Looking for logging into the Otrs Customer Ldap site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Otrs Customer Ldap site. After that you can login as usual with your login credentials.
https://doc.otrs.com/doc/manual/admin/5.0/de/html/external-backends.html
https://doc.otrs.com/doc/manual/admin/6.0/en/html/external-backends.html
http://trinityhome.org/Home/index.php?content=CONFIGURING_OTRS_TO_MAKE_CUSTOMERS___USERS_AUTHENT&front_id=18&lang=en&locale=en
https://forums.otterhub.org/viewtopic.php?t=26432
https://lists.otrs.org/pipermail/otrs-de/2011-January/013350.html
https://blog.feature-addons.de/2017-07-07-kundenbackend-mit-ldap
https://administrator.de/forum/otrs-agent-customer-login-ldap-345060.html
https://www.linuxquestions.org/questions/linux-software-2/otrs-ldap-customers-login-725690/
http://www.nerd.junetz.de/blogbox/index.php?/archives/613-OTRS-Anbindung-ans-Active-Directory.html
https://stackoverflow.com/questions/47597806/otrs-6-authsyncmoduleldap-integration
https://serverfault.com/questions/768638/otrs-authenticating-with-ldap-how-to-get-all-users
https://forum.ubuntuusers.de/topic/otrs-agenten-login-via-ldap/
https://groups.google.com/d/topic/otrs_archive/iv7KRanGJs4