Reactivating a deactivated user account

To restore an account for logging in:

1. Check the current inactive value by entering:
   
   logins -a -l login_name

   The first number on the second line of the output of this command is the ``inactive'' field.

2. Set the ``inactive'' field to zero by entering:
   
   usermod -f 0 -l login_name

3. Have the affected user log on again the system will update the time of last login to the present.

4. Reset the ``inactive'' field once again:
   
   usermod -f n login_name

   where n is the number of days the login remains active.