Problema Envio Dominio Externo con Postfix

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Hola a Todos..

Recurro a Ustds. para ver si me pueden dar una mano

Estoy Montando Un email server (Incursionando)

Distrubucion ubuntu server 7.04
Postfix 2.5.1 con Soporte mysql - para usuarios Virtuales

Inicialmente Cree 2 Usuarios (Para las pruebas)
admin@palmartextil.com.py
Paul@palmartextil.com.py

Router Trendnet TW100-S4W1CA Con Ip Publica

Con los Puertos 25 - 110 - 993 - 995 - 80
y redirecionados a mi servidor

Servidor : Servidor.palmartextil.com.py (192.168.1.7)
Tengo Montado Un Servidor DNS que es 192.168.1.2

El envio entre los Usuarior de mi dominio xxx@palmartextil.com.py funciona de maravilla
el embrollo comienza a la hora d queres enviar a dominios externos!!! sinergis.com.py o cualquire otro...

el error es
Falló RCPT TO : : Recipient address rejected: User unknown in virtual mailbox table

mi main.cf

smtpd_banner = $myhostname ESMTP $mail_name (Ubuntu)
biff = no
append_dot_mydomain = no
myhostname = servidor.palmartextil.com.py
local_recipient_maps = $alias_maps $virtual_mailbox_maps
mydomain = palmartextil.com.py
mydestination = palmartextil.com.py
home_mailbox = Maildir/
relayhost =
mynetworks = 127.0.0.0/8, 192.168.1.0/24
mailbox_size_limit = 0
recipient_delimiter = +
inet_interfaces = all
config_directory = /etc/postfix
daemon_directory = /usr/lib/postfix
debug_peer_level = 2
defer_transports =
disable_dns_lookups = no
disable_mime_output_conversion = no
inet_protocols = all
mailbox_command =
mail_owner = postfix
smtpd_sasl_auth_enable = yes
smtpd_sasl2_auth_enable = yes
smtpd_sasl_security_options = noanonymous
smtpd_sasl_local_domain =
broken_sasl_auth_clients = yes
smtpd_use_tls=yes
smtpd_tls_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem
smtpd_tls_key_file=/etc/ssl/private/ssl-cert-snakeoil.key
smtpd_tls_session_cache_database = btree:${queue_directory}/smtpd_scache
smtp_tls_session_cache_database = btree:${queue_directory}/smtp_scache
smtpd_helo_restrictions = permit_mynetworks, warn_if_reject reject_non_fqdn_hostname, reject_invalid_hostname, permit
smtpd_recipient_restrictions = permit_mynetworks,permit_sasl_authenticated,check_recipient_access mysql:/etc/postfix/mysql-recipient.cf,reject_unauth_destination,permit
smtpd_sender_restrictions = check_sender_access mysql:/etc/postfix/mysql-sender.cf
smtpd_client_restrictions = check_client_access mysql:/etc/postfix/mysql-client.cf
alias_maps = mysql:/etc/postfix/mysql-aliases.cf
relocated_maps = mysql:/etc/postfix/mysql-relocated.cf
transport_maps = mysql:/etc/postfix/mysql-transport.cf
virtual_transport = virtual
virtual_mailbox_domains = mysql:/etc/postfix/mysql-virtual-domains.cf
virtual_alias_maps = mysql:/etc/postfix/mysql-virtual-aliases.cf
virtual_mailbox_base = /usr/local/vmail
virtual_mailbox_maps = mysql:/etc/postfix/mysql-virtual-maps.cf
virtual_minimum_uid = 100
virtual_uid_maps = static:2005
virtual_gid_maps = static:2005
masquerade_domains = palmartextil.com.py
masquerade_exceptions = root
smtpd_helo_required = yes
disable_vrfy_command = yes
smtpd_data_restrictions = reject_unauth_pipelining
smtpd_etrn_restrictions = reject
delay_warning_time = 4h
unknown_local_recipient_reject_code = 450
maximal_queue_lifetime = 7d
smtp_helo_timeout = 60s
smtpd_recipient_limit = 16
mtpd_soft_error_limit = 3
smtpd_hard_error_limit = 12
strict_rfc821_envelopes = yes
disable_dns_lookups = no
notify_classes = resource, software
content_filter=smtp-amavis:[127.0.0.1]:10024
readme_directory = /usr/share/doc/postfix
html_directory = /usr/share/doc/postfix/html

y el Log es

May 18 00:10:55 servidor postfix/smtpd[16370]: disconnect from unknown[10.201.1.74]
May 18 00:14:15 servidor postfix/anvil[16373]: statistics: max connection rate 1/60s for (smtp:10.201.1.74) at May 18 00:10:55
May 18 00:14:15 servidor postfix/anvil[16373]: statistics: max connection count 1 for (smtp:10.201.1.74) at May 18 00:10:55
May 18 00:14:15 servidor postfix/anvil[16373]: statistics: max cache size 1 at May 18 00:10:55
May 18 00:23:20 servidor postfix/smtpd[16965]: connect from unknown[10.201.1.74]
May 18 00:23:20 servidor postfix/smtpd[16965]: lost connection after CONNECT from unknown[10.201.1.74]
May 18 00:23:20 servidor postfix/smtpd[16965]: disconnect from unknown[10.201.1.74]
May 18 00:24:21 servidor postfix/qmgr[15347]: 52A89135C5BD: from=, size=609, nrcpt=1 (queue active)
May 18 00:24:21 servidor postfix/qmgr[15347]: warning: connect to transport amavis: Connection refused
May 18 00:24:21 servidor postfix/qmgr[15347]: A884E170B3DE: from=, size=612, nrcpt=1 (queue active)
May 18 00:24:21 servidor postfix/qmgr[15347]: 48AB1135C5B7: from=, size=649, nrcpt=1 (queue active)
May 18 00:24:21 servidor postfix/qmgr[15347]: F4079135FDD1: from=, size=610, nrcpt=1 (queue active)
May 18 00:24:21 servidor postfix/error[17012]: 52A89135C5BD: to=, relay=none, delay=274783, delays=274783/0.01/0/0.02, dsn=4.3.0, status=deferred (mail transport unavailable)
May 18 00:24:21 servidor postfix/error[17013]: A884E170B3DE: to=, relay=none, delay=259475, delays=259475/0.01/0/0.02, dsn=4.3.0, status=deferred (mail transport unavailable)
May 18 00:24:21 servidor postfix/error[17015]: 48AB1135C5B7: to=, relay=none, delay=274863, delays=274863/0.02/0/0.09, dsn=4.3.0, status=deferred (mail transport unavailable)
May 18 00:24:21 servidor postfix/error[17017]: F4079135FDD1: to=, relay=none, delay=257263, delays=257262/0.03/0/0.24, dsn=4.3.0, status=deferred (mail transport unavailable)
May 18 00:24:54 servidor postfix/smtpd[16965]: connect from servidor.palmartextil.com.py[192.168.1.7]
May 18 00:24:54 servidor postfix/smtpd[16965]: lost connection after CONNECT from servidor.palmartextil.com.py[192.168.1.7]
May 18 00:24:54 servidor postfix/smtpd[16965]: disconnect from servidor.palmartextil.com.py[192.168.1.7]
May 18 00:28:14 servidor postfix/anvil[16966]: statistics: max connection rate 1/60s for (smtp:10.201.1.74) at May 18 00:23:20
May 18 00:28:14 servidor postfix/anvil[16966]: statistics: max connection count 1 for (smtp:10.201.1.74) at May 18 00:23:20
May 18 00:28:14 servidor postfix/anvil[16966]: statistics: max cache size 1 at May 18 00:23:20
May 18 00:28:24 servidor postfix/smtpd[17207]: connect from unknown[10.201.1.74]
May 18 00:28:24 servidor courierpop3login: LOGIN, user=paul@palmartextil.com.py, ip=[::ffff:10.201.1.74]
May 18 00:28:24 servidor courierpop3login: LOGOUT, user=paul@palmartextil.com.py, ip=[::ffff:10.201.1.74], top=0, retr=0, rcvd=24, sent=96, time=0
May 18 00:28:24 servidor postfix/trivial-rewrite[17214]: warning: do not list domain palmartextil.com.py in BOTH mydestination and virtual_mailbox_domains
May 18 00:28:24 servidor postfix/smtpd[17207]: NOQUEUE: reject: RCPT from unknown[10.201.1.74]: 550 5.1.1 : Recipient address rejected: User unknown in virtual mailbox table; from= to= proto=ESMTP helo=<[192.168.1.7]>

Disculpen lo extenso del tema.. muchas gracias!!!!!!!!

declarastes tus dns en el servidor

Imagen de juandarcy2000

con la ip publica tienes dominio registrados apuntando a tu dns ubuntu. veo solo conexiones privadas con eso no puedes comunicarte a los servidores externos ya que al preguntar quien eres tu dominio no existe y por eso no logran establecer sesion tu mta con los mta externos ademas ?tienes un dns server bien configurado?. es decir te falta mucha informacion para mostrar y recibir ayuda. dificilmente tendras una respuesta si no muestras los datos completos.

tengo la ip publica en el

tengo la ip publica en el router (200.3.xxx.xxx) puertos habilitados (25 - 110 - 993 - 995 - 80)
la configuracion de zona palmartextil.com,py de mi dns es

$TTL 864800
@ IN SOA servidor.palmartextil.com.py. paul.servidor.palmartextil.com.py. (
10 ;serial
360000 ;refresh every 100 hours
3600 ;retry
3600000 ;expire
3600 ;negative cache
)
@ IN NS servidor.palmartextil.com.py.
@ IN A 200.3.xxx.xxx
@ IN MX 1 servidor.palmartextil.com.py.
www IN A 200.3.xxx.xxx
mail IN A 200.3.xxx.xxx

mi dns server esta montado en 192.168.1.2
y el postfix corre en 192.168.1.7

tengo entendido que si el postfix corre detras del router tengo que enviar a travez del puerto smtp del router..
a nivel local todo funciona a la perfeccion el problema surje a la hora de envia a dominios externos...

en en transport tengo

palmartextil.com.py smtp:[200.3.xxx.xxx]

Problema de DNS

Imagen de isacnet

Mi estimado amigo ese dominio es inexistente servidor.palmartextil.com.py no se registra fuera en el mundo por tanto te sugiero pídele a tu ISP o a un administrador de DNS que regisgtre ese dominio asociado a la ip externa que dices poseer, hecho esto creo podras superar los inconvenientes.

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