Re: [Exim] dnsdb lookup & cname's

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Szerző: Philip Hazel
Dátum:  
Címzett: David Saez
CC: exim-users
Tárgy: Re: [Exim] dnsdb lookup & cname's
On Mon, 28 Jul 2003, David Saez wrote:

> If a dnsdb lookup for a a txt records gives a cname in the answer, how
> is this treated by exim ? is the cname returned as the lookup value or
> it does fail and makes the value available when doing a cname lookup ?


Simplest thing to do is to test it, using the -be option. That's what
I'm about to do, because I can't remember the details.

...

Hmm. I don't have a CNAME for a TXT record available, but for an A
record, it follows the CNAME. I would expect it to do the same for a TXT
record. OK, just to be sure, I'll set one up...

...

Yes, it does.

If you explicitly lookup a CNAME record, you get the value of the CNAME.

--
Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.
Get the Exim 4 book:    http://www.uit.co.uk/exim-book