Thank you very much for the reply :) I try with that.

2013/6/27 Stan Hoeppner <stan@hardwarefreak.com>

On 6/27/2013 7:48 AM, Maria Jose Yañez Dacosta wrote:

...

Thanks!!. I have a little question, This page explains AUTH = GSSAPI but I'm interested in AUTH = NTLM. I want to get single sign on with clients in Windows against a Windows Active Directory. For NTLM should use another library like pam_krb5.so? Sorry for so many questions and thanks again

http://wiki2.dovecot.org/Authentication/Mechanisms/Winbind http://wiki2.dovecot.org/Authentication/Mechanisms/NTLM

...

2013/6/26 Stan Hoeppner <stan@hardwarefreak.com>

...

On 6/26/2013 1:17 PM, Maria Jose Yañez Dacosta wrote:

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I want to use single sign on from Windows with Thunderbird or Outlook using NTLM.

http://wiki2.dovecot.org/Authentication/Kerberos

-- Maria José