Why does my LDAP server get queried when a local user logs in to Red Hat Enterprise Linux?

Release Found: Red Hat Enterprise Linux 4 and 5

Problem

The LDAP server is queried even for users found in /etc/passwd.

Solution

To setup permissions correctly, the login environment needs to find all the groups that a user is a member of. If you have configured NSS to lookup groups in LDAP (group: ldap in /etc/ns...