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Old 10-23-2003, 09:33 AM   #1
Registered: Oct 2003
Posts: 32

Rep: Reputation: 15
Lightbulb postfix with NAT ip .I can't receive mails

Help needed
Dear linux users , i have just migrated to linux i dont have much knowledge about linux . I need help on postfix-2.0.16-3 configuration.

1. I have a registered domain name. ( )

2. I have 2 PCs on my LAN both of them having their IP 's NAT differently

Lets say PC AA and PC BB

PC AA is hosting my domain ( ) {O/S windows 2000}
PC BB is hosting postfix ( ) {O/S redhat Linux 9.0}

3. PC AA has no A and MX records configured. only configured just
for my webpage.


i.e , , bind , MX ,A records etc.....

i have surffed the internet for docs related to this topic but all in vein

I can send mail to internet say
but i can't receive when i reply to that mail.

i can also send and receive mail only on LAN
alias_database = hash:/etc/postfix/aliases
alias_maps = hash:/etc/postfix/aliases
command_directory = /usr/sbin
config_directory = /etc/postfix
daemon_directory = /usr/libexec/postfix
debug_peer_level = 2
default_privs = nobody
inet_interfaces = all
local_destination_concurrency_limit = 2
local_recipient_maps = unixasswd.byname $alias_maps
mail_owner = postfix
mail_spool_directory = /var/spool/mail
mailbox_command = /usr/bin/procmail -a "$EXTENSION"
mailq_path = /usr/bin/mailq.postfix
manpage_directory = /usr/share/man
mydestination = $myhostname, localhost.$mydomain, $mydomain
mydomain =
myhostname =
mynetworks =,,
mynetworks_style = subnet
myorigin = $mydomain
newaliases_path = /usr/bin/newaliases.postfix
queue_directory = /var/spool/postfix
readme_directory = /etc/postfix/README_FILES
relay_domains = $mydestination
relay_recipient_maps = hash:/etc/postfix/relay_recipients
sample_directory = /etc/postfix/samples
sendmail_path = /usr/sbin/sendmail.postfix
setgid_group = postdrop
smtpd_banner = $myhostname ESMTP $mail_name ($mail_version)
unknown_local_recipient_reject_code = 450

Last edited by adengua; 10-23-2003 at 10:25 AM.


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