root cannot log onto the iLO console

Issue

The ILO is functional, but root cannot log in at the login prompt as follows:

login as: sysadmin
sysadmin@10.48.178.37's password:
User:sysadmin logged-in to ILOUSE652N12K.(10.48.178.37)
iLO Advanced 1.24 at 13:07:08 Oct 17 2006
Server Name: USE652N12K00
Server Power: On

</>hpiLO-> vsp

Starting virtual serial port
Press 'ESC (' to return to the CLI Session

</>hpiLO-> Virtual Serial Port active: IO=0x03F8 INT=4
Login timed out after 60 seconds

                       !!! AUTHORIZED USE ONLY !!!

This system is restricted to authorized CoreLogic users only, all unauthorized users must logoff immediately.  Unauthorized access to this system is subject to civil, criminal and/or administrative penalties. Use may be logged and monitored. Use of this system constitutes acknowledgement of acceptable use policy.

realsna01sgpp03 login:
                       !!! AUTHORIZED USE ONLY !!!

This system is restricted to authorized CoreLogic users only, all unauthorized users must logoff immediately.  Unauthorized access to this system is subject to civil, criminal and/or administrative penalties. Use may be logged and monitored. Use of this system constitutes acknowledgement of acceptable use policy.

realsna01sgpp03 login: root
Password:
Login incorrect

• However, <root> could login directly from a putty session as follows:

login as: root
                       !!! AUTHORIZED USE ONLY !!!

This system is restricted to authorized CoreLogic users only, all unauthorized users must logoff immediately.  Unauthorized access to this system is subject to civil, criminal and/or administrative penalties. Use may be logged and monitored. Use of this system constitutes acknowledgement of acceptable use policy.

Using keyboard-interactive authentication.
Password:
Last login: Thu Aug 11 14:45:59 2011 from 172.17.82.246

• Hence, do you know why the user <root> cannot login directly from the iLO?  We need to login as ourselves and then sudo as root.