IPA Client AD Trust logins fail with Cannot find KDC for realm "AD.REALM" while getting initial credentials

Solution Verified - Updated -

Issue

  • Unable to login with AD Trust users on IPA clients
  • Succesfully able to resolve SSSD users with id command but login fails during PAM authentication. SSSD krb5_child logs errors out with
Cannot find KDC for realm "AD.REALM" while getting initial credentials
  • The same error can be reproduced with
# kinit aduser@AD.REALM

Environment

  • Red Hat Enterprise Linux
  • Red Hat Identity Management

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content