> > strict_rfc821_envelopes = yes
>> > > >> >>> > tls_random_source = dev:/dev/urandom
>> > > >> >>> > unknown_local_recipient_reject_code = 550
>> > > >> >>> >
>> > > >> >>> > Saludos !
>> > > >> >>> > --
>> > > >> >>> > M.S.I. Angel Haniel Cantu Jauregui.
>> > > >> >>> >
>> > > >> >>> > Celular: (011-52-1)-899-871-17-22
>> > > >> >>> > E-Mail: angel.cantu en sie-group.net
>> > > >> >>> > Web: http://www.sie-group.net/
>> > > >> >>> > Cd. Reynosa Tamaulipas.
>> > > >> >>> > _______________________________________________
>> > > >> >>> > CentOS-es mailing list
>> > > >> >>> > CentOS-es en centos.org
>> > > >> >>> > http://lists.centos.org/mailman/listinfo/centos-es
>> > > >> >>>
>> > > >> >>> _______________________________________________
>> > > >> >>> CentOS-es mailing list
>> > > >> >>> CentOS-es en centos.org
>> > > >> >>> http://lists.centos.org/mailman/listinfo/centos-es
>> > > >> >>>
>> > > >> >>
>> > > >> >>
>> > > >> >>
>> > > >> >> --
>> > > >> >> M.S.I. Angel Haniel Cantu Jauregui.
>> > > >> >>
>> > > >> >> Celular: (011-52-1)-899-871-17-22
>> > > >> >> E-Mail: angel.cantu en sie-group.net
>> > > >> >> Web: http://www.sie-group.net/
>> > > >> >> Cd. Reynosa Tamaulipas.
>> > > >> >>
>> > > >> >
>> > > >> >
>> > > >> >
>> > > >> > --
>> > > >> > M.S.I. Angel Haniel Cantu Jauregui.
>> > > >> >
>> > > >> > Celular: (011-52-1)-899-871-17-22
>> > > >> > E-Mail: angel.cantu en sie-group.net
>> > > >> > Web: http://www.sie-group.net/
>> > > >> > Cd. Reynosa Tamaulipas.
>> > > >> >
>> > > >>
>> > > >>
>> > > >>
>> > > >> --
>> > > >> M.S.I. Angel Haniel Cantu Jauregui.
>> > > >>
>> > > >> Celular: (011-52-1)-899-871-17-22
>> > > >> E-Mail: angel.cantu en sie-group.net
>> > > >> Web: http://www.sie-group.net/
>> > > >> Cd. Reynosa Tamaulipas.
>> > > >> _______________________________________________
>> > > >> CentOS-es mailing list
>> > > >> CentOS-es en centos.org
>> > > >> http://lists.centos.org/mailman/listinfo/centos-es
>> > > >>
>> > > >
>> > > _______________________________________________
>> > > CentOS-es mailing list
>> > > CentOS-es en centos.org
>> > > http://lists.centos.org/mailman/listinfo/centos-es
>> > >
>> >
>> >
>> >
>> > --
>> > M.S.I. Angel Haniel Cantu Jauregui.
>> >
>> > Celular: (011-52-1)-899-871-17-22
>> > E-Mail: angel.cantu en sie-group.net
>> > Web: http://www.sie-group.net/
>> > Cd. Reynosa Tamaulipas.
>> > _______________________________________________
>> > CentOS-es mailing list
>> > CentOS-es en centos.org
>> > http://lists.centos.org/mailman/listinfo/centos-es
>> >
>> _______________________________________________
>> CentOS-es mailing list
>> CentOS-es en centos.org
>> http://lists.centos.org/mailman/listinfo/centos-es
>>
>
>
>
> --
> M.S.I. Angel Haniel Cantu Jauregui.
>
> Celular: (011-52-1)-899-871-17-22
> E-Mail: angel.cantu en sie-group.net
> Web: http://www.sie-group.net/
> Cd. Reynosa Tamaulipas.
>
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