0
votes
1answer
35 views

Sendmail's MTA, MDA and SMTP 550 User Unknown forwarded to postmaster

I have two boxes running sendmail and configured as: MTA accepting connections from the outside world (mta.xyz.com) MDA accepting connections from internal network and storing them in user mailboxes ...
1
vote
3answers
1k views

Sendmail: Sender address rejected (Domain not found)

I'm running into problems with sending mail on our webserver. Some mails are sent and delivered without any problems (eg Gmail), while others are deferred with "Sender address rejected: Domain not ...
1
vote
1answer
62 views

Sendmail doesn't obey .forward files? [ ~root/.forward ]

I am seeing a strange behavior with sendmail, maybe I am missing something? First, sendmail doesn't understand the local machine's own hostname, despite it being in /etc/mail/local-host-names It ...
2
votes
2answers
421 views

Creating a mailbox for sendmail using adduser / mailboxes without system user accounts

I want to create some mailboxes for Sendmail and I am going to do it with the adduser system utility, so every mailbox will be a user in the system. How do I restrict the privileges of these accounts ...
8
votes
3answers
2k views

Linux- Is an MTA required?

My VPS image (Debian 6) comes pre-installed with sendmail as the MTA. I will use this server as a web server, and maybe other usages but not as a mail server. I want to remove as many unneeded ...
0
votes
2answers
2k views

Cannot send emails via sendmail and php mail() to certain domains [duplicate]

Possible Duplicate: Outgoing mail from linux not being delivered SOLUTION As someone marked this a a duplicate I cannot post the actual answer that worked for me and that can be found ...
0
votes
2answers
539 views

Sendmail configure masquerade domain

i'm really new to sendmail and i'm trying to configure it properly as my server mta. First of all i'm trying to accomplish some easy tasks as for example masquerade the domain name to show the one i ...
8
votes
2answers
11k views

Is Postfix the same thing as Sendmail?

I have postfix setup on my server so that I can send outgoing mail using the command-line: mail -s "Subject" address@example.com Is this using sendmail or postfix? Is "sendmail" just a software ...
-1
votes
1answer
731 views

Setup Email Server (sendmail + dovecot + squirrelmail)

I am in the process of setting up my very first email server. I can get everything up and running (thanks to apt-get). Manage to tie the users with system users. Now I am setting up virtual users ...
0
votes
2answers
856 views

Sendmail MTA, smarthost not working

I have configured Sendmail to work with a smarthost by adding the following line to the configuration define('SMART_HOST', 'smtp.ISP.TLD')dnl and after that I issued make -C /etc/mail The mail ...
0
votes
1answer
381 views

Can't send emails through sendmail, error occured

I have sendmail MTA and I use pear:Mail class to send mails through remote sendmail server. Everything was fine till yesterday. Probably nothing changes was made in configs. At maillog I can see: ...
2
votes
2answers
7k views

How to disable mail transport agent from starting up in Ubuntu?

I installed sendmail on ubuntu 9.04 on my laptop computer. My php mail() function still doesn't work from localhost, so I want to disable the auto start up of mail transport agent during system ...
7
votes
1answer
13k views

“My unqualified host name (foo.bar) unknown” Problem

When trying to start sendmail or send a mail using a wordpress plugin, this error shows up in the maillog: "My unqualified host name (foo.bar) unknown; sleeping for retry" After Googling the best ...