Novell NETWARE 6-DOCUMENTATION Manual page 3202

LOGIN-X-2070: The new password has been used previously.
Source:
Explanation:
Action:
LOGIN-X-2080: New password is too short.
Source:
Possible Cause:
Action:
LOGIN.EXE
The network supervisor can restrict users from using previous passwords.
Have the user select a password that has not already been used with the
account.
LOGIN.EXE
The user tried to define a password that is shorter than the minimum length set
by the network supervisor.
Tell the user to use a longer password.
LOGIN Messages 251