OT: Multiple Outgoing IPs?

Doc Schneider doc at maddoc.net
Mon Apr 2 21:44:34 IST 2007


Jim Coates wrote:
> 
>> -----Original Message-----
>> From: mailscanner-bounces at lists.mailscanner.info 
>> [mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf 
>> Of Paul Kelly :: Blacknight
>> Sent: Monday, April 02, 2007 2:31 PM
>> To: MailScanner discussion
>> Subject: Re: OT: Multiple Outgoing IPs?
>>
>>
>> Jim Coates wrote:
>>> Hey gang...
>>>
>>> This is totally off-topic, but I know there are some very smart 
>>> individuals here who might have some ideas for me.
>>>
>>> The company I work for recently purchased another company (both 
>>> companies are very small).
>>>
>>> Because of how we track bonded sender info and such, I need to have 
>>> both domains (one for each company) sending outgoing mail 
>> on different 
>>> IPs.
>>>
>>> Ideally, I don't want to add another mail server and would 
>> like to be 
>>> able to take advantage of all the filtering and such that I have 
>>> enabled on the existing *nix based mail server.
>>>
>>> I've been told that it is not possible to set outgoing IPs in 
>>> SendMail, so I'm looking for suggestions of how I might be able to 
>>> make this work.
>>>
>> Could you explain a little bit more as to what you need? I'll ask a 
>> question or two so I can clarify what I think you want to do.
>>
>> You have an existing scanning machine where domain1.com 
>> lives, is that 
>> correct?
>>
>> You want domain2.com to have its inbound e-mail sent to this box and 
>> have it delivered onto another mailserver by IP address, is 
>> that correct?
>>
>> If you could answer that, I'll see what might work for you.
>>
>> Paul
>>
>>
> 
> 
> Paul,
> 
> Here is exactly what I need:
> 
> Domain one and domain two both already come inbound to the same box via
> unique DNS mail records that both point to the same IP.  SendMail is
> currently configured to accept both domains and route them to local users
> (which is exactly how I want it to work on that end).
> 
> I don't need to relay to another box, what I am looking to do is take mail
> originating from the mail server and send it outbound from a different IP.
> 
> For example, if I send an email to you as "jim at domain.one" it will come from
> one IP address.  If I send you an email as "jim at domain.two", I want it to
> come from a different IP address.
> 
> I have multiple public IPs available to my box, I just don't know if its
> possible to configure SendMail to always associate a particular outbound
> domain with one IP and another outbound domain with another IP.
> 
> Does that make sense?
> 
> What we are trying to do is separate out the email so that bonded sender
> information for one domain is not affected by the bounces and such from
> another domain.
> 
> Thanks,
> Jim
> 

Check out genericstable. I use it with sendmail to have different users
come from different domains.

Example:
user1   user1 at domain.one
user2    user2 at domain.two

As long as the domains are different IPs it should do what you're wanting.

-- 
-Doc
Lincoln, NE.
http://www.genealogyforyou.com/
http://www.cairnproductions.com/



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