Querying other SMTP server for valid addresses?

[Steve Swaney]

> -----Original Message-----
> From: MailScanner mailing list [mailto:MAILSCANNER at JISCMAIL.AC.UK] On
> Behalf Of Spicer, Kevin (MBLEA it)
> Sent: Friday, November 19, 2004 10:28 AM
> To: MAILSCANNER at JISCMAIL.AC.UK
> Subject: Re: Querying other SMTP server for valid addresses?
>
> From: Steve Swaney [mailto:Steve.Swaney at FSL.COM]
>
> I know that Exchange 2003 can be reconfigured to accept email only for
> valid recipients
> and not to issue NDRs. I seem to remember there is a MS Knowledgebase
>
> article on how to
> re-configure Exchange 2003 to behave a bit more sensibly. Obviously for
> milter-ahead to
> work, the back end mail hub has to reject email for invalid users.
> I think I posted a link a while ago, should be in the archives (search
> for exchange 2003 ?)

Couldn't find it in the Archives but I was able to find it here:

http://weblogs.asp.net/dlemson/archive/2003/10/17/52019.aspx


>
> >I don't know if Exchange 2000 or 5.5 can be configured to reject mail
> for invalid users.
> >Again if anyone has any tips or suggestions for configuring 2000 or
> 5.5, please let me know.
>
>
> As far as I have been albe to ascertain it can't, hence the LDAP routing

This is what I was afraid of and the information in the like above seems to
prove this is true. Looks like LDAP is the only option for Exchange 5.5 and
2000

Steve

Steve Swaney
President
Fortress Systems Ltd.
www.fsl.com
steve.swaney at fsl.com


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