On mail principles
xfb52 at dial.pipex.com
Thu Jun 8 14:56:29 UTC 2006
a at zeos.net wrote:
>On Wed, Jun 07, 2006 at 05:43:23PM -0400, Charles Swiger wrote:
>>On Jun 7, 2006, at 1:20 PM, a at zeos.net wrote:
>>>But this way is bad for local purposes: my MTA's diagnostic messages are sent
>>>trough internet or lost at all, e. g. when my ADSL is in down.
>>>(Moreover, my letters sent to other local users have non-local "envelope from"
>>>address. Then local mail begin to go through external MTA.)
>>>What to do in such a situation?
>>See the sendmail documentation  on MASQUERADE_AS().
>>: /usr/share/sendmail/cf/README, or check the FAQ from www.sendmail.org...
>That is not a proper feature because of different local users can use world
>mail addresses with different hostnames. But masquerading is good only for
I believe newer postfixes have support for "masquerading" different
local users with different external addresses when sending mail
externally. Haven't tried it: just noted the feature in some email
somewhere for future evaluation, so take with the usual pinch of salt.
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