Re: Qmail-- Exim

[Brian Longwe <blongwe at psg.com>]

I will send a complete resonse later whenthere is less congestion on Tlkom
Kenya's int'l links. right now reading/writing is an unbelievable pain.

Longwe

On Mon, 18 Jun 2001, Brian Candler wrote:

> On Mon, Jun 18, 2001 at 01:52:19AM -0700, Brian Longwe wrote:
> > the order in which mail is handled is as follows:
> > 
> > 1) first, incoming mail is checked against domains listed in the
> > 'mailertable'; matches are passed on, failures are rejected
> > 2) next addresses matching entries in the virtusertable are
> > delivered, addresses that miss are passed on, if the address had
> > nbi.ispkenya.com as the domin but the user is not listed in the
> > virtusertable, then the mail is rejected with a 'user unknown'
> 
> nbi.ispkenya.com is your own domain, is it not? But your example showed
> other domains on the left-hand side of both virtusertable and sendmail.db.
> 
> > 3) remaining addresses are matched against the sendmail.db, if there
> > is a match, the message is delivered, if not, the mail is rejected
> > with a 'user unknown'
> > 
> > In terms of organisation, the virtusertable has *only* entries with domain
> > as nbi.ispkenya.com.
> > 
> > the sendmail.db has entries for all other domains
> ...
> > for an entry in the sendmail.db to work it *must* have an entry in the
> > virtusertable (with the local domain nbi.ispkenya.com)
> 
> Bleurgh. Start again. Can you trace a single E-mail delivery through
> virtusertable and sendmail.db please?
> 
> > 'virtual Domains' are all done in the sendmail.db; this part  is not done
> > by the automated system. One of my sysadmins is notified by the operations
> > staff that a certain cusomter has subscribed for multiple 'domain-based'
> > emails, the list of local accounts (nbi.ispkenya.com) associated iwth the
> > customer is attached- the dmain name is also given. The sysadmin then
> > editss the sendmail.db and  and puts in the entries e.g.:
> > 
> > user1 at customerdomain.com			user1 
> > user2 at customerdomain.com			user2
> > 
> > the right hand side delivery will not work *unless* a corresponding entry
> > has been made in the virtusertable (because this is how accounts are
> > automatically put into the /etc/passwd)
> 
> Err, so it won't deliver to local mailbox 'user1' unless an entry has been
> put in virtusertable? So what format does that entry take?
> 
> user1:          user1  ?
> 
> Brian.
> 


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