F20 - Unintended consequences of no default MTA - How best to fix
Robert Moskowitz
rgm at htt-consult.com
Mon Dec 30 19:31:18 UTC 2013
On 12/30/2013 02:20 PM, Chris Adams wrote:
> Once upon a time, Robert Moskowitz <rgm at htt-consult.com> said:
>> On 12/30/2013 01:34 PM, Kevin Fenzi wrote:
>>> On Mon, 30 Dec 2013 13:24:07 -0500
>>> Robert Moskowitz <rgm at htt-consult.com> wrote:
>>> If you want logwatch or have cron jobs with output you wish, feel free
>>> to install a MTA and configure it.
>> been there done that. Looking to follow the flow of no MTA. See if
>> it can be done.
> Well, as it has been said, mailx is not an MTA, and it takes an MTA to
> transfer mail (even locally, because it crosses privilege boundaries).
> In the "old days", /bin/mail was setuid and could directly write
> /var/mail, but there were security issues with that and it is no longer
> supported (it also caused confusion when you actually had a local MTA
> configured to smart-host to a remote server).
>
> If you want to handle mail in any fashion beyond using a client that
> sends/receives via network protocols (IMAP/POP3 and SMTP to a remote
> server, like mutt or Thunderbird), install an MTA. IIRC, at least
> Postfix and Sendmail will work for local mail handling (and not
> listening on the network) in a default install, so "yum install <your
> preferred MTA>" and you should be set.
>
Oh well. It was a thought. Postfix, here it comes.
But I will want to look more into something slimmer for a NAS that would
always send to a remote host.
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