Roaming workstations broken (Was: r75884 - in trunk/src/debian-edu-config: cf debian share/debian-edu-config/tools)

[Petter Reinholdtsen <pere@hungry.com>]

[Andreas B. Mundt]
> Modified:
>    trunk/src/debian-edu-config/cf/cf.homes
>    trunk/src/debian-edu-config/debian/changelog
>    trunk/src/debian-edu-config/share/debian-edu-config/tools/kerberos-kdc-init
> Log:
> Add 'permitted_enctypes = des-cbc-crc' to krb5.conf. Needed for latest
> squeeze point release (see #657802).

This change seem to have broken user login on roaming workstations.
Logging in fail and this message show up in auth.log:

  pam_sss(login:auth): system info: [KDC has no support for encryption type]

Anyone understand enough of Kerberos to find a solution?
-- 
Happy hacking
Petter Reinholdtsen