Re: [ossec-list] Level: 6 - Attempt to use mail server as relay (client host rejected).

[Eero Volotinen]

Your postfix is incorrectly configured.this is not related with ossec in
anyway.

Eero
2.11.2015 11.37 ap. "Hak Bun"  kirjoitti:

> Dear All,
>
> I have just installed Postfix, Dovecot, and Squirrelmail.
> When I test sending out through the web mail, my yahoo can receive the
> email.
>
> But I get an error "Recipient address rejected: Access denied" when telnet
> smtp to outside or local mail:
>
>
>
>
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>
> *telnet localhost smtpTrying 127.0.0.1...Connected to localhost.Escape
> character is '^]'.220 ossec.myossec.com  ESMTP
> Postfixehlo localhost250-ossec.myossec.com
> 250-PIPELINING250-SIZE
> 1024250-VRFY250-ETRN250-STARTTLS250-AUTH LOGIN PLAIN250-AUTH=LOGIN
> PLAIN250-ENHANCEDSTATUSCODES250-8BITMIME250 DSNmail from: hak250 2.1.0
> Okrcpt to: hak_...@yahoo.com 554 5.7.1
> >: Recipient address rejected: Access
> deniedrcpt to: long554 5.7.1 : Recipient address rejected: Access
> denied*
>
>
> And also get an error with configuration in OSSEC
>
>
> Error
> "
> *Level: *
> *6 - Attempt to use mail server as relay (client host rejected).*
> *Rule Id: *
>
> *3301  *
> *Location: *
>
> *localhost->/var/log/maillog *
> *Src IP: *
>
> *192.168.56.101 Nov 2 16:05:06 localhost postfix/smtpd[7815]: NOQUEUE:
> reject: RCPT from myossec.local[192.168.56.101]: 554 5.7.1
> >: Recipient address rejected:
> Access denied; from= to= > proto=SMTP helo= >*
>
> "
>
> Please help if you know
> Thanks
> Hak
>
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>
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Re: [ossec-list] Level: 6 - Attempt to use mail server as relay (client host rejected).

[dan (ddp)]

On Mon, Nov 2, 2015 at 4:37 AM, Hak Bun  wrote:
> Dear All,
>
> I have just installed Postfix, Dovecot, and Squirrelmail.
> When I test sending out through the web mail, my yahoo can receive the
> email.
>
> But I get an error "Recipient address rejected: Access denied" when telnet
> smtp to outside or local mail:
>
> telnet localhost smtp
> Trying 127.0.0.1...
> Connected to localhost.
> Escape character is '^]'.
> 220 ossec.myossec.com ESMTP Postfix
> ehlo localhost
> 250-ossec.myossec.com
> 250-PIPELINING
> 250-SIZE 1024
> 250-VRFY
> 250-ETRN
> 250-STARTTLS
> 250-AUTH LOGIN PLAIN
> 250-AUTH=LOGIN PLAIN
> 250-ENHANCEDSTATUSCODES
> 250-8BITMIME
> 250 DSN
> mail from: hak
> 250 2.1.0 Ok
> rcpt to: hak_...@yahoo.com
> 554 5.7.1 : Recipient address rejected: Access denied
> rcpt to: long
> 554 5.7.1 : Recipient address rejected: Access denied
>
>
> And also get an error with configuration in OSSEC
>
>
> Error
> "
> Level:
> 6 - Attempt to use mail server as relay (client host rejected).
> Rule Id:
> 3301
> Location:
> localhost->/var/log/maillog
> Src IP:
> 192.168.56.101
> Nov 2 16:05:06 localhost postfix/smtpd[7815]: NOQUEUE: reject: RCPT from
> myossec.local[192.168.56.101]: 554 5.7.1 : Recipient
> address rejected: Access denied; from=
> to= proto=SMTP helo=
>
> "
>

Postfix is denying the email. Perhaps it requires authentication
(which OSSEC does not support)?

> Please help if you know
> Thanks
> Hak
>
> --
>
> ---
> You received this message because you are subscribed to the Google Groups
> "ossec-list" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to ossec-list+unsubscr...@googlegroups.com.
> For more options, visit https://groups.google.com/d/optout.

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