Logging in through ssh with a key works flawless. But with password the logon is refused.
This happens only in special UCS environments where the package
If you do not have this package installed (verify by
dpkg -l| grep samba-slave-pdc) this article does not match for your problem.
Password based authentication for ssh is not disabled and should work.
Restart the Heimdahl Kerberos server by:
/etc/init.d/heimdal-kdc stop /etc/init.d/heimdal-kdc start