> > smtpd_sender_restrictions =
> > check_policy_service 127.0.0.1:10031,
>
> we have policyd daemon. :(
thank you for replies
--
Selçuk YAZAR
Selcuk Yazar:
> On Fri, May 30, 2014 at 4:01 PM, Wietse Venema wrote:
>
> > postconf -n | grep sender
>
> postconf -n | grep sender
> smtpd_sender_restrictions =
> check_policy_service 127.0.0.1:10031,
The check_policy_service may reject a sender with "access denied",
including mail from
PM
To: Postfix users
Subject: Re: too many Sender address rejected error
Hi
our main.cf contains
smtpd_client_restrictions = check_client_access hash:/etc/postfix/client_rules
permit_mynetworks permit_sasl_authenticated reject_rbl_client bl.spamcop.net
reject_rbl_client zen.spamha
Selcuk Yazar:
> Hi
>
> our main.cf contains
> [lots of stuff]
> parameters. which parameter couse this ?
"sender access denied" may be caused by any of the rules
in the output from this command:
postconf -n | grep sender
Sorry, I am too lazy to get that from your main.cf dump
because the li
Hi
our main.cf contains
smtpd_client_restrictions = check_client_access
hash:/etc/postfix/client_rules permit_mynetworks permit_sasl_authenticated
reject_rbl_client bl.spamcop.net reject_rbl_client zen.spamhaus.org
reject_rbl_client cbl.abuseat.org
smtpd_sender_restrictions = check_policy_servic
Selcuk Yazar:
> i think from=<> is empty or unknown, also this messages comes from log 4-5
> times per second. we think some kind attack or mallware thing.
Bt's typical for backscatter spam from MTAs that accept-then-reject.
See http://www.postfix.org/BACKSCATTER_README.html
> but i'm not sure RC
Am 30.05.2014 13:51, schrieb Selcuk Yazar:
> i think from=<> is empty or unknown
you should not think, you should learn some basics
*before* setup public MTA's
<> is the NULL sender used for bounces, responders and sender verifyication
you *MUST* accept that sender by RFC
http://en.wikipedia.or
Hi,
i think from=<> is empty or unknown, also this messages comes from log 4-5
times per second. we think some kind attack or mallware thing.
but i'm not sure RCPT from
> xedge2.campus.tue.nl[131.155.6.117]
ip is real or not ? also the user in from part of log is a driver(no
offence), i 'm sure h
Selcuk Yazar:
> May 30 10:00:04 mail postfix/smtpd[6756]: NOQUEUE: reject: RCPT from
> xedge2.campus.tue.nl[131.155.6.117]: 450 4.7.1 <>: Sender address rejected:
> Access denied; from=<> to= proto=ESMTP helo=<
> XEDGE2.campus.tue.nl>
[three more examples rejecting mail from <>]
Why are you reject
