Re: help with sendmail closing relay

[Les Mikesell <lesmikesell@xxxxxxxxx>]

Jerry Geis wrote:
> I have centos 4.8 i686. It has stock sendmail. see file below.
> 
> I am getting reports that it is an open relay. I have searched all 
> around and
> it seems like it should be closed. I have dnl for 
> accept_unresolvable_domains.
> 
> What can I do to close my sendmail.

Normally, relaying is controlled by the access file and should only permit your 
interal IP addresses.  Also, does your virtuser table have default denies for 
unknown users or does it forward somewhere?

-- 
   Les Mikesell
    lesmikesell@xxxxxxxxx
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