Hi Tim,

the following should do the trick, if you are running a single email domain on your sendmail server

I'm assuming you're comfortable with managing sendmail via the M4 file - since it works differently than normal config files;


First of all ensure, that the root is not an "EXPOSED_USER", i.e. if you have a line like
EXPOSED_USER(`root')dnl


make sure it is commented out, like for example
dnl EXPOSED_USER(`root')dnl

and then you can force the sender domain for that server:

dnl # The following example makes mail from this host and any additional
dnl # specified domains appear to be sent from mydomain.com
dnl #
MASQUERADE_AS(`domain.com')dnl
dnl #
dnl # masquerade not just the headers, but the envelope as well
dnl #
FEATURE(masquerade_envelope)dnl
dnl #


HTH

...Niels







timmy wrote:

Single; theoretically none, though, I suppose. I'm not using the box to host anything, it's just a file server, but sendmail is running so I can get cron reports and such.

tim


On Fri, 19 Nov 2004 23:58:48 -0700, Niels Voll wrote:

>are you running a single domain or multiple domains on that sendmail server?
>...Niels
>
>
>timmy wrote:
>
>> Does anyone know how to change the envelope sender address in sendmail?
>>
>> i.e, when the system sends an email to root, or whoever is setup to
>> receive the system messages, the sender address is as such:
>>
>> [EMAIL PROTECTED]
>>
>> This causes a problem, as most of the time, 'host.domain.com' might
>> not be a valid dns host, so basic sendmail checking would bounce the
>> message back stating:
>>
>> <snip>
>>
>> Action: failed
>> Status: 5.1.8
>> Diagnostic-Code: SMTP; 553 5.1.8 <[EMAIL PROTECTED]>... Domain of
>> sender address [EMAIL PROTECTED] does not exist
>> Last-Attempt-Date: Fri, 19 Nov 2004 18:15:12 -0700
>>
>> </snip>
>>
>> I'd need the email to come from [EMAIL PROTECTED], or just take the easy
>> way out and add a dns record for 'host.domain.com'. I'd prefer the
>> former, as I don't have easy access to the dns configuration.
>>
>> TIA
>>
>> tim
>>
>>
>



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