On 6 Mar 2006, at 14:34, Tony Groves wrote:
> I'm up against a problem with Postfix in that I want to rewrite
> address headers in certain messages but I can't get it to do it the
> way I want.
>> An example would be a message sent to an address such as
> "1234567 at fax". I want to have the To header rewritten as
> "1234567<fax at domain.com>" (so that the fax number is preserved for
> the fax server to detect) and the message routed to
> "fax at domain.com". So, in main.cf I add the line:
> canonical_maps = /etc/postfix/canonical_maps
> and in canonical_maps:
> /^(\d+)@fax$/ $1<fax at domain.com>
> and reload Postfix. The result is that the message gets rerouted as
> intended, and a new X-Original-To header is added showing the
> original address, _but_ the To header ends up with just
> "fax at domain.com", losing the fax number.
>> Can any Postfix expert out there tell me how I can get this
> working, please?
I suggest you use fax+number at domain.com - that way you don't have to
worry about the address and comment parts of the To: line being
separated. If the domain.com mail receivers accept + as a delimiter
(as many do), fax+anything at domain.com will be treated the same as
fax at domain.com.
Hope this helps,
Colm Buckley / colm at tuatha.org / +353 87 2469146 / www.colm.buckley.name
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