On 11/11/2010 4:24 PM, John Hinton wrote:
I am new to Postfix. Sorry :(

This is a hosting server and I am having problems with only some users sending email and only from what appears to be certain ISPs. The one I'm working on at the moment is rr.com

First, I can set up an email account for this same user and send just fine. I am not on rr.com. It looks like maybe I'm having the same issue with myvzw.com.

You can see that I am also running amavisd-new. I do have a subscription to Spamhaus, but am not pulling in the PBL data.

From my logs, I get this (with only the actual domains changed to protect the innocent)

Nov 11 13:49:11 orion postfix/smtpd[7737]: NOQUEUE: reject: RCPT from rrcs-96-11-199-15.central.biz.rr.com[96.11.199.15]: 554 5.7.1 <[email protected]>: Relay access denied; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<PCName>


Relay access denied means it was rejected by reject_unauth_destination.
This means, by your configuration, it's not in sbl or xbl, it's not from within mynetworks and it is not sasl authenticated and was not destined for any domain not destined for your system.

If this a trusted client, they should be instructed to use SASL authentication.
If not, it is most likely a zombie PC spewing trash into the void.

Brian

I have checked that this IP address is not listed on any blacklist.

Here's my conf.

mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain
mydomain = orion.ew3d.com
myhostname = orion.ew3d.com
mynetworks = 64.203.174.0/24, 127.0.0.0/8

smtpd_client_restrictions = reject_rbl_client sbl.dnsbl, reject_rbl_client xbl.dnsbl smtpd_recipient_restrictions = permit_mynetworks,permit_sasl_authenticated,reject_unauth_destination

Thanks for any help!


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