[CentOS] Re: Installing Postfix/Dovecot

[Scott Silva]

on 3-27-2008 1:36 PM Giulio Troccoli spake the following:
> 
> 
> Scott Silva wrote:
>> on 3-27-2008 12:46 PM Giulio Troccoli spake the following:
>>>
>>>
>>> Scott Silva wrote:
>>>> on 3-27-2008 12:04 PM Giulio Troccoli spake the following:
>>>>> I have just installed CentOS 5.1 on my home server and I am trying 
>>>>> to set a mail server.
>>>>>
>>>>> I have diligently followed the instructions on the Wiki - How To on 
>>>>> the CentOS website (http://wiki.centos.org/HowTos/postfix). However 
>>>>> I cannot send internal email (I haven't yet tried externally).
>>>>>
>>>>> Do you have any suggestions on what to check? To test it I used two 
>>>>> normail user: giulio and federica. I logged in as federica and sent 
>>>>> an email to giulio with the mail programme. Is this correct (i.e. 
>>>>> using the mail programme)?
>>>>>
>>>>> There is one thing that I don't quite understand from the 
>>>>> instructions. In section 3.1 it's suggested to set
>>>>>
>>>>> mynetworks = 192.168.0.0/24, 127.0.0.0/8
>>>>>
>>>>> in the /etc/postfix/main.cf file. My home network however is 
>>>>> 192.168.69.0 and actually the IP assigned to any computers in the 
>>>>> networks start from 192.168.69.20. So I changed mynetworks to 
>>>>> 192.168.69.0/24 and also 192.168.69.19/30 (as my server IP address 
>>>>> is actully 192.168.69.25). I don't think this is the cause of my 
>>>>> problem anyway, because it didn't work even with the value 
>>>>> suggested by the Wiki page.
>>>>>
>>>> 192.168.69.0/24 should be the proper setting here. 192.168.69.19/30 
>>>> is not a proper network. Are you absolutely sure that you did every 
>>>> step in the howto?
>>>>
>>>> I used mail to send a test message and it worked fine ( after I read 
>>>> the man page -- I haven't used mail to send a message for 20 years 
>>>> or more!).
>>>>
>>>> There must be other errors in your postfix config.
>>>>
>>>> When you start postfix, does it throw any errors in the logs?
>>>>
>>>>
>>> The 192.168.69.19/30 was just a test after 192.168.0.0/24 and 
>>> 192.168.19.0/24 both failed (i.e. I could send an internal email). To 
>>> make clearer this is what I have in my main.cf file
>>>
>>> mynetworks = 192.168.69.0/24, 127.0.0.0/8
>>>
>>> Starting Postfix does not throw any errors.
>>>
>>> I can download emails using POP3 with postfix and davecot, can't I? I 
>>> don't have to use IMAP, right?
>>>
>> Dovecot is the server that provides POP3 and IMAP to the users. 
>> Postfix is the server that moves mail from place to place.
>>
>> so you logged in as federica and sent an email to giulio. Did you then 
>> log in as giulio and try to read the mail?
>>
> I did
>> I haven't used mail in so long I am not sure if it works with maildir. 
>> I think it reads from /var/spool/mail or /var/mail directly, but you 
>> have set postfix to deliver to Maildir stores. You can also install 
>> squirrelmail on the server and apache, and then just log in to 
>> http://yourserver/webmail and read mail that way. But you would also 
>> have to make sure dovecot is set up.
>>
> Actually both, as /etc/mail is a symlink to /etc/spool/mail. I wasn't 
> expecting to find my email there but I did expect to be able to use 
> Thunderbird to download my emails. So maybe there is something wrong 
> with Dovecot....
>> Have you thought of just using something like SME server (based on 
>> CentOS 4) as your server?
>> It does most of the work for you, and has a very user friendly admin 
>> system through web pages.
>>   
> Ok, so maybe I've take the wrong path. This is what I am trying to achieve.
> 
> I want a mail server, obviously, with the ability to use both POP3 and 
> IMAP. I usually download my emails on my laptop (and the other users, 
> like federica, on their PCs), but I want also to be able to install a 
> webmail (most likely squirrelmail). Finally I want to install majordomo 
> to manage some MLs.
> 
> 
> What do you suggest then?
Do you have any linux administration experience?
If not, I would still recommend smeserver http://www.smeserver.org

It has mailman under its contributed software which is miles ahead of 
majordomo and years more current. http://wiki.contribs.org/Main_Page


-- 
MailScanner is like deodorant...
You hope everybody uses it, and
you notice quickly if they don't!!!!

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