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Re: Postfix Remote Client Relay

On 01/02/02, Gene Grimm wrote:
> We are trying to configure our new Postfix mail server to allow relay for a
> new remote client. Our configuration file currently includes the following
> directive in main.cf:

> smtpd_client_restrictions = permit_mynetworks,
>         check_client_access hash:/etc/postfix/client_access,
>         reject_unknown_client

Please show the content of the file /etc/postfix/client_access.

> Feb  1 10:17:23 mail-gr-oh postfix/smtpd[19051]: connect from
> unknown[]
> Feb  1 10:17:23 mail-gr-oh postfix/smtpd[19051]: 87555337E2:
> client=unknown[]
> Feb  1 10:17:23 mail-gr-oh postfix/smtpd[19051]: reject: RCPT from
> unknown[]: 554 <gag@networksonline.com>: Recipient address
> rejected: Relay access denied; from=<allison@caaofcc.org>
> to=<gag@networksonline.com>

> What configuration do we need to permit a specific external IP address to
> relay from outside our network to any recipients without opening the server
> for spammers?

Is this a dynamically or a statical IP? In case of a statical one, you
can use a map with check_client_access or mynetworks. In case a of a
dynamical one, you would need to either use SMTP-after-POP or SMTP-Auth.

           Debian Developer (http://www.debian.org)
1024/26CC7853 31E6 A8CA 68FC 284F 7D16  63EC A9E6 67FF 26CC 7853

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