rcooper at dwford.com
Tue Dec 1 14:36:08 GMT 2009
From: mailscanner-bounces at lists.mailscanner.info
[mailto:mailscanner-bounces at lists.mailscanner.info] On Behalf Of Glenn
Steen Sent: Tuesday, December 01, 2009 8:36 AM To: MailScanner discussion
Subject: Re: rule patterns
> 2009/12/1 Ralph Bornefeld-Ettmann <ilikeuce at bornefeld-ettmann.de>:
>> Frank Cusack schrieb:
>>> OK this is definitely the last question! :)
>>> rules/README example patterns:
>>> *@sub.domain.com # Any user at 1 domain
>>> *@*.domain.com # Any user at any sub-domain of
>>> host:mail.example.com # Any hostname
>>> host:example.com # Any domain name
>>> host:mail*.example.com # Any hostname or domain name with
>>> Shouldn't the first host: example say "a single hostname"? And the 2nd
>>> say "a single domain name"? Likewise the 3rd example.
>>> Is *@domain.com equivalent to host:domain.com? It would seem so
>>> although since "host:" isn't really defined I'm not 100% sure it means
>>> the part after the "@" in the email address being tested. (only 99.9%
>>> But really what I wanted to get to is that bounce.rules has:
>>> #From: yourcustomer.com yes
>>> which doesn't match any of the example patterns in README. Is
>>> bounce.rules in error?
>> host means host - quite simple.
>> From: host:mail.example.com yes
>> reads like this :
>> If a mail comes from host mail.example.com (no matter what sender domain
>> is used) then hand over "yes" to the related variable.
>> From: mail.example.com yes
>> From: *@mail.example.com yes
>> read the same
>> If a mail comes from domain mail.example.com then hand over "yes"
>> From: *@example.com yes
>> this handles only mails from example.com, the mail.example.com domain
>> has to be handeled separately
>> From: *@*.example.com yes
>> and this handles mails from any subdomain of example.com but not
>> directly from example.com
>> From: *@*example.com yes
>> this handles mails from example.com and its subdomains but also from
>> anyexample.com, myexample.com, dumbexample.com ......
> ... And you shouldn't be using the easily spoofable things above, but
> rather use the IP address of your customers sending MTA!
> And really think hard and long if the bounce thing should be used at
> -- Glenn
Glenn, didn't you mean to say "Dear God in heaven never use a bounce thing"?
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