Invalid sender

Gunnar Wrobel wrobel at pardus.de
Wed Apr 18 10:07:58 CEST 2007


André Karlsson <andre at solutrix.se> writes:

> Hello
>
> I am back with the problem of invalid sender, a problem that appears when
> you send mail from a kolab account to a kolab account using an
> unauthenticated smtp relay.
>
> The "correct" way of doing this should be to add the smtp relays to the list
> of privileged networks. 
>
> However this is not an option since I have a hard time predicting all the
> relays :O. And typing 0.0.0.0/0 sounds really stupid , since I dont really
> know who you define a privileged network, is that ONLY allowing all inbound
> mails from any domain to the server? Or is it something else to it.
>

Hi Andre,

if I understand it correctly you are trying to allow a SMTP server in
a dynamically connected network to relay emails over the Kolab
server. That won't be possible.

The Kolab server tries to provide a certain amount of security
concerning the identity of its users: If you are Kolab user
a at example.com the server will only allow you to send emails as this
person. If you would now allow just any SMTP relay to send mails over
the Kolab server you'd completely violate that concept.  Only if you
have a host with a fixed IP you can loosen the Kolab restriction by
adding this host to the priviledged networks.

Cheers,

Gunnar


-- 
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