[Exim] Re: PLEASE oH pRettTy pulEEEZE help me

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Autor: Dan Kappus
Fecha:  
A: exim-users
Asunto: [Exim] Re: PLEASE oH pRettTy pulEEEZE help me
> Please Help Me out .I am new to the World of exim /UNIX/Linux
>

And bless your soul (and your shift key as well.)
> Our companys mail set up is as follows .
> Our enterprise is a multilocation multi divisional setup spread across
> various parts in india.
> All the employees in the enterprise are using ccmail so the inter ofice
> mails are exchanged thro ccmail.where all the divisions and branches have

Bless their hearts. "I pity the fool" --mr. T
> ccmail servers which exchange mails thro a central mail server .For the
> users who are moving around frequently another mailing system is devised
> which is provided thro netscapemail server.all the ccmail and netscape mail
> users use one commain domail to relay the mails .the ccmail gateway is
> mapped to the netscape mail servers domain and all the mails to be sent
> outside are also sent thro' it.
> Since we donot want to upgrade our netscape mail server to the latest verson
> 4.0 we use (ver 2.0) we would like to cofigure exim as our MTA.Due to
> security reasons.
> Is it possible to do such a change.

Yes.
> How difficult it would be to bring about such a change without causing a
> significant down time .(we have approx 4500 mail users in all)
> Is it possible to configure such a thing on linux.


Easy enough. Get and install Debian GNU/Linux from http://www.debian.org.

A reasonable version of Exim is installed by default. Twiddle with
/etc/exim.conf (read the documentation first!).

Put the box up on the network. Test to see how it routes and directs mail,
and then set its MX record lower than that of the machine you're replacing.
When you feel that the new machine is doing its job correctly, just shut down
the other one and elimintate the MX records for it.

If you want it to be a mail hub and send to all the different cc mail and
exchange boxen, it might be desireable to know where the different users are.
You will, of course, need to know their hostnames at the very least. If you
expect people to write your users as foo@??? when the associated
mailstore is actually m$exchageserver.yourdomain.com.id, you will _have_ to know
where to find your users-- perhaps a database is what you need, hopefully _not_
/etc/aliases.

On a side note, ldap would be a good way to integrate the mail hub and get
rid of the proprietary systems alltogether, though that would take a while.

> Do all the users of netscape have to be transferred to exim .If so what
> about the mail data.How long would it take to configure .Our consultant says
> 10 days (is it that easy .)
> Would we able to transfer all the netscape users on exim without any changes
> in their configuration setup.


I don't know netscape messaging server, really. I think you may be talking about
two different things. Exim does not act as a POP or IMAP server; it just transfers
mail like a traditional MTA.

> Can ay one briefly explain me or suggest me some solution or some site which
> is giving detailed info
> Ps: note I am new to unix /linux answer considering I am a new member
> joining the unix /linux group still learning it .
> Can any one explain me does exim 3.16 have anti spamming facility Ie
> blocking the spammer s mails auto matically.?????

Quite. Again, read the documentation.
> PLEASE HELP ME OUT
> DO TELL ME THE APPROX TIME FRAME THAT THIS CHANGE CAN BE BROUGHT ABOUT >>

Hmmm. Actually, one peice of advice that has really kept me above water
starting out as an admin has been that things take time & that patience is
not just a virtue, but mandatory. Spend a week reading the Exim spec, then
another week learning how to install Debian. It will save you time in the long
run. Whatever you do, don't panic, and don't write messages to mailing lists
or Usenet newsgroups IN ALL CAPITAL LETTERS.
> Hoping for some reply ..
> Regards
> Manral Neeraj .


Hugs & Kisses,

Dan Kappus