Account is disabled – see Account Administrator

This time is a tip to enable a user account if your system uses password aging or the user was locked out due to the unsuccessful login attempts.

login: user
Password:
Account is disabled – see Account Administrator

To enable a locked or disabled HP-UX account, run the command:

/usr/lbin/modprpw -l -k

20 Linux System Monitoring Tools Every SysAdmin Should Know

http://www.cyberciti.biz/tips/top-linux-monitoring-tools.html