Kerberos and LDAP to replace NIS

[Amir Saad]

i use Fedora 4, Openldap 2.3.11 , Heimdal Kerberos 5
i'm trying to replace NIS with LDAP and Kerberos
now LDAP works great with Kerberos, also i can login to any machine in my network using LDAP, the question is how can i make login authenicated using Kerberos?
i tested telnet -F and rlogin -F  and both works fine , i want to know how can i make authentcation done through kerberos for all login?
thanks a lot
 
Amir Saad
Software Engineer