How to check for existing mail accounts?
simon at kmun.gov.kw
Sun Mar 30 07:51:05 IST 2008
> Kevin Miller wrote:
>> Johnny Stork wrote:
>>> its sendmail
>>> Kevin Miller wrote:
>>>> Johnny Stork wrote:
>>>>> I have noticed a large increase in the amount of spam coming in to
>>>>> MS (latest) running on CentOS 5 and many are coming into
>>>>> non-existent email accounts. Is there a check that can be done for
>>>>> the existence of an account first, and then if non-existent, block
>>>>> even before any scanning is done, let alone processing through MS.
>>>>> Thanks for any suggestions that anyone can give
>>>> What MTA are you using? You can run recipeint verification on
>>>> sendmail via milters, and I'm sure Postfix has similar
>> Then see http://smfs.sourceforge.net/smf-sav.html
>> Note that this does both sender and recipient address verification. I
>> presume your gateway is forwarding on to another host where the
>> recipients actually reside. The milter uses ldap calls to get the
>> recipient data, so your internal email server will need to be able to do
>> that. Ours is Exchange, which does.
> Correction - smf-sav milter does not use ldap. It uses the call-ahead
> method, so ldap is not required (one of the reasons I chose it).
> Clarification - smf-sav milter is capable of doing both sender and
> recipient address verification. Sender verification can (and in many
> cases should) be disabled.
I jus read ur reply to the above post and did get a some qucik ideas.
I am using sendmail 8.13 and mailscanner + spamassassain + clamav
and also squirrelmail
can the above milters work with sendmail n mailscanner and will it be
useful in addtion to my confguration
apprecite your help and suggestion
Thanks and regards
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