[Ltb-users] Problem with sending link to reset

Clément OUDOT clement.oudot at savoirfairelinux.com
Thu Oct 5 07:44:24 CEST 2017

Le 03/10/2017 à 21:46, Christiano Liberato a écrit :
> Hi,

Hello Christiano,
> I already have the tool working with password change in AD.
> To reset the password via email, the system can send the link to my 
> company's mail server, to gmail and hotmail (who accept everything).
> But for other servers, the uploaded link does not arrive.
> What I understood was this: ltb only authenticates on my company's 
> mail server and sends the link through the server where it is 
> installed. And then the error that will occur is reverse DNS. And 
> that's exactly it, see:
> Oct  3 16:34:30 vm288 sm-mta[7030]: v92JpSLK001368: 
> to=<user at domain.com <mailto:user at domain.com>>, delay=23:43:02, 
> xdelay=00:00:00, mailer=esmtp, pri=12991167, relay=mx3.domain.com 
> <http://mx3.domain.com>. [200.xxx.xxx.xxx], dsn=4.7.1, stat=Deferred: 
> 450 4.7.1 Client host rejected: cannot find your hostname, 
> [201.xxx.xxx.xxx]
> Error 450 4.7.1 is reverse DNS.
> How to solve? Well, it would be the right tool not only to 
> authenticate to my company's mail server, but to send for it as well. 
> So the message would arrive because it has reverse set up.

Seems to be a problem with your mail settings or your mail server. SSP 
is using PHPMailer, so you need to look at its documentation: 

See also 

Clément OUDOT
Consultant en logiciels libres, Expert infrastructure et sécurité
Savoir-faire Linux
137 boulevard de Magenta - 75010 PARIS
Blog: http://sflx.ca/coudot

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