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3
votes
1answer
71 views

Avoiding non-existent domain point to my country's Network Information Center?

I have received an alerting email about the Mailqueue length from the Nagios: Additional Info: WARN - Mailqueue length is 18 (More than threshold: 10) In the mailq, I see some messages like this: ...
0
votes
0answers
141 views

(ubuntu 12.04 server 64 bit) dovecot used for smtp,but not enable

sorry ,my english is poor... ubuntu 12.04 server 64-bit dovecot 2.0.19 posftix 2.9.3 #ls /etc/dovecot/ conf.d dovecot.conf dovecot-db.conf.ext dovecot-dict-sql.conf.ext dovecot-ldap.conf.ext ...
0
votes
1answer
106 views

What is the exact meaning of “SASL authentication failure: incorrect digest response”

I followed Flurdy's how-to for setting up a mail server on ubuntu. I can receive mails and use squirrelmail to read and send emails. However, I can't send emails through my server using my email ...
2
votes
1answer
156 views

Can I use DenyHosts for a SMTP service

I would like to block some hosts that are brute forcing my SMTP server. I'm currently using DenyHosts for SSHD and was wondering if I can add the SMTP service too. It could be possible based on this ...
0
votes
0answers
107 views

Unable to send mail: connect to subsystem failed, permission denied

When sending mails from a PHP script using SwiftMailer and Swift_SendmailTransport, the execution hangs and mail.log shows the following entries: postfix/smtpd[14003]: warning: connect #1 to ...
0
votes
1answer
214 views

Postfix check_*_access class to simultaneously check sender AND recipient

We want to grant some specific servers of our network to send mails without authentification. I know that check_sender_access and check_recipient_access both can test sender (MAIL FROM) or recipient ...
1
vote
2answers
289 views

postfix rejects incoming mail / 450 error / hostname returns different ip

I'm trying to find why postfix rejected the incoming mail the line from mail.log is: NOQUEUE: reject: RCPT from unknown[xxx.xxx.xxx.1]: 450 4.7.1 Client host rejected: cannot find your hostname, ...
1
vote
1answer
261 views

Postfix mail size counting

If I'm right Postfix counts mail size with an attachment sent to multiple receivers as one big e-mail. Eg.: User sends mail with 8 MB attachment to two receivers. Postfix thinks it's 2 x 8 MB = 16 MB ...
1
vote
2answers
78 views

Postfix rejects mails if policyd is not reachable

I got a postfwd daemon running and it does a great job. smtpd_recipient_restrictions = [...] check_policy_service inet:192.168.10.7:10040 But if this server (192.168.10.7) isn't ...
1
vote
1answer
533 views

smtp authentication on postfix mail server with slackware linux 13.1

I am failing to authenticate to the mysql mail database using saslauthd (cyrus-sasl2.1.23) thru pam-mysql. Below are some of the commands execute as well as the configurations root@xxxx:/# ps aux | ...
0
votes
1answer
1k views

Postfix/SMTPD Relay Access Denied when sending outside the network

I asked a very similar question some 4 or 5 months ago, but haven't tracked down a suitable answer. I decided to post a new question so that I can ... a) Post updated info b) post my most current ...
1
vote
2answers
303 views

Lean & mean, basic SMTP server, for use over a single domain, no fwd'ing

Looking for recommendation for a light-weight, SMTP server, with basic capabilities (will be run on port#25, with authentication but clear-channel), and it's use shall be limited to a particular (or a ...
0
votes
1answer
627 views

postfix: smtpd configured to allow mail to/from local domain only?

I have an email server set up for our company's domain. We want to be able to receive our domain-based mail but we would like to be able to send email to ANY domain through the server as well. Using ...
1
vote
1answer
154 views

Postfix advanced relaying config/control

How do I make Postfix only accept outbound mail from $mynetworks if the from is *@mydomain(s) ? To be clear (and differentiate from similar questions I found) I want to make postfix such that users ...
0
votes
2answers
253 views

Godaddy virtual dedicated server smtpd load

I am having a problem with the average server load on my godaddy VDS getting as high as 50. The culprit is all the smtpd processes. If I kill postfix the server load will drop down to about 0.7. ...
1
vote
1answer
2k views

unable to open Berkeley db /etc/sasldb2: No such file or directory

In /var/log/mail.log I get such error message: Jul 25 01:33:11 ubuntu8 postfix/smtpd[10863]: warning: SASL authentication problem: unable to open Berkeley db /etc/sasldb2: No such file or directory ...