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Unable to change expired Kerberos passwords on Windows XP
I'm (actually, users are ;-)) having difficulties with Kerberos
If the user's password expires, XP correctly sends them to the password
User then has to change his/her username to username@REALM (otherwise
seems unable to contact KDC) and fill in old/new password fields.
Now the interesting part begins - if users username is all _lowercase_,
succeeds, login fails, next login succeeds.
If username contains any _uppercase_ letters, password change fails with
'1326: Logon failure : unknown user name or bad password'
Password change with MIT or Heimdal clients works.
KDC log doesn't show anything bad, error is the same for both MIT and
Password change for those users works also on Windows, if the password