From: Clovis Tristao (clovisagr.unicamp.br)
Date: Mon Jun 18 2007 - 14:04:26 CDT

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Ralf Hildebrandt wrote:
> * Clovis Tristao <clovisagr.unicamp.br>:
>
>> Hello,
>>
>> Please help-me.
>>
>> This appearing these errors in log of Postfix,
>>
>> The Postfix program
>>
>> :Host or domain name not found. Name service error for
>> name=jrc.it type=A: Host found but no data record of requested type
>>
>> Detail: The email address exists and is functioning normally, when it
>> tried to order the message again goes without error.
>>
>
>
Hello Ralf,

Thanks for your reply.
> postconf -e "disable_dns_lookups = no"
>
But this is not the option default? See link:
http://www.postfix.org/postconf.5.html
> postfix reload
>
> Where's the log?
>
Jun 18 08:48:35 empresa postfix/smtp[6715]: 619A2C3D869:
to=<igor.savinjrc.it>, relay=none, delay=1268, status=bounced (Host or
domain name not found. Name service error for name=jrc.it type=A: Host
found but no data record of requested type)
Jun 18 08:54:04 empresa postfix/smtpd[5864]: warning:
144.130.88.217.sbl-xbl.spamhaus.org: RBL lookup error: Host or domain
name not found. Name service error for
name=144.130.88.217.sbl-xbl.spamhaus.org type=A: Host not found, try again
Jun 18 09:30:35 empresa postfix/smtp[11089]: 6BB67C3D8C2:
to=<tlapacheavinet.com.br>, relay=none, delay=0, status=bounced (Host
or domain name not found. Name service error for
name=boletim.avinet.com.br type=A: Host not found)
Jun 18 09:48:40 empresa postfix/smtpd[10275]: warning:
209.212.130.203.sbl-xbl.spamhaus.org: RBL lookup error: Host or domain
name not found. Name service error for
name=209.212.130.203.sbl-xbl.spamhaus.org type=A: Host not found, try again

> Where's the "postconf -n" output
# postconf -n
alias_database = hash:/etc/aliases
alias_maps = hash:/etc/aliases, hash:/etc/mailman/aliases
biff = no
broken_sasl_auth_clients = yes
command_directory = /usr/sbin
config_directory = /etc/postfix
content_filter = smtp-amavis:[127.0.0.1]:10024
daemon_directory = /usr/libexec/postfix
debug_peer_level = 2
disable_vrfy_command = yes
empty_address_recipient = MAILER-DAEMON
header_checks = regexp:/etc/postfix/header_checks
html_directory = no
inet_interfaces = $myhostname, localhost
local_recipient_maps = proxy:unix:passwd.byname $alias_maps
mail_owner = postfix
mailbox_size_limit = 100000000
mailq_path = /usr/bin/mailq.postfix
manpage_directory = /usr/share/man
masquerade_domains = !empresa2.dominio.br $mydomain
message_size_limit = 20000000
mydestination = $myhostname, $mydomain, localhost.$mydomain, localhost
mydomain = dominio.br
myhostname = empresa.dominio.br
mynetworks = X.X.X.0/24, X.X.X.0/24, X.X.X.0/24, X.X.X.0/24, 127.0.0.0/8
myorigin = $mydomain
newaliases_path = /usr/bin/newaliases.postfix
owner_request_special = no
queue_directory = /var/spool/postfix
queue_minfree = 120000000
readme_directory = /usr/share/doc/postfix-2.2.2/README_FILES
recipient_delimiter = +
relay_domains = $mydestination
sample_directory = /usr/share/doc/postfix-2.2.2/samples
sendmail_path = /usr/sbin/sendmail.postfix
setgid_group = postdrop
smtpd_banner = $myhostname ESMTP $mail_name
smtpd_data_restrictions = reject_unauth_pipelining, permit
smtpd_helo_required = yes
smtpd_recipient_restrictions = reject_non_fqdn_sender,
reject_non_fqdn_recipient, reject_unknown_sender_domain,
reject_unknown_recipient_domain, permit_mynetworks,
permit_sasl_authenticated, reject_unauth_destination,
reject_invalid_hostname, reject_non_fqdn_hostname,
reject_rbl_client sbl.spamhaus.org, reject_rbl_client
sbl-xbl.spamhaus.org, permit
smtpd_sasl_auth_enable = yes
smtpd_sasl_local_domain =
smtpd_sasl_security_options = noanonymous
unknown_local_recipient_reject_code = 550
virtual_alias_domains = empresa.dominio.br empresa3.dominio.br
virtual_alias_maps = hash:/etc/postfix/virtual

--
Clovis Tristao - UNICAMP/Faculdade de Engenharia Agricola
Administrador de Redes - Secao de Informatica (SINFO)
E-mail: clovisagr.unicamp.br http://www.feagri.unicamp.br
Fone(0xx19) 35211031-35211038 ou FAX(55xx19) 35211005/35211010

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