Re: [Exim] Planning for Exim 4

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Autor: Yann Golanski
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A: Philip Hazel
CC: exim-users
Assumpte: Re: [Exim] Planning for Exim 4
On Thu, Jan 04, 2001 at 10:48:47AM +0000, Philip Hazel wrote:
> I have been giving some thought to the choice between the "ACL" and
> "AND/OR" syntax for checking incoming recipients. The following seem to
> me to be relevant to the choice:
>
> 1. Which will be easier for the beginner? (Experienced people will cope
> either way.)


ACLs are harder for beginners but will make the config more readable.
AND/OR will make it easier for biginners but will make some configs
horrible.

Don't really mind either way ;>

> 2. Is one easier to implement than the other? Would one be faster than
> the other?


Pass... But my gutts instincts tells me ACL.

> 3. Does one offer more or better facilities than the other?


Probably not.

> 4. Is there overwhelming user support for one or the other?


Not from me...

> So far, the support seems marginally in favour of ACL. These are my
> thoughts on the other questions:

[...]
> I always was worried that the AND/OR mechanism could get very
> complicated, and this is beginning to look very messy, IMHO (and we
> haven't included any RBL lists yet).


Yes it will... which might be a reason not to use it.

> My current feeling is that the "ACL" offers significant advantages.
> (Probably, it should be called a "recipient control list".)


No problems for me, but then again, I am hardly a beginner as well ;>

-- 
Dr Yann Golanski                                      Senior Developer
         Please use PGP: http://www.kierun.org/pgp/key-planet