sendmail masquerading question

Christopher Chisholm christopher.chisholm at syamsoftware.com
Mon Sep 10 10:19:21 EDT 2007


Steven W. Orr wrote:
> I have a linux box "saturn" running sendmail which is the "hub" where the 
> MX record for my domain points.
>
> I have a box inside the house called "pluto" that sends all its mail to 
> saturn using SMART_HOST for delivery. All is good in the universe.
>
> When sending mail from pluto, I want the addresses that the message is 
> sent to, to be changed so that *any* address that is bound for syslang.net 
> does not get sent to pluto.syslang.net. All addresses on saturn are valid 
> on pluto, but I don't want any mail sent from pluto to not be sent through 
> saturn. (I do already have EXPOSED_USER(`root'))
>
> The MASQ stuff that I see seems to only affect the From address and not 
> the To or Cc etc addresses.
>
> Anyone know how to doo dees?
>
>   

Yep, there's your problem right there.  Most likely you set up your mail 
server BEFORE August 2006, when pluto was still considered a planet.  
The new standards mandate that pluto is now considered "dwarf planet", 
which everyone knows can't relay or send mail in any other fashion.  
Please get the latest sendmail package and recompile from source with 
the directive PLANET_MASQUERADE set to "Neptune".  This should resolve 
your issue.

-chris


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