Installing the NSS and PAM libraries
Ensure that the following NSS and PAM packages are installed.
nss-pam-ldapd-0.7.5-18.2.el6_4.x86_64.rpm
pam_krb5-2.3.11-9.el6.x86_64.rpm
Note: If you have a valid RHN subscription, run yum as
shown in the following example:
yum install nss-pam-ldapd.x86_64 pam_krb5.x86_64