Re: Help w/Problem, clients server showing as an open relay

Zitat von Ralf Hildebrandt <Ralf.Hildebrandt@charite.de>:

> * lst_hoe01@kwsoft.de <lst_hoe01@kwsoft.de>:
>=20
> > > Line 1 smtpd_recipient_restrictions =3D
> > > Line 2 reject_non_fqdn_sender,
> > > Line 3 reject_non_fqdn_recipient,
> > > Line 4 reject_unknown_sender_domain,
> > > Line 5 check_sender_mx_access hash:/etc/postfix/mx_access,
> > > Line 6 permit_mynetworks,
> > > Line 7 check_client_access hash:/etc/postfix/access,
> >=20
> > This one is dangerous : What is in the /etc/postfix/access file? Ever=
y "OK"
> > can lead to open-relay...
>=20
> Why is it dangerous? It's no more dangerous than permit_mynetworks

It is typically used to list (random) IPs to relay. But if you insist, ye=
s you
can list the IPs in mynetworks too to make it a open relay.

(You and Patrick have "nut picking" day??)

Regards

Andreas