problem with postfix rejecting email

[Bill Tangren]

> In your main.cf do you have either of the following enabled for
> smtpd_client_restrictions:
> reject_unknown_reverse_client_hostname
> reject_unknown_client_hostname


No. The only other "reject_unknown" I have is:

reject_unknown_recipient_domain under smtpd_recipient_restrictions.




>
>> I'm having a problem with postfix, version 2.2.10-1.1.el4. Because of
>> the
>> screwy firewall configuration here, some lcoal email comes in to my
>> email
>> server with no reverse DNS entry. I had been rejecting those, but now
>> that
>> some of our own email is coming in that way, I need to turn it off. I
>> thought I had been using reject_unknown_sender_domain to reject such
>> email, but when I comment it out, I'm still rejecting email with no
>> reverse DNS entry.
>>
>> My question: How do I turn this feature off?
>>
>> This is an example of a rejection in the log:
>>
>> Dec  4 10:49:47 aa postfix/smtpd[19280]: NOQUEUE: reject: RCPT from
>> unknown[x.x.x.x]: 450 Client host rejected: cannot find your hostname,
>> [x.x.x.x]; from=<emailaddy> to=<localuser> proto=ESMTP helo=<sender>
>>
>>
>>
>> --
>> Bill Tangren
>> U.S. Naval Observatory
>>
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-- 
Bill Tangren
U.S. Naval Observatory

Ad eundum quo nemo ante iit