[OT] Remote User's SMTP relay authorization

[James A. Pattie]

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John Gibson wrote:
| Hi, all.
|
| I am trying to install Cyrus and Postfix to do three things.
|
| 1. Local IMAP
| 2. Remote/Roaming POP
| 3. Regular Mail transport.
|
| I am using the Berkeley DB support within Cyrus to have simple
| plain-text authentication after TLS is started to encrypt the sending
| channel.  This is simple and is great for my small user community.
|
| I have a sales team which needs to be able to use a SMTP relay while "on
| the road".  There is a " TLS
| <http://www.aet.TU-Cottbus.DE/personen/jaenicke/postfix_tls/> patch by
| Lutz Jaenicke." to Postfix which seems like it might be a good solution.
| The nice thing there is that by using CA user authentication, the *user*
| is identified before SMTP relays are allowed.  However, the number of
| mail clients that can actually do this seem very limited (netscape,
| mozilla ?).

This is the OT part. :)

|
| I would appreciate any recommendations or success stories which utilize
| Cyrus IMAP as the standalone mail server and also ways to allow SMTP
| relaying to *only* our valid, authenticated users.
|

I do this but I use sendmail 8.12.11+ since 8.12 has TLS and SMTP AUTH, etc.
built-in without any 3rd party patches.  Haven't had any issues sofar.

- --
James A. Pattie
james at pcxperience.com

Linux -- SysAdmin / Programmer
Xperience, Inc.
http://www.pcxperience.com/
http://www.xperienceinc.com/
http://www.pcxperience.org/

GPG Key Available at http://www.pcxperience.com/gpgkeys/james.html
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