From owner-freebsd-security  Tue Jan 22  8: 4:14 2002
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From: "Thomas T. Veldhouse" <veldy@veldy.net>
To: "Asep Ruspeni" <asepruspeni@yahoo.com>,
	<freebsd-security@freebsd.org>
References: <20020122101115.P25912-100000@camelia.dnt.ro> <002701c1a328$9aac7fa0$2e020a0a@mti.itb.ac.id>
Subject: Re: relaying mail from DHCP clients
Date: Tue, 22 Jan 2002 10:02:20 -0600
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Are you running a DNS server that the destination server can use to do a
reverse lookup too?

Tom Veldhouse
veldy@veldy.net

----- Original Message -----
From: "Asep Ruspeni" <asepruspeni@yahoo.com>
To: <freebsd-security@freebsd.org>
Sent: Tuesday, January 22, 2002 3:38 AM
Subject: Re: relaying mail from DHCP clients


> > add an entry to /etc/mail/access containing the range off addresses you
> > want to relay for. then remake the access database and restart sendmail.
> >
> > for instance, if you want to relay for 192.168.0.0/24, you add an entry
> > like:
> >
> > 192.168.0
>
> thank you for your advice, i did have addedd entry
> /etc/mail/access
> and then rebuild the access db with
> makemap hash access < access
>
> but still i got error messages like this (when i started sending mail to
> some mail account at yahoo.com):
>
> The message could not be sent because one of the recipients was rejected
by
> the server. The rejected e-mail address was some-account@yahoo.com.
Subject
> 'test smtp', Account: 'my-domain', Server: 'my-domain', Protocol: SMTP,
> Server Response: '550 5.7.1 <some-account@yahoo.com>... Relaying denied.
IP
> name lookup failed [10.10.2.46]', Port: 25, Secure(SSL): No, Server Error:
> 550, Error Number: 0x800CCC79
>
> my range of IP address i want to relay : 10.10.2.1 - 10.10.2.254
>
> any further suggestions?
> asep.
>
>
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