Hi , Is there any document for postfix smtp auth with active directory. I have followed below document . https://www.howtoforge.com/postfix-dovecot-authentication-against-active-directory-on-centos-5.x
I am getting authentication failure while authenticating and logs says as below. saslauthd[942406]: GSSAPI Error: Unspecified GSS failure. Minor code may provide more information (Server krbtgt/xyz....@abc.com<mailto:krbtgt/xyz....@abc.com> not found in Kerberos database) Jul 12 08:16:34 saslauthd[942406]: Retrying authentication Jul 12 08:16:34 saslauthd[942406]: GSSAPI Error: Unspecified GSS failure. Minor code may provide more information (Server krbtgt/ xyz....@abc.com<mailto:xyz....@abc.com> not found in Kerberos database) Jul 12 08:16:34 saslauthd[942406]: do_auth : auth failure: [user=testaccount] [service=smtp] [realm=] [mech=ldap] [reason=Unknown] I don't understand why it is trying for GSSAPI authentication whereas I have mentioned to use mechanism as ldap saslauthd -v saslauthd 2.1.23 authentication mechanisms: getpwent kerberos5 pam rimap shadow ldap [root@localhost sasl2]# cat /etc/sysconfig/saslauthd |grep -v "#" SOCKETDIR=/var/run/saslauthd MECH=ldap FLAGS="-O /etc/saslauthd.conf" cat /etc/sasl2/smtpd.conf pwcheck_method: saslauthd mech_list: plain login log_level: 6 Best regards Robin Les informations contenues dans ce message ainsi que les pièces jointes sont exclusivement destinées aux personnes désignées en qualité de destinataires ou autorisées à les recevoir. Ces informations sont strictement confidentielles et peuvent être couvertes par le secret professionnel. Si vous avez reçu ce message par erreur, merci de le détruire ainsi que toutes les éventuelles copies et d'en informer immédiatement l'expéditeur. Nous vous rappelons qu'il est formellement interdit de le copier, le faire suivre, le divulguer ou d'en utiliser tout ou partie sous peine de poursuites civiles ou pénales. UBS (France) S.A. décline toute responsabilité quant aux erreurs ou omissions qui pourraient affecter le contenu de ce message. Vous nous avez autorisés, en nous communiquant votre adresse électronique, à vous contacter par ce moyen. Si vous ne souhaitez plus recevoir d'e-mails de notre part, veuillez l'indiquer à l'adresse suivante : communication-fra...@ubs.com. Pour savoir comment UBS traite et préserve la confidentialité de vos données à caractère personnel, consultez notre déclaration de confidentialité. https://www.ubs.com/global/fr/legal/country/france/data-privacy-notice-eugdpr.html Afin de contribuer au respect de l'environnement, merci de n'imprimer cet e-mail qu'en cas de nécessité. The information contained in this communication as well as its attachments are intended solely for the use of the individual or entity to whom it is addressed and to others authorized to receive it. It may contain confidential and privileged information. If you are not the intended recipient or if you have received this communication by error, please delete all copies from your system and notify the sender immediately by responding to this email. You are hereby notified that any disclosure, copying, distribution or taking of any action regarding the content of the information is strictly prohibited and may qualify as a criminal offence. UBS (France) S.A. declines any liability as to the errors or omissions which could affect the content of this communication. By communicating your e-mail address, you have authorized us to contact you by such a mean. Should you refuse to receive further e-mails from our company, please let us know at the following email address: communication-fra...@ubs.com. For information on how UBS processes and keeps secure your personal data, please visit our Privacy Notice. https://www.ubs.com/global/fr/legal/country/france/data-privacy-notice-eugdpr.html Please consider the environment before printing this email or its attachments.